Physics What is the unit of relative density? Kg/m3 Kg/m Kg/m2 It has no unit Kg/m3 Kg/m Kg/m2 It has no unit ANSWER DOWNLOAD EXAMIANS APP
Physics After removing two electrons from helium atom it become? X rays UV rays Gama particle Alpha particle X rays UV rays Gama particle Alpha particle ANSWER DOWNLOAD EXAMIANS APP
Physics The force of friction between two surfaces will increase if: Air gap is created between the two surfaces The two surfaces are pressed harder A layer of lubricant is kept between the two surfaces Irregularities on both the surfaces are removed Air gap is created between the two surfaces The two surfaces are pressed harder A layer of lubricant is kept between the two surfaces Irregularities on both the surfaces are removed ANSWER DOWNLOAD EXAMIANS APP
Physics Transformer is a device to convert Low voltage D.C. into high voltage D.C. C. to A.C. Mechanical energy into Electrical energy Low voltage A.C. into high voltage A.C. Low voltage D.C. into high voltage D.C. C. to A.C. Mechanical energy into Electrical energy Low voltage A.C. into high voltage A.C. ANSWER DOWNLOAD EXAMIANS APP
Physics What is the principle of a ''Life Jacket"? It decreases the volume of the person to keep him afloat The person can sit on it like a raft It provides oxygen to a drowning person It increases the volume of the person to keep him afloat It decreases the volume of the person to keep him afloat The person can sit on it like a raft It provides oxygen to a drowning person It increases the volume of the person to keep him afloat ANSWER DOWNLOAD EXAMIANS APP
Physics The commonly used coolant in refrigerators is Oxygen Nitrogen Freon Ammonia Oxygen Nitrogen Freon Ammonia ANSWER DOWNLOAD EXAMIANS APP
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