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Viva questions for Physics Class 12
विज्ञान 10 – महत्वपूर्ण MCQs
Fundamentals of Arithmetic
Science 10 – Important MCQs

P11 Technology and Physics

P11 Technology and Physics

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Question 1 of 10

1. Question

Which is the correct principle of physics behind the technology of \(steam \ engine\) ?

Newton’s laws of motion

Laws of thermodynamics

Bernoulli’s principle in fluid dynamics

Superconductivity

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Question 2 of 10

2. Question

Which is the correct principle of physics behind the technology of \(Rocket \ propulsion\) ?

Laws of thermodynamics

Detection of cosmic radio waves

Newton’s laws of motion

Conversion of gravitational potential energy into electrical energy

Correct

Incorrect
Question 3 of 10

3. Question

Which is the correct principle of physics behind the technology of \(Radio \ and \ Television\) ?

Digital logic

Motion of charged particles in electromagnetic fields

Reflection of ultrasonic waves

Generation, propagation, and detection of electromagnetic waves

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Incorrect
Question 4 of 10

4. Question

Which is the correct principle of physics behind the technology of \(Electron\ microscope\) ?

Wave nature of electrons

Controlled nuclear fission

Photoelectric effect

Total internal reflection of light

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Question 5 of 10

5. Question

Which is the correct principle of physics behind the technology of \(Aeroplane\) ?

Photoelectric effect

Conversion of gravitational potential energy into electrical energy

Bernoulli’s principle in fluid dynamics

Newton’s laws of motion

Correct

Incorrect
Question 6 of 10

6. Question

Which of the following technology is based on the principle of \( Faraday’s \ laws\ of \ electromagnetic\ induction\)?

Particle accelerators

Electric generator

Rocket propulsion

Hydroelectric power

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Incorrect
Question 7 of 10

7. Question

Which of the following technology is based on the principle of \( Superconductivity\)?

Bose-Einstein condensate

Photocell

Production of ultra-high magnetic fields

Optical fibres

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Incorrect
Question 8 of 10

8. Question

Which of the following technology is based on the principle of \(Conversion \ of \ gravitational \ potential \ energy\ into\ electrical\ energy\)?

Electric generator

Hydroelectric power

Steam engine

Sonar

Correct

Incorrect
Question 9 of 10

9. Question

Which of the following technology is based on the principle of \(Light\ amplification \ by \ stimulated \ emission of \ radiation\)?

Electron microscope

Production of ultra-high magnetic fields

Photocell

Lasers

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Incorrect
Question 10 of 10

10. Question

Which of the following technology is based on the principle of \(Total \ internal \ reflection \ of \ light\)?

Optical fibres

Computers

Photocell

Radio and Television

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Points Table
Viva questions for Physics Class 12
विज्ञान 10 – महत्वपूर्ण MCQs
Fundamentals of Arithmetic
Science 10 – Important MCQs

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