Physics Hot water is poured simultaneously in four metallic tumblers painted outside with different paints. After some time the water will be found to have cooled most in the tumbler painted. Rough black Rough white Shining white Shining black Rough black Rough white Shining white Shining black ANSWER DOWNLOAD EXAMIANS APP
Physics When a body is immersed in a liquid, the force acting on it is Weight Both (A) and (B) Mass Upthrust Weight Both (A) and (B) Mass Upthrust ANSWER DOWNLOAD EXAMIANS APP
Physics What is the name of the device used to convert alternating current into direct current ? Transformer Galvanometer Ammeter Rectifier Transformer Galvanometer Ammeter Rectifier ANSWER DOWNLOAD EXAMIANS APP
Physics Consider the following statements :1. There is no net moment on a body which is in equilibrium.2. The momentum of a body is always conserved.3. The kinetic energy of an object is always conserved.Which of the statements given above is/are correct? 1 and 2 only 1, 2 and 3 2 and 3 only 1 only 1 and 2 only 1, 2 and 3 2 and 3 only 1 only ANSWER DOWNLOAD EXAMIANS APP
Physics At what temperature (in Fahrenheit) pure water freezes? 48 37 32 48 37 32 ANSWER DOWNLOAD EXAMIANS APP
Physics A drop of liquid assumes spherical shape because: A sphere has the least surface area for a given volume A sphere has the largest surface area for a given volume Inter molecular forces are weak in liquids Intermolecular forces are strong in liquids A sphere has the least surface area for a given volume A sphere has the largest surface area for a given volume Inter molecular forces are weak in liquids Intermolecular forces are strong in liquids ANSWER DOWNLOAD EXAMIANS APP