Physics A convex mirror of focal length f (in air) is immersed in a liquid (u=4/3). The focal length of the mirror in the liquid will be : (3/4)f (7/3)f F (4/3)f (3/4)f (7/3)f F (4/3)f ANSWER DOWNLOAD EXAMIANS APP
Physics The magnitude of buoyant force depends on the ________ of the fluid. Density Volume Mass Temperature Density Volume Mass Temperature ANSWER DOWNLOAD EXAMIANS APP
Physics The shape of our milky way galaxy is Circular Spiral None of these Elliptical Circular Spiral None of these Elliptical ANSWER DOWNLOAD EXAMIANS APP
Physics Rainbows are produced when sunlight : Incident on rain drops hanging in the atmosphere is dispersed after suffering refraction None of the given statements is correct. Incident on raindrops hanging in the atmosphere is dispresed after suffering reflection. Incident on rain drops hanging in the atmosphere is dispersed after suffering refraction and internal reflection. Incident on rain drops hanging in the atmosphere is dispersed after suffering refraction None of the given statements is correct. Incident on raindrops hanging in the atmosphere is dispresed after suffering reflection. Incident on rain drops hanging in the atmosphere is dispersed after suffering refraction and internal reflection. ANSWER DOWNLOAD EXAMIANS APP
Physics The absorption of ink by blotting paper involves: Siphon action Viscosity of ink Diffusion of ink through the blotting Capillary action phenomenon Siphon action Viscosity of ink Diffusion of ink through the blotting Capillary action phenomenon ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following features of a tunnel diode is its drawback Very low power consumptions Instability due to negative resistance Very wide temperature range of operations Extremely high frequency response Very low power consumptions Instability due to negative resistance Very wide temperature range of operations Extremely high frequency response ANSWER DOWNLOAD EXAMIANS APP