DAE PHY 132 Chapter 4 MCQs

DAE | PHY-132

APPLIED PHYSICS 

CHAPTER : 04

DIPLOMA OF ASSOCIATE ENGINEERING

EXAM PRAPARATION

COMMON WITH:

DAE IN COMPUTER INFORMATION TECHNOLOGY

MULTIPLE CHOICE QUESTION

Chapter:04 (Torque, Equilibrium And Rotational Inertia)

Question 1:

Torque is the product of

Mass and acceleration Force and mass Mass and velocity Force and vertical distance of force from axis of rotation

Question 2:

The relation between linear and angular acceleration is

\(a = {\frac{1}{a}}\) \(α = ar\) \(a = rα\) \(a = {{α}^2}\)

Question 3:

One revolution is equal to

\(360^0\) \(180^0\) \(90^0\) \(270^0\)

Question 4:

The unit of angular velocity is

m/sec rad/sec meter radian

Question 5:

The conditions of equilibrium are

One Two Three Four

Question 6:

Torque has maximum value if angle between r and F is

\(0^0\) \(30^0\) \(45^0\) \(90^0\)

Question 7:

Torque has zero value if angle between F and r is

\(0^0\) \(45^0\) \(60^0\) \(90^0\)

Question 8:

The centre of gravity of a body is

The centre of the body The point at which the mass of the body acts The point at which the whole weight of the body acts None of these

Question 9:

The point at which an applied force produces a linear acceleration but no rotation is called

Centre of body Centre of mass Weight of body Fulcrum

Question 10:

A body will be in translational equilibrium, if

\(∑\vec{F} = 0\) \(∑\vec{P} = 0\) \(∑\vec{L} = 0\) \(∑\vec{𝜏} = 0\)

Question 11:

A body will be in rotational equilibrium, if

\(∑\vec{L} = 0\) \(∑\vec{P} = 0\) \(∑\vec{F} = 0\) \(∑\vec{𝜏} = 0\)

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INSTRUCTOR

MUHAMMAD BIN JAMEEL

BSC ENGG. CIVIL