Hi Friends,

Even as I launch this today ( my 80th Birthday ), I realize that there is yet so much to say and do. There is just no time to look back, no time to wonder,"Will anyone read these pages?"

With regards,
Hemen Parekh
27 June 2013

Now as I approach my 90th birthday ( 27 June 2023 ) , I invite you to visit my Digital Avatar ( www.hemenparekh.ai ) – and continue chatting with me , even when I am no more here physically

Tuesday, 3 September 2024

A Mocking Bird ?

 


 

Dear Parents / Students ,

 

How about following example of a Mock Test ( JEE – NEET – CET ) generated by : www.My-Teacher.in  ?

Let me assure you that even if you or your child picks the wrong option while attempting to solve this question paper, no one mocks you

If anything, in such a case, www.My-Teacher.in , will go out of its way to tell why your option is incorrect and what is the correct option – and why !

This is a matter of “ Self Education “ – a matter of “ Programmed Learning “ at its best

 

Dear Parents :

www.My-Teacher.in  is designed to increase your child’s self Esteem

And that is not all  !

When she picks the correct option, www.My-Teacher.in , flashes following message :

“ Brag To Your Classmates “

Hey there ,

If you want your child to feel proud, tell her about www.My-Teacher.in

Regards /  hemen Parekh

PS :

Since My-Teacher generates 294,000 BILLION , unique Question Papers , it is just impossible that you will ever come across the very same following Quiz , no matter how many times you try !

 

 

Question No 1 :

 

 

An electron is accelerated through a potential difference of 10,000 V. Its de-Broglie wavelength is, (nearly):

 

Your Options are :

 

1.2 × 10^-12 m

1.2 × 10^-14 m

1.2 nm

1.2 × 10^-13 m

 

Question No 2 :

An inductor of 20 mH, a capacitor of 50 μF, and a resistor of 40Ω are connected in series across a source of emf V = 10340 sin(t). What is the power loss in the AC circuit?

 

Your Options are :

 

0.67 W

0.76 W

0.89 W

0.51 W

 

 

Question No 3 :

The energy of a photon ejected when the electron jumps from n=3 state to n=2 state of hydrogen is approximately?

 

Your Options are :

 

1.5 eV

0.85 eV

3.4 eV

1.9 eV

 

 

Question No 4 :

What is the formula for kinetic energy?

 

Your Options are :

 

KE = 1/2 mv²

KE = mv

KE = mgh

KE = 2mv

 

 

Question No 5 :

A point mass m is moved in a vertical circle of radius r with the help of a string. The velocity of the mass is 7gr at the lowest point. The tension in the string at the lowest point is

 

Your Options are :

 

6mg

7mg

8mg

1mg

 

 

Question No 6 :

What is the velocity of B when angle α = 60° if A is moving at 10 m/s?

 

Your Options are :

 

9.8 m/s

10 m/s

5.8 m/s

17.3 m/s

 

 

Question No 7 :

The energy of ground electronic state of hydrogen atom is -13.6 eV. The energy of the first excited state will be?

 

Your Options are :

 

-54.4 eV

-27.2 eV

-6.8 eV

-3.4 eV

 

 

Question No 8 :

For protecting a sensitive equipment from the external magnetic field, it should be

 

Your Options are :

 

placed inside an aluminium can

placed inside an iron can

wrapped with insulation around it when passing current through it

surrounded with fine copper sheet

 

 

Question No 9 :

The cylindrical tube of a spray pump has radius R, one end of which has n fine holes, each of radius r. If the speed of the liquid in the tube is v, the speed of the ejection of the liquid through the holes is

 

Your Options are :

 

v R \frac{n}{r^2}

v R \frac{n}{r^2}

v R \frac{n}{r^3}

v \frac{R}{n r^2}

 

 

Question  No 10 :

The number of translational degree of freedom for a diatomic gas is

 

Your Options are :

 

2

3

5

6

 

 

 

 

List of Blogs relating My Teacher

 


Ø  Teach Your Child To Think  ………………………………….. ………………………………………..01 July 2024

Ø  AI based Education Tools from India………………………………………………………………. 07 July 2024

Ø  Yes , Your Company can Donate an Interactive Panel to a Village School  …… 07 July 2024

Ø  Teach your Child to ask “ Why “……………………………………………………………………….. 08 July 2024

Ø  For a Creative Child : Questions Beyond Syllabus.. …………………………………………..11 July 2024

Ø  Getting Your Children ready for Computer based NEET- JEE……………………………. 12 July 2024

Ø  At Home Practicing for NEET – JEE – CUET – SAFAL ?.................................. 28 July 2024

