Physics Sound cannot pass through Water Steel Vacuum Air Water Steel Vacuum Air ANSWER DOWNLOAD EXAMIANS APP
Physics Bending of light rays in denser medium is termed as: Refraction Dispersion Reflection Deflection Refraction Dispersion Reflection Deflection ANSWER DOWNLOAD EXAMIANS APP
Physics The metal used to make lightning conductors is Copper Aluminium Iron Zinc Copper Aluminium Iron Zinc ANSWER DOWNLOAD EXAMIANS APP
Physics Quality of transmission depends upon Both (A) and (B) Nature of medium only Neither A nor B Nature of signal only Both (A) and (B) Nature of medium only Neither A nor B Nature of signal only ANSWER DOWNLOAD EXAMIANS APP
Physics The threshold frequency is the frequency below which : Photo current increases with voltage Photo current is constant Photo current decreases with voltage Photo electric emission is not possible Photo current increases with voltage Photo current is constant Photo current decreases with voltage Photo electric emission is not possible ANSWER DOWNLOAD EXAMIANS APP
Physics A periscope works by the principle of Reflection Total internal reflection Refraction Diffraction Reflection Total internal reflection Refraction Diffraction ANSWER DOWNLOAD EXAMIANS APP
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