Home
Class 12
PHYSICS
(a) Justify the following statements (...

(a) Justify the following statements
(i) Tungsten is used exclusively for filament by electric lamps
(ii) We do not use series arrangement for domestic circuits.
(b) A wire of resistance `8Omega` is bent in the form of a closed circle. What is the effective resistance between two points A and B at the ends of any diameter of the circle ?

A

`0.75`

B

`0.60`

C

`0.80`

D

`0.50`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • MOCK TEST 16

    AAKASH INSTITUTE|Exercise Example|18 Videos

  • Mock test 19

    AAKASH INSTITUTE|Exercise EXAMPLE|13 Videos

Similar Questions

Explore conceptually related problems

A resistance of 10 Omega is bent in the from of a closes circle. What is the effective resistance between the two at the ends of any diameter of this circle ?

A wire of resistance 8R is bent in the form of a circle. What is the effective resistance between the ends of a diameter AB?

A wire of resistance 16Omega is bent in the form of a circle. What is the effective resistance between diametrically opposite points?

A resistor of 24 Omega resistance is bent in the form of a circle as . What is the effective resistance between points A and B?

A wire of resistance 4R is bent in the form of a circle. What is the effective resistance between the ends of the diameter?

A wire of resistance 6R is bent in the form of a circle. What is the effective resistance between the ends of the diameter?

A wire has resistance 12 Omega . It is bent in the form of a circle. The effective resistance between two points across a diameter is.

A wire of resistance 4 R is bent in the form of a circle [Fig 4.4]. What is the effective resistance between the ends of the diameter ?