Ø  SARAL : For Students without Teacher / Text Book…………………………………………… 31 July 2024

Ø  Let 150 gm Mobile replace 6000 gm Schoolbag…………………………………………………. 02 Aug 2024

Ø  Breaking News …………………………………………………………………………………………………….. 13 Aug 2024

Ø  Why should Your Child ask " WHY " ? ………………………………………………………………… 20 Aug 2024

Ø  Is Your Child Ready for the New 12th Exam Rules? Start Today!"  …………………. 28 Aug 2024

Ø  The USP of www.My-Teacher.in................................................................. 29 Aug 2024

Ø  Past Years’ Question Papers ? No Way !...................................................... 30 Aug 2024

Ø  Hallucinating Hemen ?  .. ……………………………………………………………………………………..01 Sept 2024

Ø  Mid Term Monster ? ……………………………………………………………………………………………. 03 Sept 2024

Ø   A Mocking Bird ?  ...................................................... 03 Sept 2024


         A Swiss Army Knife ?  ,,.... ...........................................03 Sept 2024

        Following the Footsteps of the Famous ........................... 03 Sept 2024

Digital Court in Kerala

 

Chief Justice DY Chandrachud to open India's first digital court in Kerala on Friday

 

Extract:

 

India is set to witness a significant step towards digitization in the legal system as Chief Justice DY Chandrachud will inaugurate the country's first digital court in Kerala.

 

The digital court will cater specifically to cases under the Negotiable Instruments Act in Kollam.

 

Alongside the digital court, the inauguration of a model digital courtroom and an online dispute resolution system will also take place during this event.

 

This move marks a crucial advancement in leveraging technology to streamline legal proceedings and enhance access to justice through digital means.

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My Take:

 

Virtual Courts: Technology is Mandatory: 11/10/2023

 

In my blog post titled "Virtual Courts: Technology is Mandatory," I emphasized the critical role of technology in the judicial system, echoing the sentiments expressed by Chief Justice Chandrachud regarding the importance of digitizing court records and enabling e-filing of cases.

 

The shift towards virtual hearings and online dispute resolution systems, as exemplified by the inauguration of India's first digital court, aligns with the predictions and recommendations I made earlier.

 

This initiative not only reflects the evolution towards a more tech-savvy legal framework but also underscores the necessity of adapting to digital tools for efficient court functioning.

 

Reflecting on my blog post where I expressed gratitude towards Justice Chandrachud's advocacy for digitization and e-filing in courts, it is heartening to see his efforts materialize with the launch of the first digital court in India.

 

His proactive approach in pushing for technological advancements in the legal domain, as highlighted in my earlier writings, is now paving the way for a more accessible and streamlined justice delivery system.

 

The event in Kerala serves as a testament to the foresight and progressive mindset advocated in my previous blog posts, showcasing tangible outcomes resulting from embracing digital solutions in the judicial landscape.

---------------------------------------------------------------------------------------------------------------------

 

Call to Action:

 

To all high court chief justices and legal authorities, I urge you to take inspiration from the groundbreaking step of inaugurating India's first digital court.

 

Embrace technological advancements, prioritize digitization of court processes, and promote e-filing to enhance efficiency and accessibility in the legal system.

 

Let's collectively work towards a future where technology plays a pivotal role in ensuring swift and transparent justice delivery for all.

 

---------------------------------------------------------------------------------------------------------------------

 

With regards, 

 

Hemen Parekh

 

www.My-Teacher.in

Mid Term Monster ?

 


 

All over the country, mid term exams are looming over 28 crore school children like a Monster

They are burning mid night oil , pouring over their text books and trying to figure out :

“ From this Chapter , what questions are most likely to appear in the forthcoming exam ? “

That is tough

Even tougher is to figure out :

  If this question was to appear in exam paper , what should be the RIGHT / CORRECT answer ? “

 

Hey, Parents :

I know , even some of you are holding in your hands , exam papers of previous years , throwing a question at your ( trembling ? ) child and expecting her to come up with that RIGHT / CORRECT answer

And if she cannot, woe befall her !

That need not be

Just ask her to :

Ø  Access on her mobile  www.My-Teacher.in

Ø  Go to section “ Answers for Syllabus Related Questions

Ø  Select : Standard ; Subject ; Chapter

Ø  Discover 15 / 20 , “ Most likely to Appear in Exam “ questions

Ø  Click on any

Ø  Get that RIGHT / CORRECT answer

Following table would convince you that  www.My-Teacher.in , is your child’s true MENTOR in her times of stress, when threatened by mid-term Monster

With regards

Hemen Parekh /  www.HemenParekh.ai  /  04 Sept 2024

 

Standard / Subject / Chapter

Question

Answer

 

 

 

8th / Science / Light

How does a kaleidoscope work?

