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GATE 2022 Rapid Revision Quiz 17

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Question 1

Crossed helical gears are suitable for

Question 2

Which of the following casting process is not a temporary moulding process

Question 3

During solidification of a pure molten metal, the grains in the casting near the mould wall are _______.

Question 4

A smaller sphere (1) of radius 50 mm is inside a larger sphere (2) of radius 100 mm. What will be the value of the radiation shape factor F₂₂:

Question 5

Which micro-structure γ-Austenite has ______.

Question 6

If the thickness of thermal Boundary is more than that hydrodynamic boundary layer, then

Where Pr = Prandtl Number

Question 7

If stream function (Ψ) satisfies the Laplace equation, it is a possible case of

Question 8

Newton’s second law of motion in differential form is________.

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