NEETWork, Power and EnergyHard
Question
Under the action of a force, a 2 kg body moves such that its position x as a function of time is given by x = 
, where x is in meters and t is in sec. The work done by the force in the first two second is -
, where x is in meters and t is in sec. The work done by the force in the first two second is -Options
A.1600 J
B.160 J
C.16 J
D.1.6 J
More Work, Power and Energy Questions
A particle is acted upon by a force of constant magnitude which is always perpendicular to the velocity of the particle,...A gas mixture consists of 2 moles of O2 and 4 moles of Ar at temperature T. Neglecting all vibrational modes, the total ...The power radiated by a black body is P and it radiates maximum energy at wavelength λ0. If the temperature of the ...A uniform cylinder of length L and mass M having cross- sectional area A is suspended, with its length vertical, from a ...A ball loses 15.0% of its kinetic energy when it bounces back from a concreate wall. With what speed you must throe it v...