Indian Oil placement exam Mechanical paper

Will you please provide me the Indian Oil placement exam Mechanical paper????????

[Arvind Kumar]

As per your request here I am sharing the Indian Oil placement exam Mechanical paper:

Q.1 the two windings of a transformer is
(A) conductively linked.
(B) Inductively linked.
(C) Not linked at all.
(D) Electrically linked.
Ans: B

Ques.2)what are two purposes for segmentation with a bridge?

1) To add more broadcast domains.
2) To create more collision domains.
3) To add more bandwidth for users.
4) To allow more broadcasts for users.
A.1 only
B.2 and 3
C.2 and 4
D.4 only
Answer: Option C

Ques.3) a salient pole synchronous motor is running at no load. Its field current is switched off. The motor will
(A) come to stop.
(B) Continue to run at synchronous speed.
(C) Continue to run at a speed slightly more than the synchronous speed.
(D) Continue to run at a speed slightly less than the synchronous speed.
Ans: B

Ques. 4) In a stepper motor the angular displacement
(A) can be precisely controlled.
(B) It cannot be readily interfaced with micro computer based controller.
(C) The angular displacement cannot be precisely controlled.
(D) It cannot be used for positioning of work tables and tools in NC machines.
Ans: A

Ques. 5) in a D.C. machine, the armature MMF is
(A) stationary w.r.t. armature.
(B) Rotating w.r.t. field.
(C) Stationary w.r.t. field.
(D) Rotating w.r.t. brushes.
Ans: C

Ques. 6) Out of the following methods of heating the one which is independent of supply frequency is
(A) electric arc heating
(B) induction heating
(C) electric resistance heating
(D) dielectric heating
Ans: C

Ques. 7) when a synchronous motor is running at synchronous speed, the damper winding produces
(A) damping torque.
(B) eddy current torque.
(C) torque aiding the developed torque.
(D) no torque.
Ans: D

Ques. 8) A salient pole synchronous motor is running at no load. Its field current is switched off. The motor will
(A) come to stop.
(B) Continue to run at synchronous speed.
(C) Continue to run at a speed slightly more than the synchronous speed.
(D) Continue to run at a speed slightly less than the synchronous speed.
Ans: B

Ques. 9) when a synchronous motor is running at synchronous speed, the damper winding produces
(A) damping torque.
(B) eddy current torque.
(C) torque aiding the developed torque.
(D) no torque.
Ans: D

Ques.10) The relative speed between the magnetic fields of stator and rotor under steady state operation is zero for a
(A) dc machine.
(B) 3 phase induction machine.
(C) synchronous machine.
(D) single phase induction machine.
Ans: all options are correct