2. Sample Papers
  3. 9th Class
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9th Class Science Sample Paper Science Olympiad Model Test Paper-2

  • question_answer
    A block of mass 1 kg slides down on an inclined plane of inclination \[30{}^\circ \]as shown in the given figure. Find the work done by the block's weight as it slides through 50 cm.  

    A) 1.5 J    

    B) 2.45 J

    C) 3.6 J    

    D) 4.8 J

    E) None of these

    Correct Answer: B

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