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Mechanical Prop...

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  • Question 1
    4 / -1

    The elastic energy stored per unit volume in a stretched wire is

  • Question 2
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    If the volume of a block of aluminum is decreased by 1%, the pressure (stress) on its surface is increased by (Bulk modulus of Al = 7.5 x 1010 Nm–2)

  • Question 3
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  • Question 4
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    The only elastic modulus that applies to fluids is

  • Question 5
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    The ratio of the adiabatic to isothermal elasticities of a triatomic gas is

  • Question 6
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    The compressibility of water is 4 × 10-5 per unit atmospheric pressure. The decrease in volume of 100 cubic centimeter of water under a pressure of

  • Question 7
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    If a rubber ball is taken at the depth of 200 m in a pool, its volume decreases by 0.1%. If the density of the water is 1 × 103 kg/m3 and g = 10 m/s2 , then the volume elasticity in N/m2 will be

  • Question 8
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    For a constant hydraulic stress on an object, the fractional change in the object\'s volume (ΔV/V) and its bulk modulus (B) are related as

  • Question 9
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    The pressure applied from all directions on a cube is P. How much its temperature should be raised to maintain the original volume? The volume elasticity of the cube is β and the coefficient of volume expansion is α

  • Question 10
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    Bulk modulus was first defined by

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