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Units and Measu...

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  • Question 1
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  • Question 2
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  • Question 3
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    When a wave traverses a medium, the displacement of a particle located at x at a time t is given by y a sin (bt — cx), where a, b and c are constants of the wave. Which of the following is a quantity with dimensions?

  • Question 4
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    The speed of light (c), gravitational constant (G) and Planck’s constant (h) are taken as the fundamental units in a system. The dimension of time in this new system should be

  • Question 5
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    If the constant of gravitation (G), Planck\'s constant (h) and the velocity of light (c) be chosen as fundamental units. The dimension of the radius of gyration is

  • Question 6
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    X = 3YZ2 find dimension of Y in (MKSA) system, if X and Z are the dimensions of capacity and magnetic field respectively.

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  • Question 9
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    The speed (v) of ripples on the surfaces of water depends on surface tension (σ), density (ρ), and wavelength (λ). The square of speed (v) is proportional to

  • Question 10
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    If the dimensions of a physical quantity are given by MaLbTc, then the physical quantity will be

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