Physics Energy per unit volume is dimensionally equal to Force Work Pressure Density Force Work Pressure Density ANSWER DOWNLOAD EXAMIANS APP
Physics Night photography and photopraphy in mist and fog are possible using Ultra-violet radiation Microwave radiation Gamma radiation Infra-red radiation Ultra-violet radiation Microwave radiation Gamma radiation Infra-red radiation ANSWER DOWNLOAD EXAMIANS APP
Physics In SONAR which kind of wave is used? Radio Audible sound Ultrasonic Infrasonic Radio Audible sound Ultrasonic Infrasonic ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not caused by atmospheric refraction of light ? Twinkling of stars at night Sun appearing higher in the sky than it actually is Sun appearing red at sunset Sun becoming visible two or three minutes before actual sunrise Twinkling of stars at night Sun appearing higher in the sky than it actually is Sun appearing red at sunset Sun becoming visible two or three minutes before actual sunrise ANSWER DOWNLOAD EXAMIANS APP
Physics A bird sitting on a high tension electric wire does not get electrocuted because The body is earthed It does not form a closed path for the flow of current Its feet are good insulators It has high resistance The body is earthed It does not form a closed path for the flow of current Its feet are good insulators It has high resistance ANSWER DOWNLOAD EXAMIANS APP
Physics When a light wave is reflected from a mirror, there is a change in its Frequency Wavelength Amplitude Velocity Frequency Wavelength Amplitude Velocity ANSWER DOWNLOAD EXAMIANS APP