Civil Engineering - Applied Mechanics - Discussion

Discussion Forum : Applied Mechanics - Section 2 (Q.No. 37)

Applied Mechanics

37.

If two forces P and Q (P > Q) act on the same straight line but in opposite direction, their resultant, is

P + Q

P/Q

Q/P

P - Q

Q - P.

Answer: Option

Explanation:

No answer description is available. Let's discuss.

Discussion:

2 comments Page 1 of 1.

Sanjay said: 6 years ago

p^2+q^2+2pqcos(angle) = r^2 here angle = 180 cos180 = (-1) so r=p-q.

Kazim Khan said: 7 years ago

Please explain the answer.

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