Physics Test 98...

Velocity at mean position of a particle execulting SHM is v₀ then find velocity at a distance equal to half of the amplitude :-

Find the maximum velocity of SHM represented by 

The SHM of a particle is given by . Calculate the magnitude of acc. at t = 1.5 sec :-

The displacement x (in m) of a particle performing SHM is related to time 't' (in sec) as . Find the frequency of oscillation :-

A simple pendulum is executing SHM with a time period 'T'. If the length of the pendulum is increased by 21% then find percentage increase in time period of the pendulum :-

Two springs of spring constant K₁ and K₂ are connected as shown. Find the effective spring constant :-

Find the ratio of amplitude of two SHM :-

The displacement of particle varies acceleration to relation x = 4(cosπt + sinπt). Find the amplitude of particle :-

If a body of mass 0.98 kg is made to oscillate on a spring of force constant 4.84 N/m, then find the angular frequency of the body :-

The fundamental frequency of a string stretched with a weight of 4 kg is 256 Hz. The weight required to produce its octave is