Physics A piece of wood is held under water. The upthrust on it will be: Equal to the weight of the wood Less than weight of the wood More than weight of the wood Zero Equal to the weight of the wood Less than weight of the wood More than weight of the wood Zero ANSWER DOWNLOAD EXAMIANS APP
Physics A light ray travelling from denser to rarer medium at an angle of incidence more than critical angle of concerned media pair suffers. Diffraction Reflection Total internal reflection Refraction Diffraction Reflection Total internal reflection Refraction ANSWER DOWNLOAD EXAMIANS APP
Physics If a carrier wave of 1000 kHz is used to carry the signal, the length of transmitting antenna will be equal to ________. 3 m 30 m 300 m 0.3 m 3 m 30 m 300 m 0.3 m ANSWER DOWNLOAD EXAMIANS APP
Physics Fibre optics work on the principle of Optical rotation Total internal absorption Scattering of light Total internal reflection Optical rotation Total internal absorption Scattering of light Total internal reflection ANSWER DOWNLOAD EXAMIANS APP
Physics An atom bomb based upon the principal of ________ Nuclear fussion None of these Nuclear fission Controlled chain reaction Nuclear fussion None of these Nuclear fission Controlled chain reaction ANSWER DOWNLOAD EXAMIANS APP
Physics A standing wave occurs when Two waves overlap The amplitude of a wave exceeds its wavelength A wave reflects upon itself The speed of the wave is zero or near zero Two waves overlap The amplitude of a wave exceeds its wavelength A wave reflects upon itself The speed of the wave is zero or near zero ANSWER DOWNLOAD EXAMIANS APP
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