A kaleidoscope works by using mirrors placed at an angle to create multiple reflections of colored objects inside the tube. When you look through the hole, these reflections form beautiful and ever-changing patterns due to the reflection and symmetry principles involved. It's a fascinating optical device that designers and artists often use for inspiration in creating new patterns.

 

 

 

 

 

 

9th / Maths / Triangles

Explain the correspondence of vertices in congruent triangles

In congruent triangles, the correspondence of vertices is crucial for correctly representing their similarity. For example, if triangle ABC is congruent to triangle DEF, we must ensure that each vertex corresponds accurately. This means that point A corresponds to point D, B corresponds to E, and C corresponds to F.

 

By establishing this one-to-one correspondence between the vertices of congruent triangles, we can symbolically represent their similarity as ∆ ABC DEF. It's important to note that under this correspondence, not all permutations are valid. For instance, writing QRP ABC would be incorrect because it doesn't follow the correct vertex correspondence.

 

Therefore, when expressing the similarity of two triangles in symbolic form or discussing their congruence criteria like CPCT (corresponding parts of congruent triangles), ensuring the accurate correspondence of vertices is essential for clarity and correctness in geometry studies.

 

 

 

 

 

 

 

 

Monday, 2 September 2024

Clean Air

 

Clean air as a poll guarantee

 

Extract:

 

The article highlights the alarming air pollution situation in India, with forty-two of the world's 50 most polluted cities located in the country.

 

New Delhi regains its title as the world's most polluted capital based on IQAir's assessment. Additionally, Begusarai in Bihar is recognized as the world's most polluted city.

 

These statistics underscore the pressing need for immediate action to combat air pollution in India. The severity of the pollution crisis is evident from the data, emphasizing the detrimental impact on public health and the environment.

 

The concentration of pollutants in major Indian cities poses a significant threat, leading to adverse health outcomes and environmental degradation.

 

Urgent measures and stringent policies are imperative to address this critical issue and ensure a sustainable and healthy future for all.

 

-------------------------------------------------------------------------------------------------------------------------------

My Take:

 

Congratulations Shri Kejriwalji……23/08/2021

 

"The foresight shared in my previous blog post about the concerning levels of air pollution in India, particularly in major cities like Delhi, resonates with the current scenario highlighted in the recent article.

 

The continued prevalence of pollution-related challenges underscores the importance of proactive measures and innovative solutions to combat this environmental crisis."

-----------------------------------------------------------------------------------------------------------------------------

 

Air Pollution Sources and How to Save……25/06/2021

 

"The data mentioned in my earlier blog post aligns with the current discourse on air pollution in India, emphasizing the persistent increase in pollution levels and its grave consequences on public health.

 

The report's identification of the most polluted states in India echoes the urgent need for targeted interventions and policy reforms to mitigate the environmental impact and safeguard public health."

-------------------------------------------------------------------------------------------------------------------------------

 

Call to Action:

 

To the Indian government and relevant authorities, it is crucial to prioritize air quality management and implement sustainable policies to combat air pollution effectively.

 

Stakeholders must collaborate to drive initiatives that promote clean air and sustainable development for the well-being of citizens and the environment.

 


With regards, 

 

Hemen Parekh

 

www.My-Teacher.in

Illegal parking

 

Why e-challans are no deterrent to illegal parking

 

Extract:

 

The article highlights the ineffective nature of e-challans in deterring illegal parking, as stated by a traffic expert. The issue of illegal parking has escalated to such an extent that residents of Tilak Nagar sought intervention from the Bombay High Court in 2022.

 

Experts suggest that the core problem lies not in parking itself but in the concept of free parking. This revelation sheds light on the challenges faced in managing parking violations and the urgent need for innovative solutions to tackle this issue effectively.

---------------------------------------------------------------------------------------------------------------------

My Take:

 

How to Earn Rs 1 Lakh Crore from Parking…………14/02/2018 

 

In my previous blog post, I proposed a comprehensive solution to generate revenue from parking fees by implementing a technology-based system that eliminates human intervention.

 

Reflecting on the current scenario regarding illegal parking, it's evident that the lack of efficient enforcement mechanisms like the one I suggested has led to the persistence of this issue.

 

By revisiting this solution proposed years ago, it becomes apparent that predictive measures could have alleviated the current challenges surrounding illegal parking.

