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MCQs: What is critical heat flux in boiling heat transfer process?
Category: Mechanical Engineering Questions, Published by: teswesm
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MCQs: Consider the heat is transferred through a wall of surface area A and thickness t at the rate of q, what is the thermal resistance of the system? The thermal conductivity of the wall is k and the heat is transferred normal to the surface area A.
Category: Mechanical Engineering Questions, Published by: teswesm
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MCQs: The potential difference in an electrical system, is analogously considered as
Category: Mechanical Engineering Questions, Published by: teswesm
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MCQs: What is the correct formula for the rate of heat transfer (q) through a plane wall of thickness l and surface are A, when temperature difference between two surfaces is ΔT ? The thermal conductivity is k.
Category: Mechanical Engineering Questions, Published by: teswesm
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MCQs: Thermal conductivity of the same material varies with
Category: Mechanical Engineering Questions, Published by: teswesm
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MCQs: How does the thermal conductivity of a material change with respect to change in temperature of the same material?
Category: Mechanical Engineering Questions, Published by: teswesm
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MCQs: What does a composite wall mean?
Category: Mechanical Engineering Questions, Published by: teswesm
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MCQs: When a composite wall of three layers in series having thermal resistances R1, R2 and R3 respectively, the heat transfer takes place normal to the surface of the layers. How is the total thermal resistance of the composite system calculated?
Category: Mechanical Engineering Questions, Published by: teswesm
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MCQs: Why is the Buckingham π–Theorem used?
Category: Mechanical Engineering Questions, Published by: teswesm
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MCQs: According to the Buckingham π–Theorem, the number of independent dimensionless groups, formed by combining the physical variables of a problem, is equal to
Category: Mechanical Engineering Questions, Published by: teswesm
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MCQs: Which of the following dimensions is/are primary dimension/s?
Category: Mechanical Engineering Questions, Published by: teswesm
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MCQs: What is the formula for Reynolds number (Re)? Where, ρ = density of the fluid μ = viscosity of the fluid D = tube diameter through which fluid is flowing v = velocity of the fluid
Category: Mechanical Engineering Questions, Published by: teswesm
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MCQs: The principle of similarity or model law states that
Category: Mechanical Engineering Questions, Published by: teswesm
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MCQs: Prandtl number is the ratio of
Category: Mechanical Engineering Questions, Published by: teswesm
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MCQs: Wien's displacement law gives the relationship between
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MCQs: What is a gray body?
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MCQs: The emissive power of gray body is
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MCQs: What is the intensity of radiation (I)?
Category: Mechanical Engineering Questions, Published by: teswesm
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MCQs: What is solid angle?
Category: Mechanical Engineering Questions, Published by: teswesm
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MCQs: The radiation heat exchange between two bodies depends upon
Category: Mechanical Engineering Questions, Published by: teswesm
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