What is the magnetic force on a 2.0-m length of (straight) wire carrying a current of 30 A in a region where a uniform magnetic field has a magnitude of 55 mT and is directed at an angle of 20 away from the wire?
a. 1.5 N
b. 1.3 N
c. 1.1 N
d. 1.7 N
e. 3.1 N
Question 2
A straight wire of length L carries a current I in the positive z direction in a region where the magnetic field is uniform and specified by Bx = 3B, By = 2B, and Bz = B, where B is a constant. What is the magnitude of the magnetic force on the wire?
a. 3.2 ILB
b. 5.0 ILB
c. 4.2 ILB
d. 3.6 ILB
e. 1.0 ILB
Current Resistance and Voltage
The geomagnetic polarity time scale shows how Earth’s magnetic pole has changed through geologic tim
A rubber mallet used to deliver a force to an object without harming the surface.
Measuring an infant’s length
Find the length of DE to one decimal place
A rigid circular loop has a radius of 0.20 m and is in the xy-plane. A clockwise current I is ...