Equal currents of magnitude I travel into the page in wires M and N. Eight directions are indicated by letters A through H.
The direction of the magnetic field at point P is
A. B.
B. C.
C. D.
D. E.
E. F.
Answer: D
You might also like to view...
A thin spherical shell of radius 20.0 cm has 5.0 ?C of charge uniformly distributed over its surface. What is the magnitude of the electric field 2.00 m from the center of the sphere?
a. 
b. 
c. 
d. 
e. 0
Shear Modulus: Opposing shearing forces of 3000 N are applied to the 4.00-cm × 5.00-cm faces of a metal block measuring 3.00 cm × 4.00 cm × 5.00 cm. By what amount does the block become slanted? The shear modulus for this metal is 8.10 × 1010 N/m2.
A. 1.54 × 10-6 m B. 5.56 × 10-7 m C. 9.88 × 10-7 m D. 3.08 × 10-6 m E. 6.98 × 10-6 m
A dog weighs 200 N. What is his approximate weight in pounds (lb)? (1 lb = 4.45 N)
A. 91 lb. B. 20 lb. C. 32 lb. D. 200 lb. E. 45 lb.
What is the gauge pressure if the absolute pressure is 300 kPa?
A) 97 kPa B) 101 kPa C) 199 kPa D) 150 kPa E) 300 kPa