Physics In mirrors the back surface is coated with a thin layer of : Silver Mercury Silver nitrate Red oxide Silver Mercury Silver nitrate Red oxide ANSWER DOWNLOAD EXAMIANS APP
Physics A gap is left between two rails of a railway track to accommodate...... of the metal. Areal expansion Volume expansion Apparent expansion Linear expansion Areal expansion Volume expansion Apparent expansion Linear expansion ANSWER DOWNLOAD EXAMIANS APP
Physics Coolis tube is used to produce Gama rays Micro waves X-rays Radio waves Gama rays Micro waves X-rays Radio waves ANSWER DOWNLOAD EXAMIANS APP
Physics To prevent damage from lightning, lightning conductors are used on tall structures. The lightning conductor Should be made of a good conductor like copper with sharp-pointed edges Can be of any shape Should be in the form of a vertical rod Should be made of a good conductor but can be of any shape Should be made of a good conductor like copper with sharp-pointed edges Can be of any shape Should be in the form of a vertical rod Should be made of a good conductor but can be of any shape ANSWER DOWNLOAD EXAMIANS APP
Physics Circuit breaker usually operate under Transient state of short-circuit current Steady state of short-circuit current After D. C. component has ceased Sub-transient state of short-circuit current Transient state of short-circuit current Steady state of short-circuit current After D. C. component has ceased Sub-transient state of short-circuit current ANSWER DOWNLOAD EXAMIANS APP
Physics Scalar Quantities are Physical quantities which have no magnitude and no direction Physical quantities which have magnitude only and no direction Physical quantities which have no magnitude only and only direction Physical quantities which have magnitude only and direction Physical quantities which have no magnitude and no direction Physical quantities which have magnitude only and no direction Physical quantities which have no magnitude only and only direction Physical quantities which have magnitude only and direction ANSWER DOWNLOAD EXAMIANS APP
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