Physics Which one of the following determines the sharpness of image in a camera ? The exposure time The aperture Size of the camera The focal length of the lens The exposure time The aperture Size of the camera The focal length of the lens ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following has got more heat capacity ? Iron piece Water Gold piece Benzene Iron piece Water Gold piece Benzene ANSWER DOWNLOAD EXAMIANS APP
Physics The nature of fuse wire is Low resistance and low melting point. Low resistance and high melting point. High resistance and low melting point. High resistance and high melting point. Low resistance and low melting point. Low resistance and high melting point. High resistance and low melting point. High resistance and high melting point. ANSWER DOWNLOAD EXAMIANS APP
Physics The snow on the mountains does not melt all at once when it is heated by the sun because: It becomes very hard It has a high latent heat of fusion It reflects most of the heat from the sun It has a low specific heat capacity It becomes very hard It has a high latent heat of fusion It reflects most of the heat from the sun It has a low specific heat capacity ANSWER DOWNLOAD EXAMIANS APP
Physics While catching a ball, a player pulls down his hands to lower the– Impulse Momentum Catching time Force Impulse Momentum Catching time Force ANSWER DOWNLOAD EXAMIANS APP
Physics In a conductor The forbidden energy gap is very narrow The forbidden energy gap is very wide There is no conduction band The valence band and the conduction band overlap each other The forbidden energy gap is very narrow The forbidden energy gap is very wide There is no conduction band The valence band and the conduction band overlap each other ANSWER DOWNLOAD EXAMIANS APP