Log in
Physics
1
answer
0
watching
55
views
27 Nov 2019

A block of carbon is 11 cm long and has a square cross-sectionalarea with sides of 0.5 cm. A potential difference of 11 V ismaintained across its length.
(a) What is the resistance of the block?

(b) What is the current in this resistor? In Amps

Watch
1
answer
0
watching
55
views

For unlimited access to Homework Help, a Homework+ subscription is required.

Patrina Schowalter
Patrina SchowalterLv2
14 Oct 2019

Unlock all answers

Get 1 free homework help answer.
Already have an account? Log in
Share

Related textbook solutions

Physics: Principles with Applications
7th Edition, 2013
Giancoli
ISBN: 9780321625922

Related questions

A rectangular block of copper has sides of length 8 cm, 21 cm, and35 cm. If the block is connected to a 8.0 V source across two ofits opposite faces of the rectangular block, what are the currentsthat the block can carry?

(a) the maximum current
A?

(b) the minimum current
A?

A block in the shape of a rectangular solid has a cross-sectional area of 2.96 cm2 across its width, a front-to-rear length of 12.5 cm, and a resistance of 712 O. The block's material contains 7.57 x 1022 conduction electrons/m3. A potential difference of 44.3 V is maintained between its front and rear faces. (a) If the current density is uniform, what is its magnitude? (b) What is the drift velocity (in meter per second) of the conduction electrons?

A rectangular block of copper has sides of length 8 cm, 20 cm, and36 cm. If the block is connected to a 7.0 V source across two ofits opposite faces of the rectangular block, what are the currentsthat the block can carry?

(a) the maximum current
9522058824

(b) the minimum current
445151033.4

these are the answers I got.. which is wrong.. please tell me whatI might have went wrong and solve this one for me please! lifesaver

Weekly leaderboard

Home
Homework Help 3,900,000
Physics 110,000
Start filling in the gaps now
Log in