Physics When hot liquid is poured into a thick glass tumbler, it cracks because glass : Has high temperature coefficient of expansion Is a bad conductor of heat so only inner surface expands Has a very low specific heat Has low temperature coefficient of expansion Has high temperature coefficient of expansion Is a bad conductor of heat so only inner surface expands Has a very low specific heat Has low temperature coefficient of expansion ANSWER DOWNLOAD EXAMIANS APP
Physics Heat transfer horizontally within the atmosphere is called Convection Advection Absorption Conduction Convection Advection Absorption Conduction ANSWER DOWNLOAD EXAMIANS APP
Physics An egg sinks in soft water but floats in a concentrated solution of salt because Water has high surface tension The density of salt solution exceeds the density of eggs Egg absorbs salt from the solution and expands Albumin dissolves in salt solution and egg becomes lighter Water has high surface tension The density of salt solution exceeds the density of eggs Egg absorbs salt from the solution and expands Albumin dissolves in salt solution and egg becomes lighter ANSWER DOWNLOAD EXAMIANS APP
Physics The audio signals of TV are Amplitude modulated Frequency modulated Velocity modulated Unmodulated Amplitude modulated Frequency modulated Velocity modulated Unmodulated ANSWER DOWNLOAD EXAMIANS APP
Physics In the remote control of television, electromagnetic waves used are Infrared Radiowave Ultraviolet Microwave Infrared Radiowave Ultraviolet Microwave ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is an example of continous emission spectrum? None Spectrum of a water Both Spectrum of an oil frame None Spectrum of a water Both Spectrum of an oil frame ANSWER DOWNLOAD EXAMIANS APP
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