Physics Light from the star, Alpha Centauri, which is nearest to the earth after the sun, reaches the earth in 4.2 seconds 42 seconds 4.2 years 42 years 4.2 seconds 42 seconds 4.2 years 42 years ANSWER DOWNLOAD EXAMIANS APP
Physics Light year is a unit of Light Time Intensity of light Distance Light Time Intensity of light Distance ANSWER DOWNLOAD EXAMIANS APP
Physics The period of revolution of a geostationary satellite is 24 hours 30 days Changing continuously 365 days 24 hours 30 days Changing continuously 365 days ANSWER DOWNLOAD EXAMIANS APP
Physics The density of water is 1 g/cc. This is strictly valid at 25°C 0°C 100°C 4°C 25°C 0°C 100°C 4°C ANSWER DOWNLOAD EXAMIANS APP
Physics Two rods, one of copper and other of steel, experience the same upthrust when placed in water.Thus, both have Equal mass Equal weight Equal volume Equal density Equal mass Equal weight Equal volume Equal density ANSWER DOWNLOAD EXAMIANS APP
Physics The purpose of choke in a fluorescent lamp is : To decrease the current flow Ro decrease the voltage momentarily To decrease the resistance To increase the current flow To decrease the current flow Ro decrease the voltage momentarily To decrease the resistance To increase the current flow ANSWER DOWNLOAD EXAMIANS APP
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