Physics Rate of change of displacement is known as ________ Distance Velocity Acceleration Speed Distance Velocity Acceleration Speed ANSWER DOWNLOAD EXAMIANS APP
Physics Lux is the SI unit of intensity of illumination luminous efficiency luminous flux luminous intensity intensity of illumination luminous efficiency luminous flux luminous intensity ANSWER DOWNLOAD EXAMIANS APP
Physics Magnetic keepers are used to protect magnets from : Self-demagnetization Effect of other magnets Earth's magnetic field Demagnetization due to heating Self-demagnetization Effect of other magnets Earth's magnetic field Demagnetization due to heating ANSWER DOWNLOAD EXAMIANS APP
Physics A transformer Converts AC voltage to D.C. voltage Converts DC to AC Converts electrical energy into mechanical energy Is used to decrease or increase AC voltage Converts AC voltage to D.C. voltage Converts DC to AC Converts electrical energy into mechanical energy Is used to decrease or increase AC voltage ANSWER DOWNLOAD EXAMIANS APP
Physics Bending of light rays in denser medium is termed as: Dispersion Deflection Reflection Refraction Dispersion Deflection Reflection Refraction ANSWER DOWNLOAD EXAMIANS APP
Physics If ice floating on water in a vessel melts, the water level in the vessel ________ . Decreases Does not change First increases before decreasing Increases Decreases Does not change First increases before decreasing Increases ANSWER DOWNLOAD EXAMIANS APP
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