Physics Radio telescopes are better than optical telescopes because they can work even in cloudy conditions they can work during the day and night they can detect faint galaxies which no optical telescope can All of these they can work even in cloudy conditions they can work during the day and night they can detect faint galaxies which no optical telescope can All of these ANSWER DOWNLOAD EXAMIANS APP
Physics A soap bubble shows colours when illuminated with white light. This is due to Polarisation Interference Reflection Diffraction Polarisation Interference Reflection Diffraction ANSWER DOWNLOAD EXAMIANS APP
Physics Find the power of a convex lens if the image formed is at a distance of 16 cm from the lens when the object is placed on the other side of the lens at 20 cm from the optical centre? -11.25 diopters -3.75 diopters 11.25 diopters 3.75 diopters -11.25 diopters -3.75 diopters 11.25 diopters 3.75 diopters ANSWER DOWNLOAD EXAMIANS APP
Physics Fibre optics work on the principle of Scattering of light Total internal absorption Total internal reflection Optical rotation Scattering of light Total internal absorption Total internal reflection Optical rotation ANSWER DOWNLOAD EXAMIANS APP
Physics ________ states that internal energy is a function of state and the increase in internal energy is equal to the sum of the heat supplied to system and work done by the system. First law of thermodynamics Faraday's Law Hooke's Law The coulomb's law First law of thermodynamics Faraday's Law Hooke's Law The coulomb's law ANSWER DOWNLOAD EXAMIANS APP
Physics Why do birds not have respiratory trouble at the time of flying at high altitude ? They use less oxygen They have extra air sacs They fly inactively Their lungs are very large They use less oxygen They have extra air sacs They fly inactively Their lungs are very large ANSWER DOWNLOAD EXAMIANS APP