Physics Sound waves cannot travel in Glass Vacuum Water Hydrogen gas Glass Vacuum Water Hydrogen gas ANSWER DOWNLOAD EXAMIANS APP
Physics A wavelength of 0.3 m is produced in air and it travels at a speed of 300 m/s. Then it will be an Ultrasonic wave Audible wave Infrasonic wave Microwave Ultrasonic wave Audible wave Infrasonic wave Microwave ANSWER DOWNLOAD EXAMIANS APP
Physics While catching a ball, a player pulls down his hands to lower the– Momentum Force Impulse Catching time Momentum Force Impulse Catching time ANSWER DOWNLOAD EXAMIANS APP
Physics In the absence of ozone layer, which rays will enter into atmosphere? Infrared Ultraviolet Visible X-rays Infrared Ultraviolet Visible X-rays ANSWER DOWNLOAD EXAMIANS APP
Physics The angle between the ________ and the incident ray is called the angle of incidence. Normal Surface Tangent Reflected ray Normal Surface Tangent Reflected ray ANSWER DOWNLOAD EXAMIANS APP
Physics A hunter on the ground wishes to shoot a bird on a tree at a distance with his rifle. He has to point the rifle In the same direction as the bird At a higher elevation than the bird At the lower elevation than the bird Vertically upwards In the same direction as the bird At a higher elevation than the bird At the lower elevation than the bird Vertically upwards ANSWER DOWNLOAD EXAMIANS APP
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