Q.1
Which of the following is incorrect regarding inertia force?
  • a) Imaginary force
  • b) Acts upon a rigid body
  • c) Brings the body to equilibrium
  • d) Same direction as of accelerating force
Q.2
Inertia torque acts in the same direction as the accelerating couple?
  • a) True
  • b) False
Q.3
If a force has a line of action at a distance h from the centre of gravity, then the value of h is given by _____
  • a) I. α/F
  • b) I. α/m.g
  • c) I/m.k
  • d) m.k/I
Q.4
D-Alembert’s principle is used for which of the following?
  • a) Change static problem into a dynamic problem
  • b) Change dynamic problem to static problem
  • c) To calculate moment of inertia of rigid bodies
  • d) To calculate angular momentum of a system of masses
Q.5
In the expression F – m.a =the term – m.a is called _______
  • a) Reversed effective force
  • b) Net force
  • c) Coriolis force
  • d) Resultant force
Q.6
Why the inertia torque acts in the opposite direction to the accelerating couple?
  • a) Bring the body in equilibrium
  • b) To reduce the accelerating torque
  • c) Acts as a constraint torque
  • d) Increase the linear acceleration
Q.7
A body remains in equilibrium if ________
  • a) Inertia force is applied in the same direction to the resultant force
  • b) Inertia force is applied in the direction opposite to the resultant force
  • c) Inertia force is applied in the direction Perpendicular to the resultant force
  • d) Inertia force is applied in the direction Parallel to the resultant force
Q.8
Inertia force and the reversed effective force are the same.
  • a) True
  • b) False
Q.9
In the following picture the G is the center of gravity, the quantity h is known as the “offset”. I is the moment of inertia and k is the radius of gyration. Offset’s value is given by?
  • a) I.α/F
  • b) I.α/m.g
  • c) I/m.k
  • d) m.k/I
Q.10
Considering a four bar chain with each link having linear and angular acceleration, applying D-Alembert’s principle will never result in which of the following member?
  • a) 2- force member
  • b) 3- force member
  • c) 4 – force member
  • d) Non accelerating member
0 h : 0 m : 1 s