A girl stands on a scale in a lift. If the reading on the...
A girl stands on a scale in a lift. If the reading on the scale is less than her weight, then the lift is moving
upward at uniform speed
upward with uniform acceleration
downward with uniform speed
downward with uniform acceleration
Correct answer is D
No explanation has been provided for this answer.
Which type of motion do the wheels of a moving car undergo? ...
When white light is dispersed by a spectrometer, the component having the shortest wavelength is ...
A body of mass 100g moving with a velocity of 10ms-1 collides with a wall. If after collision i...
The core of a transformer is usually laminated in order to ...
A body of mass 2kg is released from rest on a plane inclined at an angle of 60° to the hori...
A radioactive source emits X–rays of very short wavelength (10 -13m ). what is the frequency&n...