Physics Red light has a wavelength of 70 A°. In "nm" it is 0.07 nm 7 nm 700 nm 70 nm 0.07 nm 7 nm 700 nm 70 nm ANSWER DOWNLOAD EXAMIANS APP
Physics When a running car stops suddenly, the passengers tends to lean forward because of: Gravitational force Inertia of motion Inertia of rest Centrifugal force Gravitational force Inertia of motion Inertia of rest Centrifugal force ANSWER DOWNLOAD EXAMIANS APP
Physics A circular plate, a cube and a sphere, all made up of same material and having the samemass, are heated to 300°C and left in a room. Which of them will have the slowest rate of cooling? Sphere Circular plate All will cool at the same rate Cube Sphere Circular plate All will cool at the same rate Cube ANSWER DOWNLOAD EXAMIANS APP
Physics Should cars have bumpers that collapse under impact? No, since the colliding car would then ram into the occupants and kill them No, since it would be very expensive to get the car repaired Yes, since they help to absorb the impact of a collision and keep the occupants safe Yes, since the offending car should get damaged and pay for the mistake No, since the colliding car would then ram into the occupants and kill them No, since it would be very expensive to get the car repaired Yes, since they help to absorb the impact of a collision and keep the occupants safe Yes, since the offending car should get damaged and pay for the mistake ANSWER DOWNLOAD EXAMIANS APP
Physics A hunter on the ground wishes to shoot a bird on a tree at a distance with his rifle. He has to point the rifle At the lower elevation than the bird At a higher elevation than the bird Vertically upwards In the same direction as the bird At the lower elevation than the bird At a higher elevation than the bird Vertically upwards In the same direction as the bird ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is the cleanest source of energy? Nuclear power Fossil fuel Wind energy Biofuel Nuclear power Fossil fuel Wind energy Biofuel ANSWER DOWNLOAD EXAMIANS APP