Physics In a refrigerator what produces the cooling ? The evaporation of a volatile liquid The sudden expansion of a compressed gas The ice which deposits on the freezer None of these The evaporation of a volatile liquid The sudden expansion of a compressed gas The ice which deposits on the freezer None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Formula for distance is Speed x acceleration Velocity / speed Speed x time Time / speed Speed x acceleration Velocity / speed Speed x time Time / speed ANSWER DOWNLOAD EXAMIANS APP
Physics Light travels in a straight line (rectilinear propagation of light). This statement does hold if the medium of travel for light is Inhomogeneous and transparent Of variable refractive index Homogeneous and transparent Made up of slabs of different refractive indices Inhomogeneous and transparent Of variable refractive index Homogeneous and transparent Made up of slabs of different refractive indices ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is the unit of perceived loudness of sound ? Hertz Sone Phon Decibel Hertz Sone Phon Decibel ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following phenomenon helps to conclude that light is a transverse wave? Polarisation Interference Refraction Diffraction Polarisation Interference Refraction Diffraction ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following group of elements are diamagnetic? Oxygen, copper, silver Hydrogen, oxygen, Argon Hydrogen, argon, copper Argon, copper, silver Oxygen, copper, silver Hydrogen, oxygen, Argon Hydrogen, argon, copper Argon, copper, silver ANSWER DOWNLOAD EXAMIANS APP