# Applied Mechanics Universities Past Papers

Past Guess Paper of Applied Mechanics.

## Guess Paper 1 : Antenna & Wave Propagation Past Papers

University Name – Confidential

NOTE: Q.1 is compulsory, attempt any four questions from the remaining. All questions carry equal marks. Phones and other Electronic Gadgets are not allowed.

Time Allowed: 3 hours

Examination:   Final, Fall – 2020

Total Marks:    70, Passing Marks (35)

Q.1      True/False              Marks (14)

1. Mass does not help motion.
2. The two-dimensional size of a shape or a surface is its area.
3. The distributed force is that whose place of application is not its point.
4. The moment of a couple is known as torque.
5. Kinematics deals with only the effect of force.
6. When we hit a hockey stick, we give it an impulse.
7. The recoil of a gun is an example of conservation of momentum.

Q.2      State with a neat sketch Parallelogram Law of Forces.                                   Marks (14)

Q.3      Find the magnitude and the direction of the resultant of two forces 40 N and 60 N acting at a point with an inclined angle of 400 between them. The force of 60 N is horizontal.     Marks(14)

Q.4      State and Prove Varignon Theorem for bodied under equilibrium conditions.                   Marks (14)

Q.5      Explain the graphical method for finding the resultant of parallel forces.               Marks (14)

Q.6      A man and a boy carry a weight of 300 N between them by means of uniform pole 2 m long and weighing 100 N. Where must the weight be placed so that the man may bear twice as much of the weight as that of the boy?   Marks (14)

Q.7      Define the term Limiting fraction.                                                                                      Marks (14)

Q.8      Write a short note on any two of the following:          Marks (7,7)

1. Angle of Repose
2. Impulse and Impulse Force
3. Properties of Couple

## Guess Paper 2 : Antenna & Wave Propagation Past Papers

University Name – Confidential

NOTE: Q.1 is compulsory, attempt any four questions from the remaining. All questions carry equal marks. Phones and other Electronic Gadgets are not allowed.

Time Allowed: 3 hours

Examination:   Final, Spring – 2020

Total Marks:    70, Passing Marks (35)

Q.1 True/False Marks (14)
a. The resistance to change in shape, exerted by the material of body is an external force.
b. The forces whose lines of action lie in the same plane and are meeting at one point, are known as coplanar
concurrent forces system.
c., Various planets including sun are considered as Particles while studying the planetary motion. .
d. While studying the planetary motion, sun and planets are considered as Particles.
e. Dynamics deals with only the behavior of a certain force.
f. When we hit an object, we basically give it an impulse.
g. The resistance to deformation or change of shape, exerted by the material of body is called an external force.

Q.2 State with a neat sketch Parallelogram Law of Forces. Marks (14)

Q.3 What is a ‘frictional force’. Briefly state how is friction both desirable and undesirable in
Engineering applications ? Marks (14)

Q.4 State and Prove Varignon Theorem for bodied under equilibrium conditions. Marks (14)

Q.5 Define term Moment. Also explain various effects of clockwise and anti clock wise moments. Marks (14)

Q.6 A man and a body carries a weight of 250 N between them by means of uniform pole 1.7 meters
long and weighing 90 N. Where must the weight be placed so that the man may bear twice as much
of the weight as that of the boy ? Marks (14)

Q.7 Explain with a neat sketch Parallelogram Law of Forces. Marks (14)

Q.8 Write short note on any two of the following: Marks (7,7)
a. Linear and Angular Velocity
b. Coefficient of Friction
c. Friction and Its Types

## Guess Paper 3 : Antenna & Wave Propagation Past Papers

University Name – Confidential

NOTE: Q.1 is compulsory, attempt any four questions from the remaining. All questions carry equal marks. Phones and other Electronic Gadgets are not allowed.

Time Allowed: 3 hours

Examination:   Final, Fall – 2020

Total Marks:    70, Passing Marks (35)

Q.1 True/False Marks (14)

a. Mass helps motion.
b. Velocity is vector quantity.
c., A force system is the collection of forces acting on a body in one or more planes. .
d. Moment is the rotational tendency of a force.
e. Weight is the force of attraction between the body and earth.
f. Recoil of a gun is an example of conservation of momentum.
g. An active force is one which causes a body to move or change its shape.

Q.2 Analyze various forces that develops when a body is moved on an inclined plane
with a certain angle. Marks (14)

Q.3 How are the force classified. Define a force system. Name the different force system. Marks (14)

Q.4 State the characteristics of frictional force. . Marks (14)

Q.5 What is a machine. State its features. Marks (14)

Q.6 A man and a body carries a weight of 300 N between them by means of uniform pole 2 meters
long and weighing 120 N. Where must the weight be placed so that the man may bear twice as much
of the weight as that of the boy ? Marks (14)

Q.7 Find the magnitude and the direction of the resultant of two forces 40 N and 60 N acting at a point
with an inclined angle of 400 between them. The force of 60 N being horizontal. Marks (14)

Q.8 Write short note on any two of the following: Marks (7,7)
a. Angle of Friction
b. Difference between mass and acceleration
c. Composition of forces Prof.Fazal Rehman Shamil (Available for Professional Discussions)
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