Physics A body of mass 2 kg is thrown upward with initial velocity of 20 m/s. After 2 seconds, its kinetic energy will be : (g = 10 m/s2) 0 J 400 J 100 J 200 J 0 J 400 J 100 J 200 J ANSWER DOWNLOAD EXAMIANS APP
Physics Rolling friction is caused by ________ Non-elastic effects Power dissipation Buoyancy Gravity Non-elastic effects Power dissipation Buoyancy Gravity ANSWER DOWNLOAD EXAMIANS APP
Physics When light passes from one medium to another, this phenomenon of change in its direction is called ________ Propagation Diffraction Refraction No option is correct Propagation Diffraction Refraction No option is correct ANSWER DOWNLOAD EXAMIANS APP
Physics The velocity of sound is more in Air Steel Water Wood Air Steel Water Wood ANSWER DOWNLOAD EXAMIANS APP
Physics Who indirectly determined the mass of the electron by measuring the charge of the electron? Thomson Einstein Millikan Rutherford Thomson Einstein Millikan Rutherford ANSWER DOWNLOAD EXAMIANS APP
Physics If density of oxygen is 16 times that of hydrogen, what will be their corresponding ratio of velocity of sound? 0.044444444444444 0.084027777777778 0.052777777777778 0.16736111111111 0.044444444444444 0.084027777777778 0.052777777777778 0.16736111111111 ANSWER DOWNLOAD EXAMIANS APP
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