Homework Help: physics

Posted by sophie on Monday, April 13, 2009 at 9:24pm.

There are four coils of wire being used as electromagnets. They all have the same size and are made up of the same material but have a different number of loops. Which coil will produce a magnetic field with the maximum strength when the same amount of current passes through all coils?
A. a coil having 10 loops
B. a coil having 25 loops
C. a coil having 30 loops
D. a coil having 45 loops
would it be D?

physics - bobpursley, Monday, April 13, 2009 at 9:30pm
yes
physics - sophie, Monday, April 13, 2009 at 9:30pm
thought so, thanks

Answer this Question

Related Questions

Physics - 1)An increase in the velocity of wire moving perpendicular through a ...
physics II - sUPPOSE YOU HAVE A square coil and a triangular coil each have ...
Engineering - You have two balloons, one large (30 cm in diameter) and one small...
physics - A 50.0-g sample of a conducting material is all that is available. The...
physics - A wire has a resistance of 27.2 ohms. It is melted down, and from the ...
Physics II - A 51.0 g sample of a conducting material is all that is available. ...
Physic - what happens to the force (magnitude and direction) on the wire when (i...
Physics - A silver wire and a platinum wire of the same length have the same ...
Algebra II - The resistance of a wire is inversely proportional to the square of...
physics, university - A 50.0-g sample of a conducting material is all that is ...

For Further Reading

First Name:
School Subject:
Answer: