Physics-Ohm's Law
NEET Physics Ohm's Law MCQ Question
Type: MCQ-conceptual-Easy-Class 12
Which of the following statements about Ohm's Law is correct?
A
Ohm's law applies only to resistors and not to semiconductors.
B
A conducting material obeys Ohm's law when its resistivity is constant with respect to electric field.
C
The equation V = IR is an assertion of Ohm's law applicable to all materials.
D
Ohm's law states that all conductors have a linear V-I relationship regardless of conditions.
Correct Answer
Option B
Detailed Explanation
Ohm's law asserts that a conducting material obeys it when the resistivity does not depend on the magnitude and direction of the applied electric field, as stated in the NCERT context.
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