Home
Class 12
PHYSICS
In figure shows a rectangular block with...

In figure shows a rectangular block with dimensions x , 2 x and 4 x . Electrical contacts can be made to the block between opposite pairs of faces (for example, between the faces labelled A - A , B - B and C - C ). Between which two faces would the maximum electrical resistance be obtained ( A - A : Top and bottom faces, B - B : Left and right faces, C - C : Front and rear faces)

A

A-A

B

B-B

C

C-C

D

Same for all three pairs

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • ELECTRIC CURRENT & CIRCUITS

    CENGAGE PHYSICS|Exercise Combination of Resistance 1|14 Videos

  • ELECTRIC CURRENT & CIRCUITS

    CENGAGE PHYSICS|Exercise Combination of Resistance 2|14 Videos

  • ELECTRIC CHARGES AND FIELDS

    CENGAGE PHYSICS|Exercise QUESTION BANK|40 Videos

  • ELECTRIC CURRENT AND CIRCUIT

    CENGAGE PHYSICS|Exercise Interger|8 Videos

Similar Questions

Explore conceptually related problems

In the above question, the resistance between the square faces is.

In the above question, the resistance between the square faces is

The sides of rectangular block are 2 cm, 3 cm ad 4 cm. The ratio of the maximum to minimum resistance between its parallel faces is

Which number appear in the face opposite to the face with number 4?

The mean of the numbers obtained on throwing a die having written 1 on two faces 2 on three faces and 4 on one face is....

A rectangular block of metal of resistivity p has dimensions d xx 2d xx 3d . A potential difference V is applied between two opposite faces of the block. (a) To which two faces of the block should the potential difference V be applied to give the maximum current density? What is the maximum current density? (b) To which two faces of the block should the potential difference V be applied to give the maximum current? What is this maximum current?

Which solid figure is bounded by one curved face and two plane faces at top and bottom ?

Study the two different positions of a dice. When the face containing one dot is at bottom then how many dots would be there on the top face?