This is the MCQs for Gibilisco:CHAPTER 2 - ELECTRICAL UNITS
17 mA.
234 mA.
17 A.
234 A.
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Is never dangerous
Is always dangerous
Is dangerous if it is ac, but not if it is dc
Can be dangerous under certain conditions
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60 Hz
120 Hz
50 Hz
100 Hz
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A flashlight bulb.
A typical household.
A power plant.
A clock radio.
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20 Ω.
0.5 Ω.
0.05 Ω.
0.02 Ω.
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3.33 millisiemens.
33.3 millisiemens.
333 microsiemens.
0.333 siemens.
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37,500 At
375 At
37.5 At
3.75 At
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Cannot drive much current through a circuit.
Represents a low resistance.
Can sometimes produce a large current.
Drops to zero in a short time.
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The volt-turn
The ampere-turn
The gauss
The gauss-turn
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1.76
1760
7.8
0.0078
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Concentrates magnetic flux lines within itself
Increases the total magnetomotive force around a current-carrying wire
Causes an increase in the current in a wire
Increases the number of ampere-turns in a wire
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Has a deficiency of electrons.
Has fewer electrons than the negative pole.
Has an excess of electrons.
Has more electrons than the negative pole
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0.01 mA.
0.1 mA.
1 mA.
0.1 A.
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Half of the wave is inverted
The effective value is less than that of the original ac wave
The effective value is the same as that of the original ac wave
The effective value is more than that of the original ac wave
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Half of the ac wave is inverted
Half of the ac wave is chopped off
The whole wave is inverted
The effective value is half the peak value
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The volt-turn
The ampere-turn
The gauss
The gauss-turn
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1.8 siemens.
1.8 Ω.
0.2 siemens.
Not enough information has been given to answer this.
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The whole wave is inverted
The effective value is less than that of the original ac wave
The effective value is the same as that of the original ac wave
The effective value is more than that of the original ac wave
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147
14.7
1.47
0.147
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