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1. Function of ball bearing in a wheel is -
7. The part of transistor which is heavily doped to produce a large number of majority carriers is -
9. What is the Height of a Geo-Stationary satellite from the surface of earth?
10. Rice is cooked more quickly in a pressure cooker because -
11. For a missile Launched with A velocity Less than the escape velocity of earth, the total energy is
14. What should a person on a freely rotating turn able to decrease his angular speed?