Physics Which electromagnetic radiation is used for satellite communication ? Radiowave Infrared Ultraviolet Millimeter wave Radiowave Infrared Ultraviolet Millimeter wave ANSWER DOWNLOAD EXAMIANS APP
Physics Electrical Pressure is also called Voltage Current Resistance Power Voltage Current Resistance Power ANSWER DOWNLOAD EXAMIANS APP
Physics On a cold day when a room temperature is 15oC, the metallic cap of a pen becomes much colder than its plastic body, though both are at the same temperature of 15oC, because plastics have a lower density than metals metals have higher thermal capacity than plastics metals are good conductor of heat plastics have a higher thermal conductivity than metals plastics have a lower density than metals metals have higher thermal capacity than plastics metals are good conductor of heat plastics have a higher thermal conductivity than metals ANSWER DOWNLOAD EXAMIANS APP
Physics The characteristic invalid for heat radiation is that it travels : In all directions In a straight line Heating the medium through which it passes With the speed of light In all directions In a straight line Heating the medium through which it passes With the speed of light ANSWER DOWNLOAD EXAMIANS APP
Physics Two rods, one of copper and other of steel, experience the same upthrust when placed in water.Thus, both have Equal mass Equal density Equal weight Equal volume Equal mass Equal density Equal weight Equal volume ANSWER DOWNLOAD EXAMIANS APP
Physics The rotational effect of a force on a body about an axis of rotation is described in terms of Centrifugal force Centre of gravity Centripetal force Moment of force Centrifugal force Centre of gravity Centripetal force Moment of force ANSWER DOWNLOAD EXAMIANS APP
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