IOCL Junior Engineer Assistant Previous Paper

From where I can get Indian Oil Corporation Limited (IOCL) Junior Engineer Assistant model Previous Paper???

[Arun Vats]

Here I am giving Indian Oil Corporation Limited (IOCL) Junior Engineer Assistant model question Paper:

Aptitude
1) A farmer used 1034 acres of land for growing rice, wheat and corn in the ratio of 5:2:4 respectively. How many acres
were used for growing corn?
A) 188 acres B) 258 acres C) 376 acres D) 470 acres

2) How many times should the keys of a keyboard be pressed in order to type the first 300 counting numbers? (i.e. to
type 1, 2, 3 ... 300)
A) 362 B) 1448 C) 1504 D) 792

3) The more she learnt _______ the American Civil War, the more fascinated she became.
A) About B) From C) Off D) With

Instrumentation Engineering
4) The effect of atmospheric noise is most significant in which of the following ranges?
A) Below 30MHz B) From 30MHz to 300MHz
C) From 300MHz to 3000 MHz D) Above 3000 MHz

5) Unity feedback closed loop second order system has a transfer function 81/(s2+0.6s+9) and is excited by a step
input of 10 units. What is the steady state error of the output?
A) 10 B) 0 C) 1 D) 0.1

6) Consider the analog signal xa(t)=3cos50ðt+10sin300ðt-cos100ðt. What is the value of Fn?
A) Fn=300Hz B) Fn=400Hz C) Fn=100Hz D) Fn=200Hz