NEET2019Physics-Dynamics
NEET 2019 Physics Equilibrium of Forces MCQ Question
Type: MCQ-conceptual-Medium-Class 11
A particle moving with velocity v⃗ is acted by three forces shown by the vector triangle PQR. The velocity of the particle will:
A
remain constant
B
change according to the smallest force QR
C
increase
D
decrease
Correct Answer
Option A
Detailed Explanation
If the forces form a closed triangle, they are in equilibrium, meaning the net force is zero and the velocity of the particle remains constant.
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