7th Class Science Related to Competitive Exam Question Bank Work and energy

  • question_answer
    A force of 20 Newton s is pushing an object 5 Meters in the direction of the force. How much work is done?

    A) 4 J                              

    B) 25 J

    C) 15 J                            

    D) 100 J

    Correct Answer: D

    Solution :

         \[\text{W=F}\times \text{d}=\text{2}0\times \text{5}=\text{1}00\text{J}\]


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