Physics Sound travels at the fastest speed in water air steel vacuum water air steel vacuum ANSWER DOWNLOAD EXAMIANS APP
Physics A dynamo is a device which Converts mechanical energy into electrical energy Converts electrical energy into mechanical energy Creates mechanical energy Creates electrical energy Converts mechanical energy into electrical energy Converts electrical energy into mechanical energy Creates mechanical energy Creates electrical energy ANSWER DOWNLOAD EXAMIANS APP
Physics Acceleration is Inversely proportional to force Directly proportional to force Directly proportional to mass Inversely proportional to mass Inversely proportional to force Directly proportional to force Directly proportional to mass Inversely proportional to mass ANSWER DOWNLOAD EXAMIANS APP
Physics When milk is churned, the cream separates from it due to: Gravitational force Viscous forces Centrifugal force Frictional force Gravitational force Viscous forces Centrifugal force Frictional force ANSWER DOWNLOAD EXAMIANS APP
Physics Every hot object emits ________ Ultraviolet rays Infrared rays Visible light X–rays Ultraviolet rays Infrared rays Visible light X–rays ANSWER DOWNLOAD EXAMIANS APP
Physics Materials for rain-proof coats and tents owe their water-proof properties to surface tension elasticity viscosity specific gravity surface tension elasticity viscosity specific gravity ANSWER DOWNLOAD EXAMIANS APP