Home
Class 12
PHYSICS
A cell having an emf epsilon and intern...

A cell having an emf `epsilon` and internal resistance r is connected across a variable external resistance R. As the resistance R is increased, the plot of potential difference V across R is given by -

A

B

C

D

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Similar Questions

Explore conceptually related problems

A cell having an emf E and internal resistance r is connected across a variable external resistance R. As the resistance R is increased, the plot of potential difference V across R is given by

A cell of emf epsilon and internal resistance r is charged by a current I, then

A cell of emf E has an internal resistance r & is connected to rheostat. When resistance R of rheostat is changed correct graph of potential difference across it is

A cell of emf epsilon and internal resistance r is connected across a load resistance R (i) Find the maximum power delivered at the load ? .

If E is the emf of a cell of internal resistance r and external resistance R, then potential difference across R is given as

A cell of emf E and internal resistance r is connected across an external resistance R . Plot a graph showing the variation o P.D . Across R , verses 'R .

A cell of e.mf. E and internal resistance r is connected in series with an external resistance nr. Then, the ratio of the terminal potential difference to E.M.F.is

A cell of emf E and internal resistance r is connected in series with an external resistance nr. Than what will be the ratio of the terminal potential difference to emf, if n=9.

A cell of e.m. E and internal resistance r is connected across a resistancer. The potential difference between the terminals of the cell must be

A battery of e.m.f. 10 V and internal resistance 0.5 ohm is connected across a variable resistance R . The value of R for which the power delivered in it is maximum is given by