Physics When a card placed over a tumbler is flicked with the finger, the coin placed over it falls in the tumbler. Law of conservation of momentum Law of Inertia Newton's third law of motion Law of conservation of energy Law of conservation of momentum Law of Inertia Newton's third law of motion Law of conservation of energy 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 400J 40J 20 J 200J 400J 40J 20 J ANSWER DOWNLOAD EXAMIANS APP
Physics On a stationary sail boat, air is blown from a fan attached to the boat. The boat moves in the same direction in which air blows moves in opposite direction in which the air is blown spins around does not move moves in the same direction in which air blows moves in opposite direction in which the air is blown spins around does not move ANSWER DOWNLOAD EXAMIANS APP
Physics Echo is heard due to Interference Refraction Scattering Reflection Interference Refraction Scattering Reflection ANSWER DOWNLOAD EXAMIANS APP
Physics Hydraulic brakes work on the principle of Thomson's law Bernoulli's theorem Newton's law Pascal's law Thomson's law Bernoulli's theorem Newton's law Pascal's law ANSWER DOWNLOAD EXAMIANS APP
Physics In a Laser (say neon laser) all the atoms emit the light waves of Same amplitude Same frequency All of these Same phase Same amplitude Same frequency All of these Same phase ANSWER DOWNLOAD EXAMIANS APP
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