Physics Who is the first person to define speed Kepler Ptolemy Newton Galileo Kepler Ptolemy Newton Galileo ANSWER DOWNLOAD EXAMIANS APP
Physics What is the phenomenon which established the transverse nature of light ? Interference Reflection Diffraction Polarisation Interference Reflection Diffraction Polarisation ANSWER DOWNLOAD EXAMIANS APP
Physics Optical fibres are based on the phenomenon of Interference Diffraction Total Internal Reflection Dispersion Interference Diffraction Total Internal Reflection Dispersion ANSWER DOWNLOAD EXAMIANS APP
Physics In a refrigerator what produces the cooling ? The sudden expansion of a compressed gas The evaporation of a volatile liquid None of these The ice which deposits on the freezer The sudden expansion of a compressed gas The evaporation of a volatile liquid None of these The ice which deposits on the freezer ANSWER DOWNLOAD EXAMIANS APP
Physics A stone floor feels cold to the bare feet but a carpet on the same floor feels warm. This is because The floor and carpet are at different temperatures The carpet is a better conductor of heat than the stone The human body maintains a constant temperature The stone conveys the heat away from the feet more rapidly than the carpet The floor and carpet are at different temperatures The carpet is a better conductor of heat than the stone The human body maintains a constant temperature The stone conveys the heat away from the feet more rapidly than the carpet ANSWER DOWNLOAD EXAMIANS APP
Physics The best material for the core of a transformer is Stainless steel Soft iron Hard steel Mild steel Stainless steel Soft iron Hard steel Mild steel ANSWER DOWNLOAD EXAMIANS APP
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