Quiz Questions - ITI Quiz -

Question 1 1 Marks

What is the full form of the abbreviation PMMC meter?

A

Parallel Magnet Moving Coil meter

B

Position Magnet Moving Coil meter

C

Principle Magnet Moving Coil meter

D

Permanent Magnet Moving Coil meter

Question 2 1 Marks

What is the advantage of using digital multimeter?

A

Accuracy

B

Linear scale

C

Easy portability

D

Logarithmic scale

Question 3 1 Marks

Find the value of shunt resistance required for 1 mA meter to extend the range and measure 10 mA (RM = 27 Ohm) ?

A

1 Ohm

B

2 Ohms

C

3 Ohms

D

4 Ohms

Question 4 1 Marks

What is the name of the procedure carried out to ensure the trustworthy standards of the measuring instrument?

A

Calibration

B

Range test

C

Re-alignment

D

Testing standards

Question 5 1 Marks

Which electrode controls brightness of the image on the screen of oscilloscope?

A

Anode

B

Cathode

C

Control grid

D

Focussing electrode

Question 6 1 Marks

Which control is used in repulsion type moving iron instrument to keep the pointer at zero position?

A

Spring control

B

Air damping control

C

Magnetic repulsion control

D

Magnetic attraction control

Question 7 1 Marks

Which band of frequency is used for RADAR in frequency spectrum allotted by the International Telecommunication Union (ITU)?

A

ITU band - 4

B

ITU band - 6

C

ITU band - 8

D

ITU band - 10

Question 8 1 Marks

Which bearing is supporting the shaft of moving coil assembly in a PMMC instrument?

A

Steel bearings

B

Bush bearings

C

Jewelled bearings

D

Gun metal bearings

Question 9 1 Marks

In which arrangement the high value of resistor is connected to extend the range of voltmeter?

A

Star

B

Delta

C

Series

D

Parallel

Question 10 1 Marks

Why the soft iron pieces in the moving iron meter is tongue shaped?

A

To generate heat

B

To damp the oscillations

C

To achieve uniformity of scale

D

To produce magnetic attraction

Question 11 1 Marks

Which function control in CRO, adjust the trace sharper?

A

Focus

B

Intensity

C

Time/Div trigger

D

Amplitude (V/Div)

Question 12 1 Marks

Which characteristics enable the deflection of pointer in the attraction type moving iron meter?

A

Weight of the soft iron pieces

B

Deflection is inversely proportional to current

C

Deflection is independent of current direction

D

Deflecting and controlling torques are

Question 13 1 Marks

Which torque is used in PMMC meter movement?

A

Low torque

B

High torque

C

Moderate torque

D

Insufficient torque

Question 14 1 Marks

Which frame is used for winding the coil of PMMC meter?

A

Steel frame

B

Wooden frame

C

Ceramic frame

D

Aluminium frame

Question 15 1 Marks

How the sensitivity of voltmeter is determined?

A

FSD current

B

Meter coil resistance

C

Ohms per volt rating

D

Maximum voltage measurement

Question 16 1 Marks

What is the purpose of damping torque in PMMC meter?

A

Control the pivot point

B

Control the jewel bearing

C

Control the magnetic field

D

Control the swinging of the coil

Question 17 1 Marks

Which meter uses a moving coil for measurement?

A

LCR meter

B

PMMC meter

C

MI repulsion type

D

MI attraction type

Question 18 1 Marks

Which meter movement is not affected by stray magnetic fields?

A

PMMC meter

B

Thermo couple meter

C

MI meter - attraction type

D

MI meter - Repulsion type

Question 19 1 Marks

Which parameter is used in the working of moving coil meter?

A

Spring control

B

Stray magnetic fields

C

Eddy current damping

D

Permanent magnetic fields

Question 20 1 Marks

Which type of wave is generated in Schmitt trigger circuit?

A

Sine wave

B

Square wave

C

Saw tooth wave

D

Triangular wave

Question 21 1 Marks

Which parameter is measured by a multimeter?

A

Voltage

B

Energy

C

Frequency

D

Time duration

Question 22 1 Marks

Which instrument used to measure resistance, capacitance and inductance?

A

LCR bridge

B

Wein bridge

C

Kelvin bridge

D

Wheatstone bridge

Question 23 1 Marks

How the accuracy of amplitude and frequency measured by CRO is checked?

A

By sine wave signal

B

By function generator

C

By complex wave form

D

By built-in calibration signal

Question 24 1 Marks

In which analog meter the battery is provided?

A

Ammeter

B

Voltmeter

C

Ohm meter

D

Watt meter

Question 25 1 Marks

Which band is used for UHF in International Telecommunication System?

A

Band 4

B

Band 6

C

Band 9

D

Band 11