Physics Which, of the following radiations has the least wavelength ? X-rays G-rays A-rays B-rays X-rays G-rays A-rays B-rays ANSWER DOWNLOAD EXAMIANS APP
Physics Rectifiers are used to convert: Alternating current to Direct current Low voltage to high voltage High voltage to low voltage Direct current to Alternating current Alternating current to Direct current Low voltage to high voltage High voltage to low voltage Direct current to Alternating current ANSWER DOWNLOAD EXAMIANS APP
Physics When a pail of water is swung in a vertical circle, the water does not fall out at the top of the loop when the speed is Below a certain minimum value irrespective of amount of water in the pail Above a certain minimum value irrespective of amount of water in the pail Below a certain minimum value depending on amount of water in the pail Above a certain minimum value depending on amount of water in the pail Below a certain minimum value irrespective of amount of water in the pail Above a certain minimum value irrespective of amount of water in the pail Below a certain minimum value depending on amount of water in the pail Above a certain minimum value depending on amount of water in the pail ANSWER DOWNLOAD EXAMIANS APP
Physics Hydroscope is an instrument that shows changes in: Density of liquid None of these Atmospheric humidity Sound under water Density of liquid None of these Atmospheric humidity Sound under water ANSWER DOWNLOAD EXAMIANS APP
Physics It is easier to roll a barrel full of coal tar than to pull it because more surface area of the barrel is in contact with the road when it is pulled the rolling friction is much less than the sliding friction the full weight of the barrel comes into play when it is pulled coal tar is a liquid and it flows in the barrel when it is rolled more surface area of the barrel is in contact with the road when it is pulled the rolling friction is much less than the sliding friction the full weight of the barrel comes into play when it is pulled coal tar is a liquid and it flows in the barrel when it is rolled ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following has the highest entropy? Liquid nitrogen Mercury Hydrogen Diamond Liquid nitrogen Mercury Hydrogen Diamond ANSWER DOWNLOAD EXAMIANS APP