Physics Chapter 1 Simple Harmonic Motion and Waves Mcqs Test Online Punjab Board 10th Class

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Question 1 of 20

Physics

1. The waves in which the particles of the medium vibrate perpendicular to the direction of motion of waves are called:

1.Longitudinal waves

2.Electromagnetic waves

3.Transverse waves

4.Compressional waves

Question 1 of 20

Question 2 of 20

2. Which is not a correct equation

1.λ = VT

2.V = λ/T

3.T = λ/V

4.V = λT

Question 2 of 20

Question 3 of 20

3. Which is not correct?

1.The number of loops on string depends upon the frequency of up and down motion of hand

2.String makes single loop at the loop at the lowest frequency

3.The fundamental frequency is called second harmonic

4.The fundamental frequency is called first harmonic

Question 3 of 20

Question 4 of 20

4. If the mass of the bob of a pendulum is increased by a factor of 3, the period of the pendulum’s motion will:

1.Be increased by a factor of 2

2.Remain the same

3.Be decreased by a factor of 2

4.Be decreased by a factor of 4

Question 4 of 20

Question 5 of 20

5. The up and down motion of hand produces waves in string known as:

1.Stationary waves

2.Longitudinal waves

3.Compressional waves

4.Transverse waves

Question 5 of 20

Question 6 of 20

6. Bending of waves around obstacles is called:

1.Diffraction

2.Reflection

3.Refraction

4.Interference

Question 6 of 20

Question 7 of 20

7. Which is concerned with bending of waves around corners?

1.Refraction

2.None of these

3.Diffraction

4.Reflection

Question 7 of 20

Question 8 of 20

8. A large ripple tank with a vibrator working at a frequency of 30 Hz produces 25 complete waves in a distance of 50cm. The velocity of the wave is:

1.1500 cms⁻¹

2.750 cms⁻¹

3.53 cms⁻¹

4.60 cms⁻¹

Question 8 of 20

Question 9 of 20

9. Waves transfer:

1.Energy

2.Wavelength

3.Frequency

4.Velocity

Question 9 of 20

Question 10 of 20

10. Which of the following is a method of energy transfer?

1.Wave motion

2.Radiation

3.Conduction

4.All of these

Question 10 of 20

Question 11 of 20

11. When to identical waves traveling in opposite direction along the same line combine to form:

1.Diffraction

2.Interference

3.Stationary waved

4.None of these

Question 11 of 20

Question 12 of 20

12. Which is not the true statement?

1.Speed of light is more in air than in glass

2.Water waves exhibit phenomenon of refraction

3.Bending of waves from their incident path is called amplitude

4.Speed of water waves depends on the depth of water

Question 12 of 20

Question 13 of 20

13. Which of the following devices can be used to produce both a transverse and longitudinal waves?

1.A ripple tank

2.A tuning fork

3.A string

4.A helical spring (slinky)

Question 13 of 20

Question 14 of 20

14. Which of the following characteristics of a wave is independent of the others:

1.Speed

2.Amplitude

3.Wavelength

4.Frequency

Question 14 of 20

Question 15 of 20

15. The relation between v, f and λ of a wave is:

1.v = λ/f

2.v λ = f

3.v f = λ

4.f λ = v

Question 15 of 20

Question 16 of 20

16. Which of the following is an example of simple harmonic motion?

1.The motion of ceiling fan

2.The spinning of the Earth on its axis

3.A bouncing ball on a floor

4.Motion of a simple pendulum

Question 16 of 20

Question 17 of 20

17. In a vacuum all electromagnetic waves have the same:

1.Speed

2.Frequency

3.Wavelength

4.Amplitude

Question 17 of 20

Question 18 of 20

18. The apparatus used to study the properties of waves is:

1.Galvanometer

2.Water tank

3.Ripple tank

4.Electric bulb

Question 18 of 20

Question 19 of 20

19. The radio transmission can be heard in such areas where the waves cannot reach directly due to:

1.Interference

2.Refraction

3.Diffraction

4.Reflection

Question 19 of 20

Question 20 of 20

20. Energy can be transferred from one place to another:

1.Through waves

2.None of these

3.Through matter

4.Both of them

Question 20 of 20

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