Multiple Choice
A coil of 160 turns and area 0.20 m2 is placed with its axis parallel to a magnetic field of initial magnitude 0.40 T.The magnetic field changes uniformly from 0.40 T in the +x direction to 0.40 T in the -x direction in 2.0 s.If the resistance of the coil is 16 Ω,at what rate is power generated in the coil?
A) 5.0 W
B) 10 W
C) 15 W
D) 20 W
E) 25 W
Correct Answer:

Verified
Correct Answer:
Verified
Q19: A circular loop of wire lies in
Q20: You are designing a generator to have
Q21: A closed loop conductor that forms a
Q22: In the figure,a C-shaped conductor is in
Q23: A 50-cm wire placed in an east-west
Q25: A 2.0-m long conducting wire is formed
Q26: For a long ideal solenoid having a
Q27: A conducting bar slides without friction on
Q28: A circular metal ring is situated above
Q29: A coil lies flat on a tabletop