Machine Design MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Machine Design, a fundamental topic in the field of Mechanical Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Machine Design MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Machine Design mcq questions that explore various aspects of Machine Design problems. Each MCQ is crafted to challenge your understanding of Machine Design principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Mechanical Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Machine Design MCQs are your pathway to success in mastering this essential Mechanical Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Machine Design. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Machine Design knowledge to the test? Let's get started with our carefully curated MCQs!

Machine Design MCQs | Page 23 of 56

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Q221.
When a helical compression spring is cut into halves, the stiffness of the resulting spring will be

a.

same

b.

double

c.

one-half

d.

one-fourth

Discuss
Answer: (b).double
Q222.
The transverse fillet welded joints are designed for

a.

tensile strength

b.

compressive strength

c.

bending strength

d.

shear strength

Discuss
Answer: (a).tensile strength
Q223.
The centrifugal tension in the belt

a.

increases the power transmitted

b.

decreases the power transmitted

c.

has no effect on the power transmitted

d.

is equal to maximum tension on the belt

Discuss
Answer: (c).has no effect on the power transmitted
Q224.
According to Clavarino's equation, the thickness of a cylinder is equal to (where d = Inner diameter of cylinder, p = Internal pressure, and ฮผ = Poisson's ratio. )

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (a).A
Q225.
When an open coiled helical compression spring is subjected to an axial load (W), the compression produced in the spring will be (where n = No. of active turns of the spring, and G = Modulus of rigidity for the spring material)

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (c).C
Q226.
In second type of levers,

a.

load is in between the fulcrum and effort

b.

effort is in between the fulcrum and load

c.

fulcrum is in between the load and effort

d.

none of these

Discuss
Answer: (a).load is in between the fulcrum and effort
Q227.
Soderberg relation is based on __________ of the material whereas all other failure relation for dynamic loading are based on ultimate strength of the material.

a.

elastic strength

b.

yield strength

c.

shear strength

d.

None of these

Discuss
Answer: (b).yield strength
Q228.
In a flange coupling, the flanges are coupled together by means of

a.

bolts and nuts

b.

studs

c.

headless taper bolts

d.

none of these

Discuss
Answer: (a).bolts and nuts
Q229.
A transmission shaft includes

a.

counter shaft

b.

line shaft

c.

over head shaft

d.

all of these

Discuss
Answer: (d).all of these
Q230.
According to I.B.R., shearing resistance required to shear off the rivet per pitch length (in double shear) is (where n = Number of rivets per pitch length)

a.

d2 x ฯ„ x n

b.

1.875 x d2 x ฯ„ x n

c.

2 x d2 x ฯ„ x n

d.

3 x d2x ฯ„ x n

Discuss
Answer: (b).1.875 x d2 x ฯ„ x n
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