ONGC Instrumentation Engineering Exam Paper

Will you please provide the question paper of ONGC Instrumentation Engineering Exam ?

[Kiran Chandar]

Here I am providing the list of few questions of ONGC Instrumentation Engineering Exam which you are looking for .

1 . The principles of homogeneity and super-position are applied to :
A. linear time v ariant sy stems
B. non-linear time v ariant sy stems
C. linear time inv ariant sy stems

2. Two point charges Q and -Q are located on two opposite corners of a square as shown in figure. If the
potential at the corner A is taken as 1 V, then the potential at B, the centre of the square will be
1. zero
2. 2 V
3. 1 V
4. 3 V

3. Optocouplers combine
A. SITs and BJTs
B. IGBTs and MOSFETS
C. Power transformers and silicon transistor
D. Infrared light-emitting diode and a silicon phototransistor

4. The difference between the indicated v alue and the true v alue of a quantity is known as
A. Gross error
B. Absolute error
C. Dy namic error
D. Relativ e error

5. Two coils in differential connection have self-inductance of 2 mH and 4 mH and a mutual inductance of
0.1 5 mH. The equiv alent inductance of the combination is
A. 5.7 mH
B. 5.85 mH
C. 6 mH
D. 6.1 5 mH.

D. non-linear time inv ariant sy stems.

6. In a 8085 microprocessor sy stem with memory mapped I / 0,
A. I / 0 dev ices hav e 8-bit addresses
B. I / 0 dev ices are accessed using IN and OUT instructions
C. there can be a max imum of 256 input dev ices and 256 output dev ices.
D. arithmetic and logic operations can be directly performed with the I / 0 data.

7 . A communication satellite is a repeater between
A. a transmitting station and a receiv ing station
B. a transmitting station and many receiv ing stations
C. many transmitting stations and many receiv ing stations
D. none of the above

8. In any transmitting antenna sy stem, efficiency primarily depends upon
A. ohmic losses of v arious conductors
B. radiation resistance
C. ground conductiv ity
D. atmospheric conditions.

9. An instruction used to set the carry Flag in a computer can be classified as
A. data transfer
B. arithmetic
C. logical
D. program control

1 0. The binary representation of 5.37 5 is
A. 1 1 1 .1 01 1
B. 1 01 .1 1 01
C. 1 01 .01 1
D. 1 1 1 .001

1 1 . Dislocations in materials are
A. point defect
B. line defect
C. planer defect
D. surface defects.

1 2. In TV sy stem, v ertical pulses are separated out from horizontal pulses by the use of
A. integrator
B. differentiator
C. sweep credit
D. sy nc separator.

1 3. Frequency in the UHF range propagate by means of
A. Ground wav es
B. Sky wav es
C. Surface wav es
D. Space wav es.

1 4. 200 MHz may be classified as
A. VHF
B. SHF
C. UHF
D. EHF

1 5. The transistor shown in figure below, is biased
1. at cut-off
2. at saturation
3. well into saturation
4. well into cut-off