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9.A car is moving with uniform velocity on a rough horizontal road. Therefore, according to Newton's first lawof motion(A) No force is being applied by its engine (B) A force is surely being applied by its engine(C) An acceleration is being produced in the car (D) The kinetic energy of the car is increasing |
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Answer» Answer: A force is surely being applied by the engine. On a rough horizontal road, there is friction and we need to overcome the frictional force So a force is surely being applied by the engine. Answer is : A force is surely being applied by the engine |
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