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Current Electricity-Electric Cell and Its Internal Resistance [AIIMS (All India Institute of Medical Sciences) Physics]: Questions 1 - 3 of 3

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Question 1

Appeared in Year: 2004

Question Assertion-Reason▾

Assertion(Ꭺ)

A larger dry cell has higher emf.

Reason(Ꭱ)

The emf of a dry cell is proportional to its size.

Choices

Choice (4)Response

a.

Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ

b.

Both Ꭺ and Ꭱ are false

c.

Ꭺ is true but Ꭱ is false

d.

Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ

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Question 2

Question MCQ▾

A cell of emf E is first connected to and then connected to resistance . If heat produced in both cases is same then, what is internal resistance of cell?

Choices

Choice (4)Response

a.

b.

c.

d.

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Question 3

Question MCQ▾

The emf of a primary cell is , when it is shorted then it gives a current of . Calculate internal resistance of primary cell.

Choices

Choice (4)Response

a.

b.

c.

d.

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