Physics A white and smooth surface is Bad absorber and bad reflector of heat Good absorber and good reflector of heat Good absorber and bad reflector of heat Bad absorber and good reflector of heat Bad absorber and bad reflector of heat Good absorber and good reflector of heat Good absorber and bad reflector of heat Bad absorber and good reflector of heat ANSWER DOWNLOAD EXAMIANS APP
Physics The wall of a dam is made thicker at the bottom than at the top because the pressure exerted by the water on the wall Depends on the area of the wall Increases with height of the wall Increases with depth of the wall Depends on the thickness of the wall Depends on the area of the wall Increases with height of the wall Increases with depth of the wall Depends on the thickness of the wall ANSWER DOWNLOAD EXAMIANS APP
Physics The function of ball bearings in a wheel is : To convert static friction into kinetic friction To convert kinetic friction into rolling friction To increase friction Just for convenience To convert static friction into kinetic friction To convert kinetic friction into rolling friction To increase friction Just for convenience ANSWER DOWNLOAD EXAMIANS APP
Physics Where should a boat compass be mounted? Near iron All listed here Near magnet Away from electrical wiring Near iron All listed here Near magnet Away from electrical wiring ANSWER DOWNLOAD EXAMIANS APP
Physics RADAR is used for: detecting and locating the position of objects such as Aeroplanes. receiving a signals in a radio receiver. locating geostationary satellites. locating submerged submarines. detecting and locating the position of objects such as Aeroplanes. receiving a signals in a radio receiver. locating geostationary satellites. locating submerged submarines. ANSWER DOWNLOAD EXAMIANS APP
Physics Which colour has the highest energy? White Red Violet Blue White Red Violet Blue ANSWER DOWNLOAD EXAMIANS APP
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