UP TGT Mathematics Vector Analysis Test Series - Part 1
Two forces of 5 N and 12 N act at an angle of 90°. The magnitude of work done when displaced by s = 2i^ + 3j^ meter (whe...
Type: MCQ • Marks: 1
Two forces of 5 N and 12 N act at an angle of 90°. The magnitude of work done when displaced by s = 2i^ + 3j^ meter (where forces align along axes) is:
Options
A. 36 Joules
B. 10 Joules
C. 17 Joules
D. 46 Joules
Explanation
F = 5i^ + 12j^ N. W = F . s = (5)(2) + (12)(3) = 10 + 36 = 46 J.
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