Physics The electric current in a metal wire is due to the flow of - Ions Holes Electrons Protons Ions Holes Electrons Protons ANSWER DOWNLOAD EXAMIANS APP
Physics A bomb at rest explodes into a large number of tiny fragments. The total momentum of all the fragments Depends on the speeds of various fragments Is infinity Is zero Depends on the total mass of all the fragments Depends on the speeds of various fragments Is infinity Is zero Depends on the total mass of all the fragments ANSWER DOWNLOAD EXAMIANS APP
Physics Velocity of sound in air does not depend on Humidity of air Pressure of air Temperature of air Density of air Humidity of air Pressure of air Temperature of air Density of air ANSWER DOWNLOAD EXAMIANS APP
Physics When the main switch of the house is put off it disconnects the Earth wire and the neutral wire Live wire and the neutral wire Live wire only Live wire and the earth wire Earth wire and the neutral wire Live wire and the neutral wire Live wire only Live wire and the earth wire ANSWER DOWNLOAD EXAMIANS APP
Physics A man standing on a edge of a cliff throws a stone vertically upwards with a certain speed. He then throws another stone downwards with the same speed. Find the ratio of the speeds of the two stones when they hit the ground. 0.044444444444444 0.042361111111111 0.043055555555556 Cannot be found from the given information. 0.044444444444444 0.042361111111111 0.043055555555556 Cannot be found from the given information. ANSWER DOWNLOAD EXAMIANS APP
Physics When an unbalanced force acts on an object The speed & direction of the object will change Causes the object to move Causes change in motion of the object All of these The speed & direction of the object will change Causes the object to move Causes change in motion of the object All of these ANSWER DOWNLOAD EXAMIANS APP