Questions
A particle executes simple harmonic motion along a straight line with maximum velocity 4 m/s and maximum acceleration . If the particle starts its motion from mean position, then the minimum time after which its speed will be 2 m/s is
detailed solution
Correct option is B
ω=2πT=ω2AωA=amaxVmax=2π4⇒T=4secNow V=Vm.cosωt⇒cos2πTt=24⇒2πtT=π3⇒t=46s=23STalk 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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