Friday
April 18, 2014

Homework Help: Physics

Posted by Tristan on Sunday, May 16, 2010 at 10:48pm.

A "Bus" bar is in the form of a slab of copper 2meters long, 1cm wide, and 10 cm thick.
a) What is the resistance of the bar at 0 degrees celcius?
b) What potential difference is needed to push 5000 amps through the bar?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Physics - A 60-cm-long, 500 g bar rotates in a horizontal plane on an axle that ...
Physics - A 1.7 cm thick bar of soap is floating in water, with 1.1 cm of the ...
Physics - A 1.7 cm thick bar of soap is floating in water, with 1.1 cm of the ...
physic - The composite bar BCD in the figure is composed of an inner aluminum ...
math, physics - A. A rectangular slab of concrete is cut from a large block. The...
electricity - if a bar of copper is brought near a magnet, the copper bar will ...
math - A rectangular slab of concrete is cut from a large block. The slab ...
physics - A copper bar is initially 20 cm long at 10 degrees C. It is then ...
physics - A 52-kg pole vaulter running at 12 m/s vaults over the bar. Her speed ...
physics - A 42-kg pole vaulter running at 14 m/s vaults over the bar. Her speed ...

Search
Members