Physics A body absorbs heat most if it is Black and smooth White and smooth Black and rough White and rough Black and smooth White and smooth Black and rough White and rough ANSWER DOWNLOAD EXAMIANS APP
Physics Friction is caused by the ________ on the two surfaces in contact. Densities Irregularities Smoothness Gaps Densities Irregularities Smoothness Gaps ANSWER DOWNLOAD EXAMIANS APP
Physics Light scattering takes place in Basic solutions Acidic solutions Electrolyte solutions Colloidal solutions Basic solutions Acidic solutions Electrolyte solutions Colloidal solutions ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not caused by atmospheric refraction of light ? Sun becoming visible two or three minutes before actual sunrise Sun appearing red at sunset Twinkling of stars at night Sun appearing higher in the sky than it actually is Sun becoming visible two or three minutes before actual sunrise Sun appearing red at sunset Twinkling of stars at night Sun appearing higher in the sky than it actually is ANSWER DOWNLOAD EXAMIANS APP
Physics A metal plate with a circular hole at the centre is heated. What will happen to the area of the hole ? Will increase first and then dcrease Dacrease Remain constant Increase Will increase first and then dcrease Dacrease Remain constant Increase ANSWER DOWNLOAD EXAMIANS APP
Physics When the Sun is near the horizon during the morning or evening, it appears reddish. The phenomenon that is responsible for this observation is Reflection of light Scattering of light Dispersion of light Refraction of light Reflection of light Scattering of light Dispersion of light Refraction of light ANSWER DOWNLOAD EXAMIANS APP
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