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Electrical Engineering
Electrical And Electronics Measurements
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Q.1
How many currents can a series circuit have at once?
0
2
1
Infinite
Q.2
Which side will the needle of Ohmmeter move when the Resistance decreasing?
To the right
To the left
To the moon
Too careful
Q.3
Which of the following is not an integrating instrument?
Ampere-hour meter
Watt-hour meter
Voltmeter
All of the above
Q.4
What does an ammeter measure?
Voltage
Reisistance
Coninuity
Current
Q.5
Which is the correct equation to calculate Resistance?
V=R/I
R=V/I
R=I/V
R=V2/R
Q.6
What type of connection is used to measure resistance equal or lower thanohm?
Buffer/Amplifier
two wire resistance connection
four wire resistance connection
Q.7
There are 2 ways to mitigate the effect of loading
True
False
Q.8
Is differential probe a common tool for users of high-bandwidth oscilloscopes?
True
False
Q.9
Which is the most troublesome between resistive, capacitive & inductive loading to DUT?
capacitive loading
inductive loading
resistive loading
Q.10
An ohmmeter scale is “backwards” where the zero ohm to the right.
True
False
Q.11
How to minimize the loading effect?
Increase meter resistance
Decrease meter resistance
Increase voltage source
Decrease voltage source
Q.12
How many types of resistors are needed in the wheatstone bridge?
1
2
3
4
Q.13
A voltmeter is connected in series with a device to measure its voltage.
True
False
Q.14
Which of the following is caused by careless handling?
Systematic error
Gross error
Random error
None of the mentioned
Q.15
‘A system will be error free if we remove all systematic error’
True
False
Q.16
Which of the following error is caused by poor calibration of the instrument?
Random error
Gross error
Systematic error
Precision error
Q.17
A measuring system consists of
Sensors
Variable conversion elements
Signal processing elements
All of these
Q.18
The household energy meter is
An indicating instrument
A recording instrument
An integrating instrument
None of the above
Q.19
Which of the following types of instrument can be used for D.C only?
Moving iron attraction type
Moving Iron repulsion type
Permanent magnet type
Hotwire type
Q.20
Systematic errors are
Instrumental errors
Environmental errors
Observational errors
All of the above
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