Question

. Two forces, whose magnitude are at the ratio of 3:5 give
a resultant of 35 N. If angle of inclination is 60°, find
magnitude of each force
(H.P.S.S.C.E. 2004)
11
${yyy |05087505.6.92 \times \frac{?}{?} \times \frac{?}{?} | }^{?}$
​

Answer 1

Let us suppose the first force to be 3x and the other force to be 5x.

Now resultant can be given by sqrt [a*a + b*b + 2abcos(angle between a and b)]

So here that is, sqrt [9x*x + 25x*x + 15x*x] = 35 N

So, 7x = 35

Or, x = 5

Thus, the values of the forces are 15N and 25N.

Answer 2

Step-by-step explanation:

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