Physics Thermal expansion of materials arises from Strong bonds Weak bonds Thermal vibrations Asymmetry of potential energy curve Strong bonds Weak bonds Thermal vibrations Asymmetry of potential energy curve ANSWER DOWNLOAD EXAMIANS APP
Physics When a pail of water is swung in a vertical circle, the water does not fall out at the top of the loop when the speed is Below a certain minimum value depending on amount of water in the pail Above a certain minimum value depending on amount of water in the pail Below a certain minimum value irrespective of amount of water in the pail Above a certain minimum value irrespective of amount of water in the pail Below a certain minimum value depending on amount of water in the pail Above a certain minimum value depending on amount of water in the pail Below a certain minimum value irrespective of amount of water in the pail Above a certain minimum value irrespective of amount of water in the pail ANSWER DOWNLOAD EXAMIANS APP
Physics During hot weather, the fan produces a feeling of comfort. This is because Our perspiration eva-porates rapidly Fan supplies cool air Fan cools the air Conductivity of air increases Our perspiration eva-porates rapidly Fan supplies cool air Fan cools the air Conductivity of air increases ANSWER DOWNLOAD EXAMIANS APP
Physics Clouds float in the atmosphere because of their Low pressure Low temperature Low density Low viscosity Low pressure Low temperature Low density Low viscosity ANSWER DOWNLOAD EXAMIANS APP
Physics A bullet of mass 10gm is fired with a velocity of 40 m/s from a gun of mass 8 kg. Find the recoil velocity (in m/s) of the gun. 2 0.05 4 0.1 2 0.05 4 0.1 ANSWER DOWNLOAD EXAMIANS APP
Physics What is the minimum velocity required for a rocket to overcome earth's gravity and travel into space? 11.2 km/sec 35 km/sec 18 km/sec 21 km/sec 11.2 km/sec 35 km/sec 18 km/sec 21 km/sec ANSWER DOWNLOAD EXAMIANS APP
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