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[" INTRODUCTORY EXERCISE "9.5],[" 1.A bl...

[" INTRODUCTORY EXERCISE "9.5],[" 1.A block of mass "1kg" starts moving with constant acceleration a "=4m/s^(2)." Fin "],[" (a) average power of the net force in a time interval from "t=0" to "t=2s" ,"],[" (b) instantaneous power of the net force at "t=4s" ."],[" A constant power "P" is applied on a particle of mass "m" .Find kind kind kinetic ene "]

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A block of mass 1kg start moving with constant acceleration a=4m//s_(2) Find. (a) average power of the net force in time inteval from t=0 to t=2s , (b) instantaneous power of the net force at t=4 s .

A block of mass 1kg start moving with constant acceleration a=4m//s_(2) Find. (a) average power of the net force in time inteval from t=0 to t=2s , (b) instantaneous power of the net force at t=4 s .

A particle of mass m is lying on smooth horizontal table. A constant force F tangential to the surface is applied on it. Find . (a) average power over a time interval from t=0 to t=t, (b) instantaneous power as function of time t.

A particle of mass m is lying on smooth horizontal table. A constant force F tangential to the surface is applied on it. Find . (a) average power over a time interval from t=0 to t=t, (b) instantaneous power as function of time t.

Displacement of a particle of mass 2 kg varies with time as s=(2t^(2)-2t + 10)m . Find total work done on the particle in a time interval from t=0 to t=2s .

Displacement of a particle of mass 2 kg varies with time as s=(2t^(2)-2t + 10)m . Find total work done on the particle in a time interval from t=0 to t=2s .

A constant power P is applied on a particle of mass m. find kintic energy, velocity and displacement of particle as function of time t.

A constant power P is applied on a particle of mass m. find kintic energy, velocity and displacement of particle as function of time t.

The intantaneous coordinates of a particle are x= (8t-1)m and y=(4t^(2))m . Calculate (i) the average velocity of the particle during time interval from t =2s to t=4s (ii) the instantaneous velocity of the particle at t = 2s .

A particle of mass m, moving with a constant acceleration , acquires a velocity v_0 in time t_0 . Initially the particle was at rest. Find the average power and the instaneous power of the applied force.