A. 0°
B. 45°
C. 90°
D. 180°
Correct Answer:
Option C = 90°
Explanation
R² – P² + Q² = 12² + 5²
= 144 + 25 = 169
∴R = √169 = 13N
∴ angle between the forces is 90°
A. 0°
B. 45°
C. 90°
D. 180°
Correct Answer:
Option C = 90°
Explanation
R² – P² + Q² = 12² + 5²
= 144 + 25 = 169
∴R = √169 = 13N
∴ angle between the forces is 90°
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