Which of these,all of the same length,has the greater electrical resistance?
A) a copper rod
B) an iron rod
C) a rubber rod
D) all about the same
E) none of the above
Correct Answer:
Verified
Q36: Alternating current is normally produced by a
A)battery.
B)generator.
C)both
Q77: The flow of charge in a circuit
Q78: When we think of electric potential difference,we
Q79: A term for electric pressure is
A)current.
B)voltage.
C)electric resistance.
Q80: A sustained flow of electric charge requires
A)a
Q82: Lillian safely touches a 100,000-volt Van de
Q82: The electric field in the wires of
Q83: Electrical resistance is normally measured in
A)amperes.
B)volts.
C)newtons.
D)joules.
E)none of
Q85: In a common dc circuit,electrons typically move
Q86: The origin of the glow from the
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents