Physics Vehicles use ________ to see the objects coming from behind. Concave lens Concave mirror Convex lens Convex mirror Concave lens Concave mirror Convex lens Convex mirror ANSWER DOWNLOAD EXAMIANS APP
Physics What is the gravity of moon as compared to the Earth 1/8 th of Earth 1/5 th of Earth 1/4 th of Earth 1/6 th of Earth 1/8 th of Earth 1/5 th of Earth 1/4 th of Earth 1/6 th of Earth ANSWER DOWNLOAD EXAMIANS APP
Physics When two ice cubes are pressed together, they join to form one cube. Which one of the following helps to hold them together? Vander waals forces Hydrogen bond formation Dipole interaction Covalent attraction Vander waals forces Hydrogen bond formation Dipole interaction Covalent attraction ANSWER DOWNLOAD EXAMIANS APP
Physics Ultrasound devices operate with minimum frequency from 45 kHz 20kHz 60 kHz 35 kHz 45 kHz 20kHz 60 kHz 35 kHz ANSWER DOWNLOAD EXAMIANS APP
Physics The phenomenon of change in direction of light when it passes from one medium to another is called Reflection Dispersion Refraction Propagation Reflection Dispersion Refraction Propagation ANSWER DOWNLOAD EXAMIANS APP
Physics For a ray of light to suffer total internal reflection it has to pass from : Air to glass Water to glass Air to water Glass to water Air to glass Water to glass Air to water Glass to water ANSWER DOWNLOAD EXAMIANS APP
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