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Units and Measu...

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  • Question 1
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  • Question 2
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    The units and dimensions of electric field intensity are

  • Question 3
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    The wavelength λ associated with a moving particle is given by λ= mpυqhr where m is mass, υ is velocity and h is Planck’s constant. The correct set of values of p, q, r is

  • Question 4
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  • Question 5
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    The velocity of a body which has fallen under gravity varies as gahb, where g is acc. due to gravity and h is the height. The values of a and b are

  • Question 6
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    Dimensional formula for thermal conductivity is

  • Question 7
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    L2T–2K–1 are the dimensions of

  • Question 8
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  • Question 9
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    The dimensions of absolute electrical permittivity of free space are

  • Question 10
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    A force F is applied on a square plate of side L. If percentage error in determination of L is 2% and that in F is 4%, what is permissible error in pressure?

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