Physics A photo-electric cell converts Mechanical energy to electric energy Light energy to chemical energy Heat energy to mechanical energy Light energy to electrical energy Mechanical energy to electric energy Light energy to chemical energy Heat energy to mechanical energy Light energy to electrical energy ANSWER DOWNLOAD EXAMIANS APP
Physics If the velocity-time graph of a particle is represented by y = mt + c, then the particle is moving with Constant acceleration Constant speed Varying acceleration Constant velocity Constant acceleration Constant speed Varying acceleration Constant velocity ANSWER DOWNLOAD EXAMIANS APP
Physics A person standing on a railway platform listens to the whistles of arriving and departing trains. The whistle heard is Of higher intensity when train arrives The same in both cases in all respects Of higher pitch when train departs Of higher pitch when train arrives Of higher intensity when train arrives The same in both cases in all respects Of higher pitch when train departs Of higher pitch when train arrives ANSWER DOWNLOAD EXAMIANS APP
Physics Magnetic keepers are used to protect magnets from : Earth's magnetic field Effect of other magnets Demagnetization due to heating Self-demagnetization Earth's magnetic field Effect of other magnets Demagnetization due to heating Self-demagnetization ANSWER DOWNLOAD EXAMIANS APP
Physics Light travels at the fastest speed in: hydrogen vacuum glass water hydrogen vacuum glass water ANSWER DOWNLOAD EXAMIANS APP
Physics A mass of 20 kg is at a height of 8 m above the ground. Then the potential energy possessed by the body is: [Given g = 9.8 m/s2] 1568 W 1568 J 1568 C 1568 N 1568 W 1568 J 1568 C 1568 N ANSWER DOWNLOAD EXAMIANS APP
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