Current Electricity-Electrical Resistance [NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics]: Questions 1 - 5 of 9

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Question number: 1

» Current Electricity » Electrical Resistance

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MCQ▾

Question

In the following figure the ratio of current in 3Ω . and 1Ω resistances is-

Circuit Diagram with R1, R2 and R3 resistors

Circuit Diagram with R1, R2 and R3 Resistors

Choices

Choice (4)Response

a.

2

b.

c.

1

d.

Question number: 2

» Current Electricity » Electrical Resistance

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MCQ▾

Question

In the circuit shown, the galvanometer G reads zero. If batteries have negligible internal resistances, the value of resistance X will be –

Circuit diagram with resistors, battery, and galvanometer.

Circuit Diagram with Resistors, Battery, and Galvanometer

Choices

Choice (4)Response

a.

10 Ω

b.

100 Ω

c.

200 Ω

d.

500 Ω

Question number: 3

» Current Electricity » Electrical Resistance

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MCQ▾

Question

The resultant resistance between the points A and B in the following figure will be –

network circuit of 1Ω and 2Ω resistors

Network Circuit of 1Ω and 2Ω Resistors

Choices

Choice (4)Response

a.

8 Ω

b.

2 Ω

c.

6 Ω

d.

4 Ω

Question number: 4

» Current Electricity » Electrical Resistance

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MCQ▾

Question

In the fig below the bulbs are identical, The bulbs, light most brightly are

Circuit diagram with A, B, C, D and F bulbs.

Circuit Diagram with a, B, C, D and F Bulbs

Select the correct answers and mark it according to the following codes:

1. A

2. B

3. F

4. D

5. C

Choices

Choice (4)Response

a.

1,2 and 3 are correct

b.

1 and 3 are correct

c.

2 and 4 are correct

d.

1 and 2 are correct

Question number: 5

» Current Electricity » Electrical Resistance

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MCQ▾

Question

In the fig. shown, Calculate the current through 3 ohm resistor. The emf of battery is 2 volt and its internal resistance is ohm.

Circuit diagram of 3Ω, 6Ω, 2Ω, 4Ω, 8Ω resistors

Circuit Diagram of 3Ω, 6Ω, 2Ω, 4Ω, 8Ω Resistors

Choices

Choice (4)Response

a.

1.22 amp

b.

0.44 am.

c.

0.88 amp

d.

0.33 amp

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