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This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Physics Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.
1. |
Statement: In simple harmonic motion, the velocity is maximum, when the acceleration is minimum. |
A. | Reason: Displacement and velocity in simple harmonic motion is differ in phase by π/2. |
B. | Both statement and reason are true and the reason is the correct explanation of the statement |
C. | Both statement and reason are true but the reason is not the correct explanation of the statement |
D. | Statement is true, but the reason is false |
E. | Statement and reason are false |
Answer» C. Both statement and reason are true but the reason is not the correct explanation of the statement | |
2. |
A lightly damped oscillator with a frequency v is set in motion by a harmonic driving force of frequency v’. When v’ is lesser than v, then the response of the oscillator is controlled by ___________ |
A. | Spring constant |
B. | Inertia of the mass |
C. | Oscillator frequency |
D. | Damping coefficient |
Answer» B. Inertia of the mass | |
3. |
An object of mass 0.2kg executes simple harmonic motion along the x-axis with a frequency of (25/π)Hz. At the position x = 0.04, the object has kinetic energy of 0.5J and potential energy 0.4J. The amplitude of oscillation is? |
A. | 6cm |
B. | 4cm |
C. | 8cm |
D. | 2cm |
Answer» B. 4cm | |