GATE ME topic:manufacturing PYQs & Answers — Page 31

Questions 301–310 of 1040. Imported answers require independent review unless marked reviewed.

Topic practice 1040 questionsPage 31 of 104

In a linear programming problem, if a resource is not fully utilized, the shadow price of that resource is

Your answerChoose one option.

positive

negative

zero

infinity

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Match the additive manufacturing technique in Column I with its corresponding input material in Column II.

Column I: Additive manufacturing technique	Column II: Input material
P — Fused deposition modeling	1 — Photo sensitive liquid resin
Q — Laminated object manufacturing	2 — Heat fuse powder
R — Selective laser sintering	3 — Filament of polymer
	4 — Sheet of thermoplastic or green compacted metal sheet

Your answerChoose one option.

P-3, Q-4, R-2

P-1, Q-2, R-4

P-2, Q-3, R-1

P-4, Q-1, R-4

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Which one of the following is NOT a form of inventory?

Your answerChoose one option.

Raw materials

Work-in-process materials

Finished goods

CNC Milling Machines

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Which one of the following CANNOT impart linear motion in a CNC machine?

Your answerChoose one option.

Linear motor

Ball screw

Lead screw

Chain and sprocket

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

The Clausius inequality holds good for

Your answerChoose one option.

any process

any cycle

only reversible process

only reversible cycle

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Which one of the following is an intensive property of a thermodynamic system?

Your answerChoose one option.

Mass

Density

Energy

Volume

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

A tiny temperature probe is fully immersed in a flowing fluid and is moving with zero relative velocity with respect to the fluid. The velocity field in the fluid is

, and the temperature field in the fluid is

, where

and

are the spatial coordinates, and

is the time. The time rate of change of temperature recorded by the probe at

is ______.

Your answerChoose one option.

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Consider a steady flow through a horizontal divergent channel, as shown in the figure, with supersonic flow at the inlet. The direction of flow is from left to right.

Diagram for Mechanical Engineering question 24

Pressure at location B is observed to be higher than that at an upstream location A. Which among the following options can be the reason?

Your answerChoose one option.

Since volume flow rate is constant, velocity at B is lower than velocity at A

Normal shock

Viscous effect

Boundary layer separation

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

In the following two-dimensional momentum equation for natural convection over a surface immersed in a quiescent fluid at temperature

(

is the gravitational acceleration,

is the volumetric thermal expansion coefficient,

is the kinematic viscosity,

and

are the velocities in

and

directions, respectively, and

is the temperature)

the term

represents

Your answerChoose one option.

Ratio of inertial force to viscous force.

Ratio of buoyancy force to viscous force.

Viscous force per unit mass.

Buoyancy force per unit mass.

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Which of the following non-dimensional terms is an estimate of Nusselt number?

Your answerChoose one option.

Ratio of internal thermal resistance of a solid to the boundary layer thermal resistance

Ratio of the rate at which internal energy is added to the rate of conduction heat transfer

Non-dimensional temperature gradient

Non-dimensional velocity gradient multiplied by Prandtl number

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

GATE ME topic:manufacturing PYQs

Question 21

Question 21

Question 22

Question 22

Question 23

Question 23

Question 24

Question 24

Question 25

Question 25