Homework Statement
The right side of a wire loop is dragged to the left across the south pole of a magnet. What will be the direction of the current induced in the loop?
a. No current will flow around loop.
b. Current will move in the wires of the loop in the same direction as the loop...
The magnetic field must either increase or decrease. If there is no change, there will be no current.
Okay I can see where this is getting at.. I think I need to review my right hand rules as well while I'm at it... Thank you!
Homework Statement
In which of the following will a current NOT be induced in the conducting loop?
a. Magnet moving toward upright conducting loop of wire
b. Magnet moving away from an upright conducting loop of wire
c. Magnet moving toward a horizontal conducting loop of wire
d...
Homework Statement
A positively charged glass rod is brought near to (but not touching) a neutral metal teapot. What will be the charge distribution on the teapot?
Homework Equations
None
The Attempt at a Solution
This is a multiple choice question, and the possible answers are:
-Excess...
Homework Statement
A marble is released from a 10cm ramp. Its final velocity is 1.4 m/s. If it is released from a 20cm ramp, twice the height, what will its final velocity be?
Homework Equations
E = mgy + mv^2/2
mgy = mv^2/2 (Like initial gravitational potential energy will equal final kinetic...