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Test: Viscosity - Mechanical Engineering MCQ
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10 Questions MCQ Test Design of Machine Elements - Test: Viscosity
Test: Viscosity for Mechanical Engineering 2024 is part of Design of Machine Elements preparation. The Test: Viscosity questions and answers have been
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Test: Viscosity - Question 1
Viscosity is defined as the external resistance offered by a fluid to change its shape or relative motion of its parts.
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Test: Viscosity - Question 2
Stream line flow happens when intermediate layers move with velocities proportional to the square of distance from the stationary plate.
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Test: Viscosity - Question 3
Newton law of viscosity states that shear stress is proportional to rate of shear at any point in the fluid.
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Test: Viscosity - Question 5
Viscosity of lubricating oil decrease with increasing temperature.
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Test: Viscosity - Question 6
Which of the following lubricant has least rate of change of viscosity w.r.t temperature.
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Test: Viscosity - Question 8
In hydrodynamic lubrication, film thickness remains unaffected by change in speeds.
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Test: Viscosity - Question 9
For a hydrostatic thrust bearing,
Thrust load=450kN, shaft speed=730rpm, shaft diameter=450mm, recess diameter=310mm, film thickness=0.15mm, viscosity of lubricant=160SUS and specific gravity=0.86.
Calculate supply pressure
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Test: Viscosity - Question 10
For a hydrostatic thrust bearing,
Thrust load=450kN, shaft speed=730rpm, shaft diameter=450mm, recess diameter=310mm, film thickness=0.15mm, viscosity of lubricant=160SUS and specific gravity=0.86.
Calculate flow requirement
Detailed Solution for Test: Viscosity - Question 10
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