Physics What type of lens is used in a magnifying glass Convex Concave Plano-concave None of these Convex Concave Plano-concave None of these ANSWER DOWNLOAD EXAMIANS APP
Physics What happens to a liquid, when the vapour pressure equals the atmospheric pressure? No change The liquid evaporates The liquid cools The liquid boils No change The liquid evaporates The liquid cools The liquid boils ANSWER DOWNLOAD EXAMIANS APP
Physics The energy obtained from atoms is known as ________ Nuclear energy Chemical energy Heat energy Solar energy Nuclear energy Chemical energy Heat energy Solar energy ANSWER DOWNLOAD EXAMIANS APP
Physics A nuclear reactor is said to have become 'critical' when It is shut down to avoid explosion It is ready to produce controlled energy It stops due to malfunctioning It starts emitting dangerous radioactive radiations It is shut down to avoid explosion It is ready to produce controlled energy It stops due to malfunctioning It starts emitting dangerous radioactive radiations ANSWER DOWNLOAD EXAMIANS APP
Physics What is the minimum distance (in metres) required to hear an echo? 17 13 21 10 17 13 21 10 ANSWER DOWNLOAD EXAMIANS APP
Physics To prevent damage from lightning, lightning conductors are used on tall structures. The lightning conductor Can be of any shape Should be made of a good conductor but can be of any shape Should be made of a good conductor like copper with sharp-pointed edges Should be in the form of a vertical rod Can be of any shape Should be made of a good conductor but can be of any shape Should be made of a good conductor like copper with sharp-pointed edges Should be in the form of a vertical rod ANSWER DOWNLOAD EXAMIANS APP