 

Discussing the un-implementable nature of certain schemes due to the potential for corruption, my blog highlighted the pitfalls of ineffective policies.

 

Drawing parallels to the current situation of ineffective e-challans in curbing illegal parking, it is evident that unless practical and corruption-proof strategies are adopted, the problem persists.

 

By emphasizing the need for sustainable and efficient solutions, such as the technology-driven system proposed, we can address the root causes of illegal parking more effectively.

---------------------------------------------------------------------------------------------------------------------

 

Call to Action:

 

To the authorities responsible for traffic management in Tilak Nagar and other areas facing similar challenges, it is imperative to consider and implement innovative, technology-driven solutions to combat illegal parking effectively.

 

By adopting transparent and automated systems, the authorities can not only deter parking violations but also streamline revenue collection processes.

 

It's time to transition from traditional enforcement methods to modern, corruption-resistant solutions for sustainable urban parking management.

---------------------------------------------------------------------------------------------------------------

 

With regards,

 

Hemen Parekh 

 

www.My-Teacher.in

MMOPL

 

MMOPL Launches new taptap wristband for metro one passengers.

 

Extract:

 

In a significant move, Mumbai Metro has introduced the TapTap wristband as a novel ticketing option for Metro 1 passengers.

 

This wristband allows commuters to swiftly access the metro by scanning a QR code at the entry point, with a price tag of 200 rupees.

 

With over 4 lakh passengers utilizing the Versova-Andheri-Ghatkopar Metro 1 line, this innovative ticketing approach is set to streamline the commuting experience for many.

---------------------------------------------------------------------------------------------------------------------

 

My Take:

 

 Tap In / Tap Out….18/02/2023

 

"The integration of digital ticketing systems in public transport, such as the Tap In/Tap Out feature in Mumbai's e-double decker buses, showcases a step towards modernizing transportation infrastructure.

 

Back in 2016, I emphasized the shift towards air-conditioned buses, the implementation of Bus Rapid Transit Systems (BRTS), and the necessity of real-time bus arrival indicators.

 

The introduction of such digital solutions not only enhances commuter convenience but also aligns with the vision of efficient public transportation systems."

---------------------------------------------------------------------------------------------------------------------

 

A Rose By Any Other Name….22/04/2022

 

"The advent of digital bus passes with Tap In/Tap Out features in Mumbai's eco-friendly buses signals a progressive shift in urban mobility. In my 2016 blog post, I highlighted public transport as a sustainable solution and the importance of technological advancements in reducing pollution.

 

The evolution towards seamless ticketing experiences and the integration of digital innovations like BHIM and ARJUN into transit systems echo the continuous drive towards a more efficient and environmentally conscious public transport network."

----------------------------------------------------------------------------------------------------------------

 

Call to Action:

 

To the Mumbai Metro authorities, I suggest exploring further technological advancements to enhance the commuter experience, such as integrating contactless payment systems or introducing personalized travel recommendations based on commuter usage patterns.


With regards, 

 

Hemen Parekh

 

www.My-Teacher.in

Unveil his India investment plans!

 

Tesla CEO Elon Musk to meet PM Modi during India visit to disclose investment plans

 

 

Extract:

 

The article discusses Tesla CEO Elon Musk's upcoming meeting with PM Modi during his visit to India to reveal investment plans. Musk is set to invest $3 billion initially and is looking at potential plant locations in Gujarat and Maharashtra.

 

This strategic move by Tesla signifies a significant step towards establishing a presence in the Indian market, showcasing the growing importance of India in the global political and economic landscape.

---------------------------------------------------------------------------------------------------------------------

 

My Take:

 

--------------------------------------------------------------------------------------------------------------------

 

LET US GO ALL OUT TO WELCOME……11/02/2017

 

In the earlier blog post, the emphasis on welcoming Elon Musk and Tesla's initiatives with open arms resonates profoundly with the current scenario of Musk's crucial meeting with PM Modi.

 

The eagerness expressed back then to embrace Tesla's entry into India now materializes as Musk prepares to disclose substantial investment figures.

 

It underscores the significance of fostering international collaborations and attracting foreign investments, reflecting a proactive approach towards economic growth.

--------------------------------------------------------------------------------------------------------------------

 

Call to Action:

 

To PM Modi and government authorities, seize this opportunity to facilitate a conducive environment for Tesla's investments and ensure a smooth transition into the Indian market.

 

Embrace innovation and sustainable practices, supporting Tesla's endeavors that can pave the way for technological advancements and economic prosperity in the country.

---------------------------------------------------------------------------------------------------------------------

 

With regards, 

 

Hemen Parekh

 

www.My-Teacher.in