Author Question: A charged particle q, traveling through a magnetic field, has the force FB acting upon it. Another ... (Read 101 times)

Tazate · **on:** Jul 28, 2018

A charged particle q, traveling through a magnetic field, has the force FB acting upon it. Another particle with charge equals to 2q will have the same force acting upon it if
1.it moves at half the velocity in the opposite direction.
2.it moves at twice the velocity in the opposite direction.
3.it moves at half the velocity in the same direction.
4.it moves at twice the velocity in the same direction.

Question 2

A 120-V circuit has a breaker rated at 10 amps. If a 1050-W toaster is operating on this circuit, what is the largest number of 100-W bulbs that may also operate simultaneously on this circuit without tripping the breaker?
1.0
2.1
3.2
4.more than 2