Physics Which one of the following processes is responsible for the glittering of air bubble rising through water? Total internal reflection of light Reflection of light Scattering of light Refraction of light Total internal reflection of light Reflection of light Scattering of light Refraction of light ANSWER DOWNLOAD EXAMIANS APP
Physics The sparkling of a diamond is due to Total internal reflection of light Polarisation of light Refraction of light Interference of light Total internal reflection of light Polarisation of light Refraction of light Interference of light ANSWER DOWNLOAD EXAMIANS APP
Physics The focal length of a concave mirror with a radius of curvature of 20.0 cm is : 15 cm 20 cm 10 cm 5 cm 15 cm 20 cm 10 cm 5 cm ANSWER DOWNLOAD EXAMIANS APP
Physics A parallel-plate capacitor of capacitance C1 is made using two gold plates. Another parallel-plate capacitor of capacitance C2 is made using two aluminium plates with same plate separation, and all the four plates are of same area. If rg and ra are respectively the electrical resistivities of gold and aluminium, then which one of the following relations is correct? C1>C2 C1 = C2 C2>C1 C1pa = C2pg C1>C2 C1 = C2 C2>C1 C1pa = C2pg ANSWER DOWNLOAD EXAMIANS APP
Physics When a body is immersed in a liquid, the force acting on it is Mass Weight Upthrust Both (A) and (B) Mass Weight Upthrust Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Physics Sprayer functions on Pascal's law Floatation principle Bernouli's principle Archemede's principle Pascal's law Floatation principle Bernouli's principle Archemede's principle ANSWER DOWNLOAD EXAMIANS APP
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