Oscillation (12th) MockTest (Physics) MHT CET
Test Instructions:
- This Mock test contains 15 MCQ questions.
- Choice and sequence for attempting questions will be as per the convenience of the candidate.
- Read each question carefully.
- Determine the one correct answer out of the four available options given for each question.
- Each question awards you 1 point for each question.
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Question 1 of 15
1. Question
1 point(s)Which of the following is simple harmonic function ?
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Question 2 of 15
2. Question
1 point(s)Which of the following is not simple harmonic function ?
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Question 3 of 15
3. Question
1 point(s)Two particles are executing SHM of same amplitude and frequency along the same straight line path. They pass each other when going in opposite directions, each time their displacement is half of their amplitude. What is the phase difference between them ?
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Question 4 of 15
4. Question
1 point(s)A particle of mass 100 g is executing SHM with amplitude of 10 cm. When the particle passes through the mean position at t = 0 its kinetic energy is 8 mJ. What is the equation of simple harmonic motion if initial phase is zero ?
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Question 5 of 15
5. Question
1 point(s)A mass m is attached to a rigid support and oscillates in vertical plane. The mean position of the mass is at a distance y from the point of suspension. If the spring oscillates in the horizontal plane, the mean position’ of mass is at a distance x from the mean position. What is the time period of oscillations in case of vertical oscillations ?
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Question 6 of 15
6. Question
1 point(s)The time period of a SHM is 16 seconds. It starts its motion from the equilibrium position. After two seconds its velocity is ⎍ m/s. What is its displacement amplitude ?
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Question 7 of 15
7. Question
1 point(s)Two pendulums of lengths l metre and 16 metres start vibrating one behind the other on the same stand with the same amplitude. At t = 0 both are at mean position and in the same phase. After, what minimum time will they again be one behind the other and in the same phase ? Given that the time period of shorter pendulum is T.
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Question 8 of 15
8. Question
1 point(s)The angular frequency and amplitude of a simple pendulum are ⍵ and A respectively. At the displacement y from the mean position, the kinetic energy is K and potential energy is U. What is the ratio K/ U ?
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Question 9 of 15
9. Question
1 point(s)A simple pendulum of length l has maximum 15. angular displacement θ. The kinetic energy of the pendulum at the mean position will be :
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Question 10 of 15
10. Question
1 point(s)The variation of the potential energy of a harmonic oscillator is as shown in the figure below.
What is the force constant of the oscillator if amplitude of oscillations is 20 mm ?
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Question 11 of 15
11. Question
1 point(s)The bob of a simple pendulum is replaced by a magnet. The oscillations are set along length of the magnet. If a copper coil is now added so that one pole of the magnet passes in and out of it, and the coil is short-circuited, the effect will be :
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Question 12 of 15
12. Question
1 point(s)Two small balls P and Q are suspended from inextensible strings of equal lengths ‘l‘ each. The ball P is raised up to the suspension point. The ball Q with a taught spring is displaced by a small amount so that its oscillation may be regarded as simple harmonic. They are let go simultaneously. The ratio of their time period will be :
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Question 13 of 15
13. Question
1 point(s)In the above question what is the value of total energy of the oscillator ?
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Question 14 of 15
14. Question
1 point(s)What is the relation between particle velocity (v), the wave velocity (c) and the slope (S) of the wave ?
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Question 15 of 15
15. Question
1 point(s)In question 13, what is the maximum value of kinetic energy of the oscillator ?
