Physics A parachute descends slowly whereas a stone dropped from the same height falls rapidly, because None of these Special mechanisms are present in parachute Stone is heavier than parachute A parachute has a larger surface area and air resistance is more None of these Special mechanisms are present in parachute Stone is heavier than parachute A parachute has a larger surface area and air resistance is more ANSWER DOWNLOAD EXAMIANS APP
Physics When a person sitting on a swing stands up on the swing, the frequency of oscillation Increases Does not change Becomes infinite Decreases Increases Does not change Becomes infinite Decreases ANSWER DOWNLOAD EXAMIANS APP
Physics A rear-view mirror for driving is Inverted Concave Plain Convex Inverted Concave Plain Convex ANSWER DOWNLOAD EXAMIANS APP
Physics In an optical fibre the signal is transmitted In a curved path Due to refraction In a straight line path Due to total internal reflection In a curved path Due to refraction In a straight line path Due to total internal reflection ANSWER DOWNLOAD EXAMIANS APP
Physics The ''four stroke petrol engine' is based on Carnot-cycle Otto-cycle Boyle's-cycle Diesel-cycle Carnot-cycle Otto-cycle Boyle's-cycle Diesel-cycle ANSWER DOWNLOAD EXAMIANS APP
Physics In which region of electromagnetic spectrum does the Lyman series of hydrogen atom lie ? Visible Ultraviolet X-ray Infrared Visible Ultraviolet X-ray Infrared ANSWER DOWNLOAD EXAMIANS APP
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