Physics Skating on ice is possible because The surface of ice is smooth Ice is cold The pressure on the ice due to skate raises its melting point The pressure on the ice due to skate melts the ice by lowering its melting point forming a thin film of water The surface of ice is smooth Ice is cold The pressure on the ice due to skate raises its melting point 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 Mud houses are cooler in summers and warmer in winters as compared to brick houses because Evaporation of water causes cooling in summers and sunlight coming through holes causes warming in winters Mud is a bad conductor Mud is a good conductor Mud is a poor insulator Evaporation of water causes cooling in summers and sunlight coming through holes causes warming in winters Mud is a bad conductor Mud is a good conductor Mud is a poor insulator ANSWER DOWNLOAD EXAMIANS APP
Physics During uniform motion of an object along a straight line, its ________ remains constant with time. Force Deceleration Acceleration Velocity Force Deceleration Acceleration Velocity ANSWER DOWNLOAD EXAMIANS APP
Physics Ice is packed in saw dust because Saw dust does not stick to the ice. Saw dust is a good conductor of heat. Saw dust will not get melted easily. Saw dust is poor conductor of heat. Saw dust does not stick to the ice. Saw dust is a good conductor of heat. Saw dust will not get melted easily. Saw dust is poor conductor of heat. ANSWER DOWNLOAD EXAMIANS APP
Physics The best material for the core of a transformer is Mild steel Soft iron Hard steel Stainless steel Mild steel Soft iron Hard steel Stainless steel ANSWER DOWNLOAD EXAMIANS APP
Physics At what temperature (in degree Celsius), the numerical values on Celsius and Fahrenheit scales become equal? 40 273 –40 –273 40 273 –40 –273 ANSWER DOWNLOAD EXAMIANS APP
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