Physics Which among the following determines the pitch of a sound? Loudness Wavelength Amplitude Frequency Loudness Wavelength Amplitude Frequency 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 Dispersion of light Refraction of light Scattering of light Reflection of light Dispersion of light Refraction of light Scattering of light Reflection of light ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not a transverse wave? Radio waves All listed here Light waves Sound waves Radio waves All listed here Light waves Sound waves ANSWER DOWNLOAD EXAMIANS APP
Physics When heated from 0 to 100oC volume of a given mass of water will : Decrease and then will increase Decrease gradually Increase and then will decrease Increase gradually Decrease and then will increase Decrease gradually Increase and then will decrease Increase gradually ANSWER DOWNLOAD EXAMIANS APP
Physics When hot liquid is poured into a thick glass tumbler, it cracks because glass : Has high temperature coefficient of expansion Has low temperature coefficient of expansion Is a bad conductor of heat so only inner surface expands Has a very low specific heat Has high temperature coefficient of expansion Has low temperature coefficient of expansion Is a bad conductor of heat so only inner surface expands Has a very low specific heat ANSWER DOWNLOAD EXAMIANS APP
Physics At low temperature, Lead behaves as a : Superconductor Semi conductor Conductor Insulator Superconductor Semi conductor Conductor Insulator ANSWER DOWNLOAD EXAMIANS APP