Physics Rainbow is seen after rain because of hanging molecules of water which act as Prisms Slabs Mirrors Lenses Prisms Slabs Mirrors Lenses ANSWER DOWNLOAD EXAMIANS APP
Physics Kinetic energy depends on Both mass and velocity of the moving body The mass of the moving body The velocity or speed of the moving body. The pressure of the moving body Both mass and velocity of the moving body The mass of the moving body The velocity or speed of the moving body. The pressure of the moving body ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following property of sound is affected by change in air temperature? Intensity Amplitude Frequency Wavelength Intensity Amplitude Frequency Wavelength 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 400J 200J 40J 20 J 400J 200J 40J ANSWER DOWNLOAD EXAMIANS APP
Physics The first law of thermodynamics is simply the case of The law of heat exchange Newton's law of cooling The law of conservation of energy Charle's law The law of heat exchange Newton's law of cooling The law of conservation of energy Charle's law ANSWER DOWNLOAD EXAMIANS APP
Physics A metal plate with a circular hole at the centre is heated. What will happen to the area of the hole ? Dacrease Will increase first and then dcrease Increase Remain constant Dacrease Will increase first and then dcrease Increase Remain constant ANSWER DOWNLOAD EXAMIANS APP