Physics If the velocity of a body is halved its kinetic energy ________ Becomes half Becomes 1/4 th Is also doubled Become 4 times Becomes half Becomes 1/4 th Is also doubled Become 4 times ANSWER DOWNLOAD EXAMIANS APP
Physics Heat from the sun reaches earth by the process of Convection Conduction Radiation All of these Convection Conduction Radiation All of these ANSWER DOWNLOAD EXAMIANS APP
Physics Which planet has the lowest density? Saturn Earth Jupiter Neptune Saturn Earth Jupiter Neptune ANSWER DOWNLOAD EXAMIANS APP
Physics The sound produced by a bat is– Subsonic Infrasonic Audible Ultrasonic Subsonic Infrasonic Audible Ultrasonic ANSWER DOWNLOAD EXAMIANS APP
Physics The force exerted on an object is 200 N and its mass is 100 kg. Find the acceleration of the object. 2 m/sq.s 2 m 2 s 2 m/s 2 m/sq.s 2 m 2 s 2 m/s 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 ) 200J 20 J 400J 40J 200J 20 J 400J 40J ANSWER DOWNLOAD EXAMIANS APP
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