Physics A piece of paper and a cricket ball are dropped from the same height. Under which of the following conditions do both reach the surface simultaneously ? They must have the same density They must be dropped in vacuum They must have the same mass They must have the same volume They must have the same density They must be dropped in vacuum They must have the same mass They must have the same volume ANSWER DOWNLOAD EXAMIANS APP
Physics For an object, the state of rest is considered to be the state of ________ speed. Decrease Zero Inverse Increasing Decrease Zero Inverse Increasing ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following causes adiabatic temperature changes in atmosphere? Expansion and compression of the air Partial absorption of solar radiation by the atmosphere Deflection and advection Latent heat of condensation Expansion and compression of the air Partial absorption of solar radiation by the atmosphere Deflection and advection Latent heat of condensation ANSWER DOWNLOAD EXAMIANS APP
Physics The device used to change the speed of an electric fan is Switch Regulator Amplifier Rectifier Switch Regulator Amplifier Rectifier ANSWER DOWNLOAD EXAMIANS APP
Physics Bubbles of air rise up through liquids due to Up thrust and surface tension Air current over the liquid and buoyancy Viscosity and buoyancy Surface tension and adherence Up thrust and surface tension Air current over the liquid and buoyancy Viscosity and buoyancy Surface tension and adherence ANSWER DOWNLOAD EXAMIANS APP
Physics The energy of a photon varies directly with its Speed Frequency None of these Wave length Speed Frequency None of these Wave length ANSWER DOWNLOAD EXAMIANS APP