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Units and Measu...

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  • Question 1
    4 / -1

    If T denotes the surface tension and R, the radius of a capillary tube, then the dimensions of T/R are the same as that of

  • Question 2
    4 / -1

    If the units of length and force are increased four times each, the unit of energy is increased

  • Question 3
    4 / -1

    The critical velocity Vc of a body depends on the coefficient of viscosity η, the density ρ and radius of drop r. Then the expression for Vc is

  • Question 4
    4 / -1

    The dimensional formula for relative refractive index is

  • Question 5
    4 / -1

    The dimensions of electrical conductivity are

  • Question 6
    4 / -1

    If L and R denote inductance and resistance respectively, then the dimensions of L/R are.

  • Question 7
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  • Question 8
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    The intensity of a wave is defined as the energy transmitted per unit area per second. Which of the following represents the dimensional formula for the intensity of the wave?

  • Question 9
    4 / -1

  • Question 10
    4 / -1

    ‘Physics’ comes from a ............... word meaning nature

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