Define and explain Bulk Modulus.

Define and explain Bulk Modulus.
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Bulk Modulus : When a body is subjected to three mutually perpendicular like stresses of same intensity then the ratio of direct stress and the corresponding volumetric strain of the body is constant and is known as Bulk Modulus. It is denoted by K.

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Define modulus of rigidity and bulk Modulus.

Description : Define modulus of rigidity and bulk Modulus.

Last Answer : Bulk Modulus (K): When a body is subjected to three mutually perpendicular like stresses of same intensity then the ratio of direct stress and the corresponding volumetric strain of the body is constant and is ... (G): It is ratio of shear stress to shear strain, is called as Modulus of Rigidity. 

Distinguish between Young’s modulus, bulk modulus and modulus of rigidity.

Description : Distinguish between Young’s modulus, bulk modulus and modulus of rigidity.

Last Answer : Distinguish between Young’s modulus, bulk modulus and modulus of rigidity.

Adiabatic bulk modulus is equal to: A. Υ × P; where Υ: the ratio of the specific heat capacities of the gas, P: pressureB. PressureC. The ratio of the specific heat capacities of the gasD. Υ ⁄ P; where Υ: the ratio of the specific heat capacities of the gas, P: pressure

Description : Adiabatic bulk modulus is equal to:  A. Υ × P; where Υ: the ratio of the specific heat capacities of the gas, P: pressure B. Pressure C. The ratio of the specific heat capacities of the gas D. Υ ⁄ P; where Υ: the ratio of the specific heat capacities of the gas, P: pressure

Last Answer : Υ × P; where Υ: the ratio of the specific heat capacities of the gas, P: pressur

Isothermal bulk modulus is equal to A. Υ × P; where Υ: the ratio of the specific heat capacities of the gas, P: pressure B. Pressure C. The ratio of the specific heat capacities of the gas D. Υ ⁄ P; where Υ: the ratio of the specific heat capacities of the gas, P: pressure

Description : Isothermal bulk modulus is equal to A. Υ × P; where Υ: the ratio of the specific heat capacities of the gas, P: pressure B. Pressure C. The ratio of the specific heat capacities of the gas D. Υ ⁄ P; where Υ: the ratio of the specific heat capacities of the gas, P: pressure

Last Answer : Pressure

While Young's modulus ‘E’ relates to change in length and bulk modulus ‘K’ relates to change in volume, modulus of rigidity ‘G’ relates to change in: A. weight B. density C. shape D. temperature

Description : While Young's modulus ‘E’ relates to change in length and bulk modulus ‘K’ relates to change in volume, modulus of rigidity ‘G’ relates to change in: A. weight B. density C. shape D. temperature

Last Answer : . shape

The unit of bulk modulus of elasticity for a liquid in S.I. unit is (A) N (B) N/m (C) N/m2 (D) N/m3

Description : The unit of bulk modulus of elasticity for a liquid in S.I. unit is (A) N (B) N/m (C) N/m2 (D) N/m3

Last Answer : (C) N/m2

The bulk modulus of elasticity of a liquid (A) Is zero for incompressible liquid (B) Decreases with pressure (C) Is independent of temperature & pressure (D) Increases with pressure

Description : The bulk modulus of elasticity of a liquid (A) Is zero for incompressible liquid (B) Decreases with pressure (C) Is independent of temperature & pressure (D) Increases with pressure

Last Answer : (D) Increases with pressure

For an incompressible fluid, the bulk modulus of elasticity is (A) 5 kg/m3 (B) ∞ N/m2 (C) 1 N (D) 0 N/m

Description : For an incompressible fluid, the bulk modulus of elasticity is (A) 5 kg/m3 (B) ∞ N/m2 (C) 1 N (D) 0 N/m

Last Answer : (B) ∞ N/m2

The strain energy due to volumetric strain (A) Is directly proportional to the volume (B) Is directly proportional to the square of exerted pressure (C) Is inversely proportional to Bulk modulus (D) All the above

