GATE (Graduate Aptitude Test in Engineering) Mechanical Engineering: Questions 37 - 41 of 170

Access detailed explanations (illustrated with images and videos) to 170 questions. Access all new questions- tracking exam pattern and syllabus. View the complete topic-wise distribution of questions. Unlimited Access, Unlimited Time, on Unlimited Devices!

View Sample Explanation or View Features.

Rs. 150.00 -OR-

How to register? Already Subscribed?

Question 37

Question

MCQ▾

The Necessary and sufficient condition for bodies in floatation to be in stable equilibrium is the center of gravity is located below the

Choices

Choice (4)Response

a.

Metacenter

b.

Centroid

c.

Centre of gravity

d.

Epicenter

Question 38

Appeared in Year: 2012

Question

MCQ▾

In sand casting, fluidity of the molten metal increases with

Choices

Choice (4)Response

a.

increase in degree of superheat

b.

decrease in pouring rate

c.

increase in thermal conductivity of the mould

d.

increase in sand grain size

Question 39

Appeared in Year: 1995

Question

MCQ▾

The manufacturing area of a plat is divided into four quadrants. Four machines have to be located, one in each quadrant. The total number of possible layouts is:

Choices

Choice (4)Response

a.

4

b.

24

c.

16

d.

8

Question 40

Appeared in Year: 1992

Question

MCQ▾

In a green sand moulding process, uniform ramming leads to

Choices

Choice (4)Response

a.

Less sand expansion type of casting defect

b.

Uniform flow of molten metal into the mould cavity

c.

Less chance of gas porosity

d.

Greater dimensional stability of the casting

Question 41

Appeared in Year: 1997

Question

MCQ▾

Inter electrode gap in ECG is controlled by

Choices

Choice (4)Response

a.

Controlling the size of diamond particle in the wheel

b.

Controlling the pressure of electrolyte flow

c.

Controlling the texture of the work piece

d.

Controlling the applied static load

Developed by: