Physics A piece of wood is held under water. The upthrust on it will be: More than weight of the wood Zero Less than weight of the wood Equal to the weight of the wood More than weight of the wood Zero Less than weight of the wood Equal to the weight of the wood ANSWER DOWNLOAD EXAMIANS APP
Physics Rate of change of momentum is Pressure Area Force Velocity Pressure Area Force Velocity ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not true about X-rays? Travel with the speed of light Can be reflected or refracted Can affect photographic plates Have low penetrating power Travel with the speed of light Can be reflected or refracted Can affect photographic plates Have low penetrating power ANSWER DOWNLOAD EXAMIANS APP
Physics For accurate scientific work, temperatures are often measured by Mercury thermometers Platinum resistance thermometers Thermoelectric thermometers Alcohol thermometers Mercury thermometers Platinum resistance thermometers Thermoelectric thermometers Alcohol thermometers ANSWER DOWNLOAD EXAMIANS APP
Physics At low temperature, Lead behaves as a : Insulator Semi conductor Conductor Superconductor Insulator Semi conductor Conductor Superconductor ANSWER DOWNLOAD EXAMIANS APP
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