Engineering Physics I Practice Test 6

1. Statement: In simple harmonic motion, the motion is to and fro and periodic.
Reason: Velocity of the particle,
v=ω√(a²-x²)
Where x is displacement.

2. The total energy of a particle performing simple harmonic motion depends on ___________

3. The time period of a simple pendulum on a satellite, orbiting around the earth, is ___________

4. Two bodies M and N of equal masses are suspended from separate massless spring of spring constants k₁ and k₂ respectively. If the two bodies oscillate vertically such that their maximum velocities are equal, the ratio of the amplitude of variation of M to that of N is?

5. Every simple harmonic motion is periodic motion, but every periodic motion need not be simple harmonic motion.

6. A particle is executing simple harmonic motion at midpoint of mean position and extremely. What is the potential energy in terms of total energy (E)?

7. The maximum velocity of a particle, executing simple harmonic motion with amplitude 7mm, is 4.4m/s. The period of oscillation is?

8. A simple pendulum has a time period T₁, when on the earth’s surface; and T₂, when taken to a height R above the earth’s surface (R is the radius of the earth). The value of T₂/T₁ is?

9. The mass and the radius of a planet are twice that of earth. Then, period of oscillation of a second pendulum on that planet will be ___________

10. The displacement of an object attached to a spring and executing simple harmonic motion is given by x = 2×10^-2 cosπt(in m). The time at which the maximum speed first occurs is?