Physics Conservation of energy refers to the fact that The entropy of the universe is always increasing If you conserve energy you will not be as tired No chemical reaction is 100 percent efficient Energy cannot be created or destroyed but can be converted from one form to another The entropy of the universe is always increasing If you conserve energy you will not be as tired No chemical reaction is 100 percent efficient Energy cannot be created or destroyed but can be converted from one form to another ANSWER DOWNLOAD EXAMIANS APP
Physics In which of the following cases, kinetic energy is being used in performing work ? Driving a car to cover a distance Rowing a boat in the lake Wind mill grinding wheat grain Paddling the bicycle to cover a distance Driving a car to cover a distance Rowing a boat in the lake Wind mill grinding wheat grain Paddling the bicycle to cover a distance ANSWER DOWNLOAD EXAMIANS APP
Physics When a running car stops suddenly, the passengers tends to lean forward because of: Gravitational force Centrifugal force Inertia of rest Inertia of motion Gravitational force Centrifugal force Inertia of rest Inertia of motion ANSWER DOWNLOAD EXAMIANS APP
Physics The oil in the wick of lamp rises due to Pressure difference Force of cohesion Low viscosity of oil Pheonomenon of capillarity Pressure difference Force of cohesion Low viscosity of oil Pheonomenon of capillarity ANSWER DOWNLOAD EXAMIANS APP
Physics At what temperature do the Fahrenheit and Celsius scales give the same reading? 212 degrees 0 degreees 32 degreees -40 degreees 212 degrees 0 degreees 32 degreees -40 degreees 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 1 T 2 T 8 T 4 T 1 T 2 T ANSWER DOWNLOAD EXAMIANS APP