wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

Engineering Physics Quiz

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

The unit of moment of inertia is

a)

kg/m

b)

kg-m2

c)

m4

d)

m3

2.

The M.I. of circular disc about an axis through its centre perpendicular to its plane, is

a)

MR3/4

b)

R4/12

c)

MR2/2

d)

M R4/8

3.

Moment of inertia is a scalar quantity

a)

Scalar quantity

b)

Vector quantity

c)

Optical quantity

d)

Magnetic quantity

4.

Moment of inertia of a circular disc about its diameter

a)

MR2 /4

b)

MR4/2

c)

2/5 MR2

d)

2/4 MR2

5.

Moment of inertia of circular disc about a tangent

a)

MR2

b)

2/3 MR2

c)

MR4/2

d)

5/4 MR2

6.

The moment of inertia of the solid cylinder about its axis of symmetry is

a)

Mr2/2

b)

Mr2

c)

2/3 Mr2

d)

2/5 Mr2

7.

The moment of inertia of a solid cylinder about the axis passing through its centre and perpendicular to its own axis of symmetry is

a)

𝑀 (𝑅2/ 4 + 𝑙2/ 12)

b)

𝑀 (𝑅2/ 4)

c)

𝑀 (𝑅2/ 8 + 𝑙2/ 2)

d)

𝑀 (𝑅2/ 4 + 𝑙2/ 8)

8.

The formula of radius of gyration

a)

k2 = I/M

b)

k2 = I2/M

c)

k2 = I2/M2

d)

k2 = (I/M)1/2

9.

The unit of radius of gyration?

a)

m4

b)

m

c)

N

d)

m2

10.

Moment of inertia of a diatomic molecule about an axis passing through the centre of the diatomic molecule and perpendicular to bond length is

a)

product of mass of molecule

b)

sum of mass of molecule and square of bond length

c)

product of mass of molecule and square of bond length.

d)

square of bond length

11.

The atmosphere around the earth is held by

a)

Gravity

b)

Winds

c)

Clouds

d)

Water

12.

Which of the following is Newton's Law on Gravitation?

a)

F=Gm1m2/r

b)

F = Gm1m2/r2

c)

F = Gm1m2/2r

d)

F = m1m2/2r

13.

What states that "every object in the universe attracts every other object"?

a)

Law of Universal Gravitation

b)

Newton's First Law of Motion

c)

Newton's second law

d)

Inertia & gravity

14.

Vehicles are made heavy at the base in order to

a)

decrease center of gravity

b)

increase center of gravity

c)

decrease weight

d)

increase weight

15.

If the force is applied at the center of mass then torque is

a)

maximum

b)

zero

c)

1

d)

infinity

16.

Point where force causes system to move without rotation is

a)

center of mass

b)

mid point of body

c)

edge of the body

d)

right of the body

17.

Which component of linear momentum does not contribute to angular momentum

a)

Horizontal component

b)

Vertical component

c)

Radial component

d)

Tangential component

18.

A stone is just released from the window of a train moving along a horizontal straight track. The stone will hit the ground following

a)

Hyperbolic path

b)

Straight path

c)

Circular path

d)

Parabolic path

19.

The motion of the rocket is based on

a)

Mass

b)

Linear Momentum

c)

Kinetic Energy

d)

Angular Momentum

20.

The law of conservation of momentum states that the sum of momenta of two objects before collision is equal to the sum of momenta after the collision provided that ______

a)

No internal unbalanced force acts on them.

b)

No external unbalanced force acts on them.

c)

No external balanced force acts on them.

d)

No internal balanced force acts on them.