Applied Mechanics MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Applied Mechanics, a fundamental topic in the field of Civil Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Applied Mechanics 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 Applied Mechanics mcq questions that explore various aspects of Applied Mechanics problems. Each MCQ is crafted to challenge your understanding of Applied Mechanics principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Civil Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Applied Mechanics MCQs are your pathway to success in mastering this essential Civil Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Applied Mechanics. 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 Applied Mechanics knowledge to the test? Let's get started with our carefully curated MCQs!

Applied Mechanics MCQs | Page 19 of 26

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Q181.
One half of a vibration of a body, is called

a.

period time

b.

oscillation

c.

beat

d.

amplitude.

Discuss
Answer: (c).beat
Q182.
On a ladder resisting on a smooth ground and leaning against a rough vertical wall, the force of friction acts

a.

towards the wall at its upper end

b.

away from the wall at its upper end

c.

upwards at its upper end

d.

downwards at its upper end

Discuss
Answer: (c).upwards at its upper end
Q183.
The acceleration of a particle moving along the circumference of a circle with a uniform speed, is directed

a.

radially

b.

tangentially at that point

c.

away from the centre

d.

towards the centre.

Discuss
Answer: (b).tangentially at that point
Q184.
From the circular plate of a diameter 6 cm is cut out a circular plate whose diameter is equal to radius of the plate. The c.g. of the remainder shifts from the original position through

a.

0.25 cm

b.

0.50 cm

c.

0.75 cm

d.

1.00 cm.

Discuss
Answer: (b).0.50 cm
Q185.
A glass ball is shot to hit a wall from a point on a smooth floor. If the ball returns back to the point of projection in twice the time taken in reaching the wall, the coefficient of restitution between the glass ball and the wall is

a.

0.25

b.

0.33

c.

0.40

d.

0.50

Discuss
Answer: (d).0.50
Q186.
Kinetic friction may be defined as

a.

friction force acting when the body is just about to move

b.

friction force acting when the body is in motion

c.

angle between normal reaction and resultant of normal reaction and limiting friction

d.

ratio of limiting friction and normal reaction.

Discuss
Answer: (b).friction force acting when the body is in motion
Q187.
ฯ‰ rad/sec is the angular velocity of a crank whose radius is r. If it makes ฮธ° with inner dead centre and obliquity of the connecting rod l is ฯ†, the velocity v of the piston, is given by the equation

a.

ฯ‰²(l cos ฯ† + r sin ฯ† tan ฮธ)

b.

ฯ‰²(l sin ฯ† + r cos ฯ† tan ฮธ)

c.

ฯ‰(l sin ฯ† + r cos ฯ† tan ฮธ)

d.

ฯ‰²(l sin ฯ† - r cos ฮธ tan ฯ†).

Discuss
Answer: (c).ฯ‰(l sin ฯ† + r cos ฯ† tan ฮธ)
Q188.
According to Kennedy's theorem, if three bodies have plane motions, their instantaneous centres lie on

a.

a point

b.

a straight line

c.

two straight lines

d.

a triangle.

Discuss
Answer: (b).a straight line
Q189.
A ball of mass 250 g moving on a smooth horizontal table with a velocity of 10 m/sec hits an identical stationary ball B on the table. If the impact is perfectly plastic, the velocity of the ball B just after impact would be

a.

zero

b.

5 m/sec

c.

10 m/sec

d.

none of these.

Discuss
Answer: (a).zero
Q190.
If two forces each equal to T in magnitude act at right angles, their effect may be neutralised by a third force acting along their bisector in opposite direction whose magnitude will be

a.

2 T

b.

1/2 T

c.

โˆš2 T

d.

3 T

Discuss
Answer: (c).โˆš2 T
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