Physics When a ball is thrown vertically upwards, which of the following quantities remains constant during its motion? Velocity Displacement Acceleration Energy Velocity Displacement Acceleration Energy ANSWER DOWNLOAD EXAMIANS APP
Physics Tungsten is used for the manufacture of the filament of an electric bulb, because It is economical It is malleable It has a very high melting point It is a good conductor It is economical It is malleable It has a very high melting point It is a good conductor ANSWER DOWNLOAD EXAMIANS APP
Physics For a body moving with uniform acceleration its final velocity equals ________ Average velocity + initial velocity Average velocity - initial velocity 2 x average velocity + initial velocity 2 x average velocity - initial velocity Average velocity + initial velocity Average velocity - initial velocity 2 x average velocity + initial velocity 2 x average velocity - initial velocity ANSWER DOWNLOAD EXAMIANS APP
Physics In an optical fibre the signal is transmitted Due to total internal reflection In a straight line path In a curved path Due to refraction Due to total internal reflection In a straight line path In a curved path Due to refraction ANSWER DOWNLOAD EXAMIANS APP
Physics Every hot object emits ________ X–rays Infrared rays Visible light Ultraviolet rays X–rays Infrared rays Visible light Ultraviolet rays ANSWER DOWNLOAD EXAMIANS APP
Physics Rate at which velocity changes over time? Displacement Jerk Speed Acceleration Displacement Jerk Speed Acceleration ANSWER DOWNLOAD EXAMIANS APP
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