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8th Standard English Medium Science Subject T1 - Forces and Pressure Book Back 2 Mark Questions with Solution Part - II Question Bank Software Jun-16 , 2021

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8th Standard English Medium Science Subject T1 - Forces and Pressure Book Back 2 Mark Questions with Solution Part - II

8th Standard English Medium Science Subject T1 - Forces and Pressure Book Back 2 Mark Questions with Solution Part - II

8th Standard

    Reg.No. :
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Science

Time : 00:30:00 Hrs
Total Marks : 10
    5 x 2 = 10

  1. In a hydraulic lift, the surface area of the input piston is 10 cm2. The surface area of the output piston is 3000 cm2. A 100 N force applied to the input piston raises the output piston. Calculate the force required to raise the output piston.

  2. Give two examples to verify that a force tends to change the static condition of a body.

  3. How do you feel when you touch a nail immediately after it is hammered into a wooden plank? Why?

  4. Name two instruments, which help to measure the pressure of a fluid.

  5. Why are heavy bags provided with broad straps?

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