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11th Standard English Medium Physics Subject Nature of Physical World and Measurement Book Back 5 Mark Questions with Solution Part - I Question Bank Software Jun-07 , 2021

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11th Standard English Medium Physics Subject Nature of Physical World and Measurement Book Back 5 Mark Questions with Solution Part - I

11th Standard English Medium Physics Subject Nature of Physical World and Measurement Book Back 5 Mark Questions with Solution Part - I

11th Standard

    Reg.No. :
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Physics

Time : 00:30:00 Hrs
Total Marks : 25

    Part I

    5 x 5 = 25

  1. Check the correctness of the equation\(\frac { 1 }{ 2 } \)mv2 = mgh using dimensional analysis method.

  2. The force F acting on a body moving in a circular path depends on mass of the body (m), velocity (v) and radius (r) of the circular path. Obtain the expression for the force by dimensional analysis method. (Take the value of k = 1)

  3. A capacitor of capacitance C = 3.0 ± 0.1\(\mu \)F is charged to a voltage of V = 18 ± 0.4 Volt. Calculate the charge Q [Use Q = CV].

  4. Convert 76 cm of mercury pressure into Nm-2 using the method of dimensions.

  5. Explain the principle of homogeniety of dimensions. What are its uses? Give example

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