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What is terminal potential differnce of ...

What is terminal potential differnce of a cell? Can its value be greater than the emf of a cell? Explian.

A

being discharged

B

open circuit

C

being charged

D

being either changed or discharged

Text Solution

Verified by Experts

The correct Answer is:
C
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Explore conceptually related problems

Can the terminal potential difference of a cell exceed its e.m.f. ?

Can the potential difference across a battery be greater than its emf?

What is the EMF of a cell?

Assertion: Terminal potential difference of a cell is always less than its emf. Reason: Potential drop on internal resistance of cell increases terminal potential difference.

The terminal potential difference of a cell when short-circuited is (E = E.M.F. of the cell)

Knowledge Check

  • The terminal potential difference of a cell is greater than its emf when it is

    A
    being discharged
    B
    being charged
    C
    in open circuit
    D
    short circuited

  • Its value can be greater than one:

    A
    MPC
    B
    MPS
    C
    APS
    D
    APC

  • Assertion: Terminal potential difference of a cell is always less than its emf. Reason: Potential drop on internal resistance of cell increases terminal potential difference.

    A
    If both Assertion `&` Reason are True `&` the Reason is a correct explanantion of the Assertion
    B
    If both Assertion `&` Reason True but Reason is not a correct explanation of the Assertion
    C
    If Assertion is True but the Reason is False
    D
    If both Assertion `&` Reason are False.
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