Physics The function of ball bearings in a wheel is : Just for convenience To convert kinetic friction into rolling friction To convert static friction into kinetic friction To increase friction Just for convenience To convert kinetic friction into rolling friction To convert static friction into kinetic friction To increase friction ANSWER DOWNLOAD EXAMIANS APP
Physics Minimum number of unequal vectors which can give zero resultant are four more than four three two four more than four three two ANSWER DOWNLOAD EXAMIANS APP
Physics If lift is going up with acceleration, the apparent weight of a body is May be more or less than true weight More than the true weight Less than the true weight Equal to the true weight May be more or less than true weight More than the true weight Less than the true weight Equal to the true weight ANSWER DOWNLOAD EXAMIANS APP
Physics When white light passes through a glass prism we get a spectrum on the other side of the prism. In the emergent beam the ray which is deviated least is The blue ray The red ray The green ray The violet ray The blue ray The red ray The green ray The violet ray ANSWER DOWNLOAD EXAMIANS APP
Physics Hertz is the SI unit of Weight Pressure Power Frequency Weight Pressure Power Frequency ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is a renewable resource of energy? Wind energy All of these Hydrogen fuel Solar energy Wind energy All of these Hydrogen fuel Solar energy ANSWER DOWNLOAD EXAMIANS APP
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