Physics Magnetic keepers are used to protect magnets from : Demagnetization due to heating Effect of other magnets Earth's magnetic field Self-demagnetization Demagnetization due to heating Effect of other magnets Earth's magnetic field Self-demagnetization ANSWER DOWNLOAD EXAMIANS APP
Physics During the motion of a projectile fired from the earth surface, ________ Its kinetic energy remains constant Its momentum remains constant Vertical component of its velocity remains constant Horizontal component of its velocity remains constant Its kinetic energy remains constant Its momentum remains constant Vertical component of its velocity remains constant Horizontal component of its velocity remains constant ANSWER DOWNLOAD EXAMIANS APP
Physics What apparatus is used to locate a submerged object? Quasar Radar Sonar Pulsar Quasar Radar Sonar Pulsar ANSWER DOWNLOAD EXAMIANS APP
Physics Magnetic keepers are pieces of Cobalt Soft iron Nickel Steel Cobalt Soft iron Nickel Steel ANSWER DOWNLOAD EXAMIANS APP
Physics The light rays used for eliminating bacteria X-rays Microwave radiation Ultra-violet radiation Infrared rays X-rays Microwave radiation Ultra-violet radiation Infrared rays ANSWER DOWNLOAD EXAMIANS APP
Physics In which of the following cases, kinetic energy is being used in performing work ? Rowing a boat in the lake Paddling the bicycle to cover a distance Wind mill grinding wheat grain Driving a car to cover a distance Rowing a boat in the lake Paddling the bicycle to cover a distance Wind mill grinding wheat grain Driving a car to cover a distance ANSWER DOWNLOAD EXAMIANS APP
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