Multiple Choice
For an ohmic substance the resistivity is the proportionality constant for:
A) current and potential difference
B) current and electric field
C) current density and potential difference
D) current density and electric field
E) potential difference and electric field
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q23: For a cylindrical resistor made of ohmic
Q24: Two substances are identical except that the
Q25: An incandescent light bulb is marked
Q26: A wire with a length of 150
Q27: Two wires made of different materials have
Q29: Suppose the electric company charges 10 cents
Q30: A certain wire has resistance R.Another wire,
Q31: It is better to send 10,000 kW
Q32: In schematic diagrams, currents are indicated using
Q33: Five cylindrical wires are made of the