Description : The strain energy due to volumetric strain  (A) Is directly proportional to the volume  (B) Is directly proportional to the square of exerted pressure  (C) Is inversely proportional to Bulk modulus  (D) All the above 

Last Answer : (D) All the above 

If E, N, K and 1/m are modulus of elasticity, modulus of rigidity. Bulk modulus and Poisson ratio of the material, the following relationship holds good (A) E = 3K (1 - 2/m) (B) E = 2N (1 + 1/m) (C) (3/2)K (1 - 2/m) = N (1 + 1/m) (D) All the above

Description : If E, N, K and 1/m are modulus of elasticity, modulus of rigidity. Bulk modulus and Poisson ratio of  the material, the following relationship holds good  (A) E = 3K (1 - 2/m)  (B) E = 2N (1 + 1/m)  (C) (3/2)K (1 - 2/m) = N (1 + 1/m)  (D) All the above 

Last Answer : (D) All the above 

For a given material, if E, C, K and m are Young's modulus, shearing modulus, bulk modulus and Poisson ratio, the following relation does not hold good (A) E = 9KC/3K + C (B) E = 2K (1 + 2/m) (C) E = 2C (1 + 1/m) (D) E = 3C (1 - 1/m)

Description : For a given material, if E, C, K and m are Young's modulus, shearing modulus, bulk modulus and Poisson ratio, the following relation does not hold good (A) E = 9KC/3K + C (B) E = 2K (1 + 2/m) (C) E = 2C (1 + 1/m) (D) E = 3C (1 - 1/m)

Last Answer : (C) E = 2C (1 + 1/m)

The dimensional formula of bulk modulus of elasticity is same as that of the (A) Pressure (B) Density (C) Force (D) None of these

Description : The dimensional formula of bulk modulus of elasticity is same as that of the (A) Pressure (B) Density (C) Force (D) None of these

Last Answer : Option A

Bulk modulus of a fluid __________ as the pressure increases. (A) Remain same (B) Decreases (C) Increases (D) None of these

Description : Bulk modulus of a fluid __________ as the pressure increases. (A) Remain same (B) Decreases (C) Increases (D) None of these

Last Answer : Answer: Option C

Whenever a plate is held immersed at some angle with the direction of flow of the liquid, it is subjected to some pressure. The component of this pressure, in the direction of flow of the liquid, is known as (A) Lift (B) Drag (C) Stagnation pressure (D) Bulk modulus

Description : Whenever a plate is held immersed at some angle with the direction of flow of the liquid, it is subjected to some pressure. The component of this pressure, in the direction of flow of the liquid, is known as (A) Lift (B) Drag (C) Stagnation pressure (D) Bulk modulus

Last Answer : Answer: Option B

Bulk modulus of a fluid is the ratio of (A) Shear stress to shear strain (B) Increase in volume to the viscosity of fluid (C) Increase in pressure to the volumetric strain (D) Critical velocity to the viscosity of fluid

Description : Bulk modulus of a fluid is the ratio of (A) Shear stress to shear strain (B) Increase in volume to the viscosity of fluid (C) Increase in pressure to the volumetric strain (D) Critical velocity to the viscosity of fluid

Last Answer : Answer: Option C

The bulk modulus of elasticity (A) Has the dimensions of 1/pressure (B) Increases with pressure (C) Is large when fluid is more compressible (D) Is independent of pressure and viscosity

Description : The bulk modulus of elasticity (A) Has the dimensions of 1/pressure (B) Increases with pressure (C) Is large when fluid is more compressible (D) Is independent of pressure and viscosity

Last Answer : Answer: Option B

bulk modulus of elasticity with increase in pressure (A) Increases (B) Decreases (C) Remain constant (D) Increases first up to certain limit and then decreases

Description : bulk modulus of elasticity with increase in pressure (A) Increases (B) Decreases (C) Remain constant (D) Increases first up to certain limit and then decreases

Last Answer : Answer: Option A

The value of bulk modulus of a fluid is required to determine (A) Reynold's number (B) Froude's number (C) Mach number (D) Euler's number

