Physics Red is used as an emergency or danger signal as It has very high energy It is scattered Its wavelength is the longest It is a striking colour It has very high energy It is scattered Its wavelength is the longest It is a striking colour ANSWER DOWNLOAD EXAMIANS APP
Physics Find the current (in A) when a charge of 1200C flows in 6 seconds. 200 7200 3600 100 200 7200 3600 100 ANSWER DOWNLOAD EXAMIANS APP
Physics Intensity of sound has a subject existence an object existence no existence both subjective and objective existence a subject existence an object existence no existence both subjective and objective existence ANSWER DOWNLOAD EXAMIANS APP
Physics Conversion of sound energy into electrical energy is done by Loudspeaker Microphone Solar cell Gramophone Loudspeaker Microphone Solar cell Gramophone ANSWER DOWNLOAD EXAMIANS APP
Physics Optical fibre works on the interference scattering principle of refraction total internal reflection interference scattering principle of refraction total internal reflection ANSWER DOWNLOAD EXAMIANS APP
Physics Lens is made up of Pyrex glass Flint glass Ordinary glass Cobalt glass Pyrex glass Flint glass Ordinary glass Cobalt glass ANSWER DOWNLOAD EXAMIANS APP
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