Physics Light from Sun reaches Earth in approximately 3 minutes 10 minutes 12 minutes 8 minutes 3 minutes 10 minutes 12 minutes 8 minutes ANSWER DOWNLOAD EXAMIANS APP
Physics Energy is continuously created in the sun due to: Radioactivity Artificial radioactivity Nuclear fission Nuclear fusion Radioactivity Artificial radioactivity Nuclear fission Nuclear fusion ANSWER DOWNLOAD EXAMIANS APP
Physics Working of safety fuses depends upon1. magnetic effect of the current2. chemical effect of the current3. magnitude of the current4. heating effect of the currentSelect the correct answer using the code given below. 1, 2, 3 and 4 1, 2 and 3 only 3 and 4 only 4 only 1, 2, 3 and 4 1, 2 and 3 only 3 and 4 only 4 only ANSWER DOWNLOAD EXAMIANS APP
Physics Green house effect is the heating up of the Earth's atmosphere which is due to X-rays The ultraviolet rays The infra-red rays G-rays X-rays The ultraviolet rays The infra-red rays G-rays ANSWER DOWNLOAD EXAMIANS APP
Physics Pieces of camphor placed on water move about rapidly. This is because of Capillarity Viscosity Diffusion Surface tension Capillarity Viscosity Diffusion Surface tension ANSWER DOWNLOAD EXAMIANS APP
Physics Instrument used to study the behaviour of a vibrating string is : Hydrometer Barometer Hygrometer Sonometer Hydrometer Barometer Hygrometer Sonometer ANSWER DOWNLOAD EXAMIANS APP