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A liquid compressed in cylinder has a volume of 0.04 m3 at 50 kg/cm² and a volume of 0.039 m3 at 150 kg/cm². The bulk modulus of elasticity of liquid is (A) 400 kg/cm² (B) 4000 kg/cm² (C) (D)

Description : A liquid compressed in cylinder has a volume of 0.04 m3 at 50 kg/cm² and a volume of 0.039 m3 at 150 kg/cm². The bulk modulus of elasticity of liquid is (A) 400 kg/cm² (B) 4000 kg/cm² (C) (D)

Last Answer : Answer: Option B

The ratio of stress to volumetric strain is called a) Shear Modulus b) Young’s Modulus c) Bulk Modulus d) Modulus of elasticity

Description : The ratio of stress to volumetric strain is called a) Shear Modulus b) Young’s Modulus c) Bulk Modulus d) Modulus of elasticity

Last Answer : c) Bulk Modulus

The ratio of shear stress to shear strain is a) Shear modulus b)Young’s Modulus c) Bulk Modulus d)None of above

Description : The ratio of shear stress to shear strain is a) Shear modulus b)Young’s Modulus c) Bulk Modulus d)None of above

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The ratio of lateral strain to linear strain is called (a) Modulus of Elasticity (b) Modulus of Rigidity (c) Bulk Modulus (d) Poisson’s Ratio

Description : The ratio of lateral strain to linear strain is called (a) Modulus of Elasticity (b) Modulus of Rigidity (c) Bulk Modulus (d) Poisson’s Ratio

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The relationship between Young’s modulus (E), Modulus of rigidity (C) and Bulk modulus (K) is given by a. E=9CK/(C+3K) b. E=9CK/(2C+3K) c. E=9CK/(3C+K) d. E=9CK/(C-3K)

Description : The relationship between Young’s modulus (E), Modulus of rigidity (C) and Bulk modulus (K) is given by a. E=9CK/(C+3K) b. E=9CK/(2C+3K) c. E=9CK/(3C+K) d. E=9CK/(C-3K)

Last Answer : a. E=9CK/(C+3K)

The relationship between Young’s modulus (E), Bulk modulus (K) and Poisson’s ratio (μ) is given by a. E=2K(1-2μ) b. E=3K(1-2μ) c. E=2K(1-2μ) d. E=2K(1-3μ)

Description : The relationship between Young’s modulus (E), Bulk modulus (K) and Poisson’s ratio (μ) is given by a. E=2K(1-2μ) b. E=3K(1-2μ) c. E=2K(1-2μ) d. E=2K(1-3μ)

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Last Answer : d. Normal stress on each face of cube / Volumetric strain

State the relation between Young’s modulus and bulk modulus.

Description : State the relation between Young’s modulus and bulk modulus. 

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Description : Define section modulus and neutral axis.

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Along with the expression define radius of gyration and sectional modulus.

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Giving expression, define shear modulus.

Description : Giving expression, define shear modulus.

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Explain difference between modulus of resilience and modulus of rigidity ?

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Description : The dimensions of modulus of elasticity are a.MLT-2 b.107 dynes c.MLT-1 d.ML-2T-1 e.ML-1T-2

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What is Young’s modulus of a rigid body?

Description : What is Young’s modulus of a rigid body?

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If S is stress, Y is Young’s modulus of material of a wire, the energy stored in the wire per unit volume is (a) 2Y/S (b) S/2Y (c) 2S2Y (d) S2/2Y

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Dimension of modulus of elasticity is (a) ML–2T–2 (b) M–1L–1T–2 (c) ML–1T–2 (d) ML–1T–1

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The modulus of rigidity is the ratio of (1) Longitudinal stress to longitudinal strain (2) Volume stress to volume strain (3) Shearing stress to shearing strain (4) Tensile stress to tensile strain

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What is the difference between proof resilience and modulus of resilience ?

Description : What is the difference between proof resilience and modulus of resilience ?

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Description : What is the SI unit of Young’s modulus of elasticity?

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Description : What is the modulus operator?

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