Physics A car accelerates uniformly from 18 kmph to 72 kmph in 5 s. The acceleration of the car (in m/s2) is: 7 3 5 6 7 3 5 6 ANSWER DOWNLOAD EXAMIANS APP
Physics Every hot object emits ________ Ultraviolet rays Visible light X–rays Infrared rays Ultraviolet rays Visible light X–rays Infrared rays ANSWER DOWNLOAD EXAMIANS APP
Physics RADAR is used for: locating geostationary satellites. receiving a signals in a radio receiver. locating submerged submarines. detecting and locating the position of objects such as Aeroplanes. locating geostationary satellites. receiving a signals in a radio receiver. locating submerged submarines. detecting and locating the position of objects such as Aeroplanes. ANSWER DOWNLOAD EXAMIANS APP
Physics Light Emitting Diodes (LED) is used in fancy electronic devices such as toys emit visible light ultraviolet light X-rays radio waves visible light ultraviolet light X-rays radio waves ANSWER DOWNLOAD EXAMIANS APP
Physics A person lifts luggage of 20 kg from the ground and puts it on his head 2m above the ground. Calculate the work done by him. (g = 10 ) 20 J 200J 400J 40J 20 J 200J 400J 40J ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following has the highest value of specific heat? Copper Lead Water Glass Copper Lead Water Glass ANSWER DOWNLOAD EXAMIANS APP
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