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Which of the following is dimensionally ...

Which of the following is dimensionally correct

A

Pressure `=` Energy per unit area

B

Pressure `=` Energy per unit volume

C

Pressure `=` Force per unit volume

D

Pressure `=` Momentum per unit volume per unit time

Text Solution

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The correct Answer is:
B
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Knowledge Check

  • Which of the following is dimensionally incorrect?

    A
    u = v - at
    B
    `s-ut=1/2at^(2)`
    C
    `u^(2)=2a(g t-1)`
    D
    `v^(2)-u^(2)=2as`

  • Which one of the following is dimensionally correct?

    A
    Moment of a force = Force per unit length
    B
    Moment of a force = Force per unit area
    C
    Moment of a force = Force per unit volume
    D
    Moment of a force = Force `xx` length

  • Which of the following is not dimensionally correct -(T = tension, m= mass/length, s = distance, a is acceleration vis velocity h = height)

    A
    `s = 1/2 at^2`
    B
    `v = sqrt(T//m)`
    C
    `t = (2h)/g`
    D
    `a = (v^2)/r`

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