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1. |
Four forces of magnitudes 20 N, 40 N, 60 N and 80 N are acting respectively along the four sides of a square ABCD as shown in figure. The magnitude of resultant is |
A. | 40√2 N |
B. | 50√2 N |
C. | 45√2 N |
D. | 60√2 N |
Answer» B. 50√2 N | |