

MCQOPTIONS
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1. |
The_periodic_time_of_a_body_executing_simple_harmonic_motion_is_4s._After_how_many_intervals_from_time_t=0,_its_displacement_will_be_half_of_its_amplitude?$ |
A. | ¬Ω s |
B. | 1/3 s |
C. | ¼ s |
D. | 1/6 s |
Answer» C. ¬¨¬®¬¨‚à´ s | |