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. The coulomb's law First law of thermodynamics Faraday's Law Hooke's Law The coulomb's law First law of thermodynamics Faraday's Law Hooke's Law ANSWER DOWNLOAD EXAMIANS APP
Physics The device used to change the speed of an electric fan is Amplifier Regulator Rectifier Switch Amplifier Regulator Rectifier Switch ANSWER DOWNLOAD EXAMIANS APP
Physics The period of revolution of a certain planet in an orbit of radius R is T. Its period of revolution in an orbit of radius 4R will be: 8 T 4 T 2 T 1 T 8 T 4 T 2 T 1 T ANSWER DOWNLOAD EXAMIANS APP
Physics When a piece of stone is immersed in water, it displaces water of equal Specific gravity Density Mass Volume Specific gravity Density Mass Volume ANSWER DOWNLOAD EXAMIANS APP
Physics Hertz is the SI unit of Frequency Pressure Power Weight Frequency Pressure Power Weight ANSWER DOWNLOAD EXAMIANS APP
Physics The speed of sound travel fastest through Liquid Gas Solid None of these Liquid Gas Solid None of these ANSWER DOWNLOAD EXAMIANS APP