Electrical instrumentation

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Q1:- what type of a bridge circuit is used to measure inductance and capacitance
1. Wheatstone Bridge
2. DC Bridge
3. AC Bridge
4. AC and DC Bridge

ANSWER:-3

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Q2:- the pocket type test on sometimes called wiggy is used to indicate approximate

1. Current

2. Resistance

3. Voltage

4. Impedance

ANSWER:-3

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Q3:- pocket type voltage tester will indicate

1. DC voltage only
2. AC voltage only
3. AC or DC voltage
4. Both voltage and resistance

ANSWER:-3

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Q4:- when current transformer or not in use the secondary should be

1. Fused
2. Open circuited
3. Short circuited
4. Ground with  primary

ANSWER:-3

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Q5:- before connecting and Ohmmeter to circuit steps to ensure that

1. The circuit is energized
2. All capacitor discharge
3. All switches are closed
4. All inductor are discharge

ANSWER:-2

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