Physics The source of the Sun's energy is the process of Thermionic emission Nuclear fission Photoelectric emission Nuclear fusion Thermionic emission Nuclear fission Photoelectric emission Nuclear fusion ANSWER DOWNLOAD EXAMIANS APP
Physics 1 Micron is equal to 10–9 m 10–6 m 10–15 m 10–12 m 10–9 m 10–6 m 10–15 m 10–12 m ANSWER DOWNLOAD EXAMIANS APP
Physics Materials for rain-proof coats and tents owe their water-proof properties to elasticity viscosity specific gravity surface tension elasticity viscosity specific gravity surface tension ANSWER DOWNLOAD EXAMIANS APP
Physics Thermal expansion of materials arises from Strong bonds Asymmetry of potential energy curve Weak bonds Thermal vibrations Strong bonds Asymmetry of potential energy curve Weak bonds Thermal vibrations ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not true about X-rays? Can be reflected or refracted Travel with the speed of light Have low penetrating power Can affect photographic plates Can be reflected or refracted Travel with the speed of light Have low penetrating power Can affect photographic plates 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 2P > P P < P 2P > P P < P ANSWER DOWNLOAD EXAMIANS APP
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