Physics Skating on ice is possible because The pressure on the ice due to skate raises its melting point Ice is cold The surface of ice is smooth The pressure on the ice due to skate melts the ice by lowering its melting point forming a thin film of water The pressure on the ice due to skate raises its melting point Ice is cold The surface of ice is smooth The pressure on the ice due to skate melts the ice by lowering its melting point forming a thin film of water ANSWER DOWNLOAD EXAMIANS APP
Physics In radio-communication, the signals emitted by transmitting antenna are reflected on Ionosphere Ozonosphere Stratosphere Troposphere Ionosphere Ozonosphere Stratosphere Troposphere ANSWER DOWNLOAD EXAMIANS APP
Physics Rear view mirror of car is convex or concave? Both A & B Can't be determined Concave Convex Both A & B Can't be determined Concave Convex ANSWER DOWNLOAD EXAMIANS APP
Physics What is the SI unit of Force? Boyle Pascal Watt Newton Boyle Pascal Watt Newton ANSWER DOWNLOAD EXAMIANS APP
Physics Stars are held together by Gravitational forces Magnetic forces Ionic forces Electrical forces Gravitational forces Magnetic forces Ionic forces Electrical forces ANSWER DOWNLOAD EXAMIANS APP
Physics The centre of gravity of a sprinter during the race lies At the centre of the body Behind his feet To the left side of the body Ahead of his feet At the centre of the body Behind his feet To the left side of the body Ahead of his feet ANSWER DOWNLOAD EXAMIANS APP
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