Measurement 1(TTA)
. INSTRUCTIONS
1. NUMBER OF QUESTIONS 25
2. HAS A TIME LIMIT OF 15 MINUTES
3. HAS A PASS MARKS OF 30%
4. QUESTIONS PER PAGE 1
5. EACH QUESTIONS HAS 1 MARKS
6. NEGATIVE MARKING FOR EACH QUESTIONS 0.25
7. WILL ALLOW TO YOU GO BACK ,SKIP AND CHANGE YOUR ANSWERS
8. WILL ALLOW TO YOU PRINT OUT YOUR RESULT AND CERTIFICATE
9. WILL ALLOW TO YOU PRINT OUT YOURS RESPONSE SHEET WITH CORRECT ANSWER KEY AND EXPLANATION
10. WE WILL PROVIDE YOURS RESULT,CERTIFICATE AND YOUR RESPONSE SHEET TO YOURS EMAIL ID AT END OF ONLINE TEST
- 1.
Insulation resistance is measured by?
- A.
Ohm meter
- B.
megger
- C.
strain guage
- D.
watt meter
Correct Answer
B. megger -
- 2.
DC potentiometer in an instrument to measure
- A.
unknown emf
- B.
large voltages
- C.
Large power
- D.
direct current
Correct Answer
A. unknown emf -
- 3.
Ohm meter is
- A.
A meter to record ohm
- B.
used to measure resistance
- C.
Combination of ohm & meter
- D.
an indicating instrument
Correct Answer
B. used to measure resistance -
- 4.
Volt meter resistivity is defined as
- A.
Reciprocal of full scale deflection
- B.
volts/ohm
- C.
Ohm/volt
- D.
A&c
Correct Answer
D. A&c -
- 5.
Volt meter sensitivity is defined as
- A.
Reciprocal of full scale deflection
- B.
volts/ohm
- C.
Ohm/volt
- D.
A&c
Correct Answer
C. Ohm/volt -
- 6.
The parallax & approximation errors are nil in
- A.
DVM
- B.
AVM
- C.
AM
- D.
Non of above
Correct Answer
A. DVM -
- 7.
.A CRO can be used to measure
- A.
Voltage
- B.
Waveform
- C.
Frequency
- D.
All above
Correct Answer
D. All above -
- 8.
The o/p of a schmitt trigger is
- A.
sinusoidal wave
- B.
parabolic
- C.
direct current
- D.
Square wave
Correct Answer
D. Square wave -
- 9.
Hall effect transducers are used for measuring
- A.
magnetic field
- B.
current
- C.
pressure
- D.
Electric field
Correct Answer
A. magnetic field -
- 10.
.Induction watt meter can be used to measure
- A.
Ac power
- B.
Dc power
- C.
Ac & dc
- D.
None of above
Correct Answer
A. Ac power -
- 11.
An ohm meter is basically
- A.
Ammeter
- B.
volt meter
- C.
multimeter
- D.
none
Correct Answer
C. multimeter -
- 12.
Integrating meters are used to measure
- A.
Voltage
- B.
Current
- C.
Phage
- D.
Energy
Correct Answer
D. Energy -
- 13.
.How many coils are required in the megger
- A.
One
- B.
Two
- C.
Four
- D.
Five
Correct Answer
B. Two -
- 14.
Measuring range of a voltmeter can be extended by
- A.
high shunt resistance
- B.
high series resistance
- C.
low shunt resistance
- D.
low series resistance
Correct Answer
B. high series resistance -
- 15.
.In measuring system which of the following static characteristics are desirable
- A.
accuracy
- B.
sensitivity
- C.
reproducibility
- D.
None
Correct Answer
B. sensitivity -
- 16.
Electrostatic instruments are primarily used as
- A.
ammeters
- B.
volt meters
- C.
watt meters
- D.
Ohm meters
Correct Answer
B. volt meters -
- 17.
Frequency can be measured by
- A.
Maxwell bridge
- B.
scheming bridge
- C.
Campbell bridge
- D.
wens bridge
Correct Answer
D. wens bridge -
- 18.
.The displacement can be measured by
- A.
RTD
- B.
thermistor
- C.
megger
- D.
LVDT
Correct Answer
D. LVDT -
- 19.
In electronic voltmeters the measuring device usually a
- A.
moving coil
- B.
dynamometer
- C.
hot wire
- D.
MOVING IRON
Correct Answer
A. moving coil -
- 20.
The moving coil instrument cannot be used for measurment of a.c. voltage or current
- A.
True
- B.
False
Correct Answer
A. True -
- 21.
Moving iron instruments can be used in both a.c. and d.c. ckts
- A.
True
- B.
False
Correct Answer
A. True -
- 22.
.the operating torque is high in case of moving ?...... Instruments
- A.
coil
- B.
Iron
- C.
Cor
- D.
None
Correct Answer
B. Iron -
- 23.
A moving coil ammeter can measure
- A.
ac current
- B.
dc current
- C.
Eddy current
- D.
Stray current
Correct Answer
B. dc current -
- 24.
A moving iron ammeter can measure
- A.
Ac current
- B.
Dc current
- C.
Eddy current
- D.
Ac& dc current
Correct Answer
D. Ac& dc current -
- 25.
Electro dynamic instrument can measure
- A.
Ac current
- B.
Dc current
- C.
Ac & dc power
- D.
All of above
Correct Answer
A. Ac current -
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Current Version
-
Jul 31, 2016Quiz Edited by
ProProfs Editorial Team -
Jul 31, 2016Quiz Created by
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