Physics Supersonic plane fly with the speed of sound of light greater than the speed of sound less than the speed of sound of sound of light greater than the speed of sound less than the speed of sound ANSWER DOWNLOAD EXAMIANS APP
Physics Mach number is used in connection with the speed of ships sound aircraft spacecraft ships sound aircraft spacecraft ANSWER DOWNLOAD EXAMIANS APP
Physics On a stationary sail boat, air is blown from a fan attached to the boat. The boat moves in the same direction in which air blows moves in opposite direction in which the air is blown does not move spins around moves in the same direction in which air blows moves in opposite direction in which the air is blown does not move spins around ANSWER DOWNLOAD EXAMIANS APP
Physics Rainbow is due to refraction and reflection of sunlight by water droplets absorption of sunlight in minute water droplets ionisation of water deposits diffusion of sunlight through water droplets refraction and reflection of sunlight by water droplets absorption of sunlight in minute water droplets ionisation of water deposits diffusion of sunlight through water droplets ANSWER DOWNLOAD EXAMIANS APP
Physics stars which appear single to the naked eye but are double when seen through a telescope are quasars novas and supernovas asteroids binaries quasars novas and supernovas asteroids binaries ANSWER DOWNLOAD EXAMIANS APP
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