Physics The period of revolution of a certain planet in an orbit of radius R is T. Its period of revolution in an orbit of radius 4R will be: 8 T 4 T 1 T 2 T 8 T 4 T 1 T 2 T ANSWER DOWNLOAD EXAMIANS APP
Physics Which waves cannot be transmitted through vacuum? Light Heat Sound Electromagnetic Light Heat Sound Electromagnetic ANSWER DOWNLOAD EXAMIANS APP
Physics Light Emitting Diodes (LED) is used in fancy electronic devices such as toys emit X-rays radio waves ultraviolet light visible light X-rays radio waves ultraviolet light visible light ANSWER DOWNLOAD EXAMIANS APP
Physics Rate of change of displacement is known as ________ Distance Acceleration Speed Velocity Distance Acceleration Speed Velocity ANSWER DOWNLOAD EXAMIANS APP
Physics The pressure exerted by a 760 mm column of mercury at 0°C is known as 1 atmosphere 1 pascal 1 poise 1 bar 1 atmosphere 1 pascal 1 poise 1 bar ANSWER DOWNLOAD EXAMIANS APP
Physics Rolling friction is caused by ________ Buoyancy Gravity Non-elastic effects Power dissipation Buoyancy Gravity Non-elastic effects Power dissipation ANSWER DOWNLOAD EXAMIANS APP
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