Physics Should cars have bumpers that collapse under impact? No, since it would be very expensive to get the car repaired Yes, since the offending car should get damaged and pay for the mistake No, since the colliding car would then ram into the occupants and kill them Yes, since they help to absorb the impact of a collision and keep the occupants safe No, since it would be very expensive to get the car repaired Yes, since the offending car should get damaged and pay for the mistake No, since the colliding car would then ram into the occupants and kill them Yes, since they help to absorb the impact of a collision and keep the occupants safe ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following are methods of heat transfer? Evaporation Convection Thermal Expansion Revolution Evaporation Convection Thermal Expansion Revolution ANSWER DOWNLOAD EXAMIANS APP
Physics When a card placed over a tumbler is flicked with the finger, the coin placed over it falls in the tumbler. Law of conservation of momentum Law of conservation of energy Law of Inertia Newton's third law of motion Law of conservation of momentum Law of conservation of energy Law of Inertia Newton's third law of motion ANSWER DOWNLOAD EXAMIANS APP
Physics Pipelines in cold countries often burst in winter, because Pipelines contract in their volume Water freezes and expands in its volume Pipelines expand due to freezing Temperature of ice is less than that of water Pipelines contract in their volume Water freezes and expands in its volume Pipelines expand due to freezing Temperature of ice is less than that of water ANSWER DOWNLOAD EXAMIANS APP
Physics Dynamo is a device for converting Chemical energy into electrical energy Mechanical energy into electrical energy Magnetic energy into electrical energy Heat energy into electrical energy Chemical energy into electrical energy Mechanical energy into electrical energy Magnetic energy into electrical energy Heat energy into electrical energy ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following property of sound is affected by change in air temperature? Frequency Amplitude Wavelength Intensity Frequency Amplitude Wavelength Intensity ANSWER DOWNLOAD EXAMIANS APP
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