Questions
A coin is placed on a horizontal platform which under goes vertical simple harmonic motion of angular frequency ). The amplitude of oscillation is gradually increased. The coin will leave contact with the platform for the first time:
detailed solution
Correct option is D
The coin will be just leaving the contact at the lowest position when mω2A≥mg⇒A≥gω2Talk 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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