MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Potentiometer

The potentiom...

Question

The potentiometer works on the principle that at constant temperature, the resistance of a wire is proportional to its length.

A

True

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

B

False

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A True

Suggest Corrections

thumbs-up

0

Similar questions

Q. The potentiometer works on the principle that at constant temperature, the resistance of a wire is proportional to its

Q. length of potentiometer wire is

4 m

. its resistance is

2 Ω

and the current passing through its potential gradient on a wire is

Q. State the working principle of Potentiometer. Explain with the help of circuit diagram, how the potentiometer is used to determine the internal resistance of the given Primary cell.
In a potentiometer arrangement, a cell of emf

1.25 V

gives a balance point at

35.0 c m

length of the wire. If the cell is replaced by another cell and the balance point shifts to

63.0 c m

, what is the emf of the second cell?

Q. How do you verify that resistance of a conductor of uniform cross-section area is proportional to the length of the conductor at constant temperature.

Q. In fig. battery

E

55 c m

length of potentiometer wire but when a resistance of

10 o h m

is connected in parallel with the battery then it balances on

50 c m

length of the potentiometer wire then internal resistance

r

of the battery is

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Electrical Instruments

PHYSICS

Watch in App

explore_more_icon

Explore more

Standard XII Physics

Join BYJU'S Learning Program

CrossIcon