Physics What is the phenomenon which established the transverse nature of light ? Diffraction Interference Reflection Polarisation Diffraction Interference Reflection Polarisation ANSWER DOWNLOAD EXAMIANS APP
Physics For a ray of light to suffer total internal reflection it has to pass from : Water to glass Glass to water Air to water Air to glass Water to glass Glass to water Air to water Air to glass ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following criterion is used for any metal to be used as a cooking material ? Less thermal conductivity More thermal conductivity Less electrical conductivity More specific heat Less thermal conductivity More thermal conductivity Less electrical conductivity More specific heat ANSWER DOWNLOAD EXAMIANS APP
Physics The potential difference between the terminals of an electric heater is 60 V when it draws a current of 4 A from the source. What current will the heater draw if the potential difference is increased to 127.5 V ? 24 A 8.5 A 0.41666666666667 24 A 8.5 A 0.41666666666667 ANSWER DOWNLOAD EXAMIANS APP
Physics The temperature of a liquid is 32° F. What is its temperature in Celsius scale? 212° C 32° C 0° C 100° C 212° C 32° C 0° C 100° C ANSWER DOWNLOAD EXAMIANS APP
Physics The ringing of an electric bell in an enclosed evacuated glass bell jar is not heard outside because The ringing is not loud enough There is no air or any other gas in the bell jar The bell jar is too small The glass of the bell jar absorbs the sound waves The ringing is not loud enough There is no air or any other gas in the bell jar The bell jar is too small The glass of the bell jar absorbs the sound waves ANSWER DOWNLOAD EXAMIANS APP