Physics When hot liquid is poured into a thick glass tumbler, it cracks because glass : Has a very low specific heat Has high temperature coefficient of expansion Is a bad conductor of heat so only inner surface expands Has low temperature coefficient of expansion Has a very low specific heat Has high temperature coefficient of expansion Is a bad conductor of heat so only inner surface expands Has low temperature coefficient of expansion ANSWER DOWNLOAD EXAMIANS APP
Physics What type of lens is a magnifying glass? Spherical Converging Diverging Achromatic Spherical Converging Diverging Achromatic ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is preferred for accelerating electrons? Cyclotron Van de Graft Generator Synchrotron Betatron Cyclotron Van de Graft Generator Synchrotron Betatron ANSWER DOWNLOAD EXAMIANS APP
Physics A falling drop of rain water acquires the spherical shape due to Surface Tension Atmospheric pressure Viscosity Gravitational force Surface Tension Atmospheric pressure Viscosity Gravitational force ANSWER DOWNLOAD EXAMIANS APP
Physics When a barometer reading suddenly recedes, it indicates that climate– Incessant rain for at least 48 Will remain cold Will be extremely stormy Will be very warm Incessant rain for at least 48 Will remain cold Will be extremely stormy Will be very warm ANSWER DOWNLOAD EXAMIANS APP
Physics If a copper wire is increased to double its length, its resistance will become Double Half One–fourth Four times Double Half One–fourth Four times ANSWER DOWNLOAD EXAMIANS APP
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