Physics Planets do not twinkle because They are nearer to earth and hence we receive a greater amount of light. They emit light of a constant intensity They are very far away from the earth resulting in decrease in intensity of light Their distance from the earth does not change with time They are nearer to earth and hence we receive a greater amount of light. They emit light of a constant intensity They are very far away from the earth resulting in decrease in intensity of light Their distance from the earth does not change with time ANSWER DOWNLOAD EXAMIANS APP
Physics Sound travels at the fastest speed in air steel water vacuum air steel water vacuum ANSWER DOWNLOAD EXAMIANS APP
Physics If electric resistance is to be decreased, then the number of resistances should be connected in ________ Series Parallel None of these Mixed arrangement Series Parallel None of these Mixed arrangement ANSWER DOWNLOAD EXAMIANS APP
Physics The hydraulic brakes used in automobiles is a direct application of : Archimedes' principle Pascal's law Toricellian law Bernoulli's theorem Archimedes' principle Pascal's law Toricellian law Bernoulli's theorem ANSWER DOWNLOAD EXAMIANS APP
Physics A mirage occurs because of Reflection by hot ground Total internal reflection by layers of air Diffraction of light Interference of light Reflection by hot ground Total internal reflection by layers of air Diffraction of light Interference of light ANSWER DOWNLOAD EXAMIANS APP
Physics A bullet of mass 10gm is fired with a velocity of 40 m/s from a gun of mass 8 kg. Find the recoil velocity (in m/s) of the gun. 0.05 4 0.1 2 0.05 4 0.1 2 ANSWER DOWNLOAD EXAMIANS APP
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