Periodic Motion – Video Lectures
Important derivations and NEB year-wise numerical solutions explained clearly.
Year-wise Numerical Questions (NEB)
[2081 GIE ‘B’]
On an average a human heart is focussed to beat 85 times in a minute. Calculate its frequency and time period. Ans: 1.42 Hz, 0.7 sec
Numerical Problem[2081 GIE ‘A’]
A simple pendulum 2m long swings with an amplitude of 0.1m. Calculate the velocity of the pendulum at its lowest point and its acceleration at extreme ends. Ans: 0.22 m/s and 0.5 [latex]m/s^2[/latex]
Numerical Problem[2076 GIE ‘B’]
A simple pendulum 4 m long swings with an amplitude 0.2m. Compute i. velocity of the pendulum at its lowest point, ii. its acceleration at the end of its path. Ans: 0.32 m/sec, 0.5 [latex]m/s^2[/latex]
Numerical Problem[2076 GIE ‘A’]
A particle of mass 0.3 kg vibrates with a period of 2 seconds. If its amplitude is 0.5 m, what is its maximum kinetic energy? Ans: 0.37 J
Important Derivations (Coming Soon…)
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