Questions
A sewing machine needle is oscillating simple harmonically in a vertical line of length 6 cm with a frequency 30 per minute. The displacement of the needle 1/6s after crossing the mean position is
detailed solution
Correct option is D
A=3cm,T=2sec; y=AsinωtTalk to our academic expert!
Similar Questions
One end of an ideal spring is connected with a smooth block with the other end with rear wall of driving cabin of a truck as shown in figure. Initially, the system is at rest. If truck starts to accelerate with a constant acceleration ‘a’ , then the block (relative to truck ):
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