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Class 11 Physics (Part Ii) Chapter 16 Oscillations Quiz 4 (25 MCQs)

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1. What is simple harmonic motion?
2. Waves can be categorized by the two ways they move. What are the two types of waves?
3. Which of the following is true of a damped simple pendulum in which the amplitude of motion decreases exponentially?
4. What variable affects the period of the pendulum?
5. The time period of a pendulum on Earth is 1.0 s. What would be the period of a pendulum of the same length on a planet with half the density but twice the radius of Earth?
6. A mass on a spring undergoes SHM. When the mass is at its maximum distance from the equilibrium position, which of the following statements about it are true?
7. What curve is produced form a Acceleration vs Time graph (when the oscillator starts from rest position)?
8. Which equation defines Elastic Potential Energy?
9. When the mass reaches point x = 0 its instantaneous acceleration is?
10. What is the unit of time?
11. How does simple harmonic motion differ from other types of motion?
12. The maximum displacement done by the oscillating body away from its original position.
13. The displacement equation of a simple harmonic motion of a stretched pendulum is typically given by:
14. Which one of the following statements is true for the speed v and the acceleration 'a' of a particle executing simple harmonic motion?
15. The variation with time t of the displacement x of a particle in simple harmonic motion form point O is given as x=5.0 sin 20t. What is the period of the simple harmonic motion?
16. Angular velocity and frequency in simple harmonic motion are related by:
17. A particle which is impressed by two SHMs given by x$_{1}$ = acoswt and x$_{2}$ = asinwt, then the resultant motionwill have an amplitude of
18. To make the frequency double of an oscillator, we have to:
19. In simple harmonic motion, when is the speed the greatest?
20. Which of the following is NOT a characteristic of forced oscillation?
21. What's the period of a spring-mass oscillator with a mass of 3.5 kg and a spring constant of 85 N/m?
22. A simple harmonic oscillator takes 4.8 s to undergo five complete vibrations. What is the period (T) of 1 cycle?
23. Two identical springs of constant k are connected, first in series and then in parallel. A metal block of mass m is suspended from their combination. The ratio of their frequencies of vertical oscillations will be in a ratio
24. In a damped harmonic oscillator, periodic oscillations have ..... amplitude
25. What's the frequency of a spring-mass oscillator with a spring constant of 3550 N/m and a mass of 1395 kg?
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