Physics Which one of the following is used for sun glasses ? Crooks glass Crystal glass Flint glass Pyrex glass Crooks glass Crystal glass Flint glass Pyrex glass ANSWER DOWNLOAD EXAMIANS APP
Physics We feel cool when we sit near the fan, this is because Fan cools surrounding air. Fan gives cool air. We feel cool when air touches the body. Air vapourises the sweat on our body. Fan cools surrounding air. Fan gives cool air. We feel cool when air touches the body. Air vapourises the sweat on our body. ANSWER DOWNLOAD EXAMIANS APP
Physics Why does a cannon recoil after firing ? Conservation of energy Newton's third law of motion Backward thrust of gases produced Newton's first law of motion Conservation of energy Newton's third law of motion Backward thrust of gases produced Newton's first law of motion ANSWER DOWNLOAD EXAMIANS APP
Physics If both the mass and the velocity of a body is increased to twice of their magnitude, the kinetic energy will increase by 4 times 8 times 16 times 2 times 4 times 8 times 16 times 2 times ANSWER DOWNLOAD EXAMIANS APP
Physics What type of heat transfer is boiling water? Conduction Convection None of these Radiation Conduction Convection None of these Radiation ANSWER DOWNLOAD EXAMIANS APP
Physics One watt-hour is equivalent to 3.6 x 103 J 6.3 x 103 J 3.6 x 10-3 J 6.3 x 10-7 J 3.6 x 103 J 6.3 x 103 J 3.6 x 10-3 J 6.3 x 10-7 J ANSWER DOWNLOAD EXAMIANS APP
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