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11th Standard English Medium Physics Subject Work, Energy and Power Book Back 2 Mark Questions with Solution Part - I Question Bank Software Jun-07 , 2021

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11th Standard English Medium Physics Subject Work, Energy and Power Book Back 2 Mark Questions with Solution Part - I

11th Standard English Medium Physics Subject Work, Energy and Power Book Back 2 Mark Questions with Solution Part - I

11th Standard

    Reg.No. :
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Physics

Time : 00:30:00 Hrs
Total Marks : 10

    Part I

    5 x 2 = 10

  1. Write the various types of potential energy. Explain the formulae.

  2. Explain the characteristics of elastic and inelastic collision.

  3. Calculate the work done by a force of 30 N in lifting a load of 2kg to a height of 10m (g = 10ms-2).

  4. A bullet of mass 20 g strikes a pendulum of mass 5 kg. The centre of mass of pendulum rises a vertical distance of 10 cm. If the bullet gets embedded into the pendulum, calculate its initial speed?

  5. Which is conserved in inelastic collision? Total energy (or) Kinetic energy?

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