Ohm's law quiz
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1. A Current of 1 mA flows through a 1 MΩ, 2W resistor. The power dissipated as heat in the resistor will be
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1 point
2W
1W
0.5W
0.1W
2. Two 5KΩ , 5W resistor in series connection have equivalent resistance of 10KΩ with power rating of
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1 point
10W
5W
2.5W
Can not say
3. Which value of Resistor 'R' shown in the circuit will allow maximum power to be dissipated.
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1 point
Near zero ohm
9Ω
2Ω
18Ω
4. Ohm's law is applicable for
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1 point
Non linear resistor
Linear resistor
Vacuum tube
None
5. Equivalent resistance between the AB terminal is
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1 point
10Ω
2.5Ω
Infinite resistance
0Ω
6. Equivalent resistance of the circuit will be
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1 point
13.5Ω
3Ω
27Ω
6.43Ω
7. A 200V ,100W bulb when connected across 100 V source will dissipate a power of
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1 point
200W
50W
12.5W
100W
8. A carbon resistor having colour code of Brown Black Orange Gold will have the value of
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1 point
210KΩ ,10%
1KΩ, 5%
1K, 10%
10K, 5%
9. An ideal voltage source has the internal resistance of
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1 point
Zero resistance in series
Infinite resiatance in series
Zero resistance in parallel
Infinite resistance in parallel
10. Lowest current will flow from
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1 point
20Ω
30Ω
100Ω
150Ω
How was the question level
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Easy
Hard
Medium
Very easy
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