Two forces 10N and 6N act in the directions 060° and ...
Two forces 10N and 6N act in the directions 060° and 330° respectively. Find the x- component of their resultant.
5√3−3
3−5√3
5−3√3
3√3−5
Correct answer is A
F=Fcosθi+Fsinθj
10N=10cos60i+10sin60j
6N=−6cos330i−6sin330j
Rx=10cos60−6cos330
= 10×12−6×√32
= 5−3√3
Given that p=4i+3j, find the unit vector in the direction of p....
An exponential sequence (G.P.) is given by 92,34,18,....Find its sum ...
If P=x:−2<x<5 and Q=x:−5<x<2 are subsets of \(\mu = {x : -5 ...
Given that P = (-4, -5) and Q = (2,3), express →PQ in the form (k,θ). where k is the magn...
A binary operation * is defined on the set of real numbers, by a∗b=ab+ba...
Two functions f and g are defined on the set R of real numbers by f:x→2x−1 and \(g : x \...
Given that R = (4, 180°) and S = (3, 300°), find the dot product...