Physics For photoelectric effect to take place, the metal used as the cathode should have ________ Low work function Low resistance Low melting point High melting point Low work function Low resistance Low melting point High melting point ANSWER DOWNLOAD EXAMIANS APP
Physics A wire of copper having length I and area of cross-section A is taken and a current i is flown through it. The power dissipated in the wire is P. If we take an aluminium wire having same dimensions and pass the same current through it, the power dissipated will be P > P < P 2P P > P < P 2P ANSWER DOWNLOAD EXAMIANS APP
Physics A stone is dropped from the roof of a house towards the ground. The kinetic energy of the stone will be maximum: When it touches the ground Just after it is dropped Just before it touches the ground When it is just on the half-way When it touches the ground Just after it is dropped Just before it touches the ground When it is just on the half-way ANSWER DOWNLOAD EXAMIANS APP
Physics The composition of electrician solder is Lead-37%, Steel-63% Lead-37%, tin-63% Steel-37%, copper-63% Iron-37%, tin-63% Lead-37%, Steel-63% Lead-37%, tin-63% Steel-37%, copper-63% Iron-37%, tin-63% ANSWER DOWNLOAD EXAMIANS APP
Physics Gravitational force is maximum at which place Tropic of capricorn Poles Equator Tropic of cancer Tropic of capricorn Poles Equator Tropic of cancer ANSWER DOWNLOAD EXAMIANS APP
Physics Light Emitting Diodes (LED) is used in fancy electronic devices such as toys emit radio waves visible light ultraviolet light X-rays radio waves visible light ultraviolet light X-rays ANSWER DOWNLOAD EXAMIANS APP
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