Manipal Medical Manipal Medical Solved Paper-2010

  • question_answer
    A force\[{{F}_{1}}\]of 500 N is required to push a car of mass 1000 kg slowly at constant speed on a levelled road. If a force\[{{F}_{2}}\]of 1000 N is applied, the acceleration of the car will be

    A)  zero            

    B)  \[1.5\text{ }m/{{s}^{2}}\]

    C)  \[1.0\text{ }m/{{s}^{2}}\]        

    D)  \[0.5m/{{s}^{2}}\]

    Correct Answer: D

    Solution :

     We know that a force of 500 N does not produce any acceleration because it pushes the car slowly at constant speed. Out of 1000 N force, only 500 N produces acceleration, the mass is 1000 kg, so Acceleration \[=\frac{force}{mass}\] \[=\frac{500}{1000}=0.5\,m/{{s}^{2}}\]


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