Physics Conservation of energy refers to the fact that If you conserve energy you will not be as tired The entropy of the universe is always increasing Energy cannot be created or destroyed but can be converted from one form to another No chemical reaction is 100 percent efficient If you conserve energy you will not be as tired The entropy of the universe is always increasing Energy cannot be created or destroyed but can be converted from one form to another No chemical reaction is 100 percent efficient ANSWER DOWNLOAD EXAMIANS APP
Physics In which of the following industries is mica as a raw material? Electrical Iron and Steel Glass and Pottery Cement Electrical Iron and Steel Glass and Pottery Cement ANSWER DOWNLOAD EXAMIANS APP
Physics On a stationary sail boat, air is blown from a fan attached to the boat. The boat moves in opposite direction in which the air is blown moves in the same direction in which air blows does not move spins around moves in opposite direction in which the air is blown moves in the same direction in which air blows does not move spins around ANSWER DOWNLOAD EXAMIANS APP
Physics The oil in the wick of an oil lamp rises up due to: Pressure difference Capillary action Gravitational force Low viscosity of oil Pressure difference Capillary action Gravitational force Low viscosity of oil ANSWER DOWNLOAD EXAMIANS APP
Physics A freely suspended magnet remains horizontal at The geographic pole The magnet equator The magnetic south pole The magnetic north pole The geographic pole The magnet equator The magnetic south pole The magnetic north pole ANSWER DOWNLOAD EXAMIANS APP
Physics What is the wavelength of visible spectrum ? 3900 A° – 7600 A° 7800 A° – 8000 A° 1300 A°–3000 A° 8500 A° – 9800 A° 3900 A° – 7600 A° 7800 A° – 8000 A° 1300 A°–3000 A° 8500 A° – 9800 A° ANSWER DOWNLOAD EXAMIANS APP
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