Physics If a person moves a trolley for a distance of 10 m with a force of 50 N, then the work done is 20 J 5 J 500 J 0.2 J 20 J 5 J 500 J 0.2 J ANSWER DOWNLOAD EXAMIANS APP
Physics A parachute descends slowly whereas a stone dropped from the same height falls rapidly, because A parachute has a larger surface area and air resistance is more Stone is heavier than parachute None of these Special mechanisms are present in parachute A parachute has a larger surface area and air resistance is more Stone is heavier than parachute None of these Special mechanisms are present in parachute ANSWER DOWNLOAD EXAMIANS APP
Physics Green house effect is the heating up of the Earth's atmosphere which is due to G-rays X-rays The infra-red rays The ultraviolet rays G-rays X-rays The infra-red rays The ultraviolet rays ANSWER DOWNLOAD EXAMIANS APP
Physics When a constant force acts on an object with a mass of 8 kg for a duration of 3 s. it increases the object's velocity from 4 m/s to 6 m/s . What is the magnitude of the applied force? 5.33 N 3.33 N 6.33 N 4.33 N 5.33 N 3.33 N 6.33 N 4.33 N ANSWER DOWNLOAD EXAMIANS APP
Physics Energy of Ultraviolet rays is great than Gamma rays X-rays Cosmic rays Infrared rays Gamma rays X-rays Cosmic rays Infrared rays ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following physical quantities has the same dimensions as that of Planck's constant? Linear momentum Potential energy Angular momentum Force Linear momentum Potential energy Angular momentum Force ANSWER DOWNLOAD EXAMIANS APP
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