Physics-(general)
NEET Physics (general) MCQ Question
Type: MCQ-conceptual-Hard-Class 11
Which of the following statements regarding work and energy in the context of conservative forces is correct?
A
The work done by a conservative force is independent of the path taken between two points.
B
The gravitational force can do positive work when the object moves upwards.
C
The potential energy associated with a conservative force is always negative.
D
Non-conservative forces, such as friction, do not affect the total mechanical energy of a system.
Correct Answer
Option A
Detailed Explanation
According to the NCERT context, the work done by conservative forces is indeed path-independent, while non-conservative forces like friction do affect the mechanical energy of a system.
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