Physics The function of ball bearings in a wheel is : To convert kinetic friction into rolling friction Just for convenience To convert static friction into kinetic friction To increase friction To convert kinetic friction into rolling friction Just for convenience To convert static friction into kinetic friction To increase friction ANSWER DOWNLOAD EXAMIANS APP
Physics The absolute zero is a temperature at which ________ Molecular motion in a gas would cease Water freezes All gases become solid All gases become liquid Molecular motion in a gas would cease Water freezes All gases become solid All gases become liquid ANSWER DOWNLOAD EXAMIANS APP
Physics Which type of mirror is used in the head lights of vehicles ? Plane mirror Parabolic mirror Convex mirror Concave mirror Plane mirror Parabolic mirror Convex mirror Concave mirror ANSWER DOWNLOAD EXAMIANS APP
Physics Hot water is poured simultaneously in four metallic tumblers painted outside with different points. After some time the water will be found to have cooled most in the tumbler painted. Shining black Shining white Rough white Rough black Shining black Shining white Rough white Rough black ANSWER DOWNLOAD EXAMIANS APP
Physics Skids occur when the brakes are applied so hard that the front or rear wheels lose traction are called as Power Blowout Braking Cornering Power Blowout Braking Cornering ANSWER DOWNLOAD EXAMIANS APP
Physics Formation of shadows can be explained by Reflection Total internal reflection Refraction Rectilinear propagation of light Reflection Total internal reflection Refraction Rectilinear propagation of light ANSWER DOWNLOAD EXAMIANS APP
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