Physics Which of the following cannot be used for making lenses? Soil Water Glass Plastic Soil Water Glass Plastic ANSWER DOWNLOAD EXAMIANS APP
Physics When a light wave is reflected from a mirror, there is a change in its Frequency Wavelength Amplitude Velocity Frequency Wavelength Amplitude Velocity ANSWER DOWNLOAD EXAMIANS APP
Physics Superconductors are substances which offer high resistance to the flow of current conduct electricity at low temperature conduct electricity at high temperatures offer no resistance to the flow of electricity offer high resistance to the flow of current conduct electricity at low temperature conduct electricity at high temperatures offer no resistance to the flow of electricity ANSWER DOWNLOAD EXAMIANS APP
Physics Sound is heard over longer distances on rainy days because Moist air does not absorb sound Moist air absorbs sound Sound travels faster in moist air Sound travels slowly in moist air Moist air does not absorb sound Moist air absorbs sound Sound travels faster in moist air Sound travels slowly in moist air ANSWER DOWNLOAD EXAMIANS APP
Physics The dimension of which of the following is the same as that of impulse ? Torque Momentum Volume Change in the rate of momentum Torque Momentum Volume Change in the rate of momentum ANSWER DOWNLOAD EXAMIANS APP
Physics If a copper wire is increased to double its length, its resistance will become One–fourth Double Half Four times One–fourth Double Half Four times ANSWER DOWNLOAD EXAMIANS APP
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