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Grade: 12th pass
        
A resultant of two vecter makes 30degree with one vecter and 45 degree with the other .find  the two vecter if the resultant has the magnitude 15
one year ago

Answers : (2)

Saurabh Koranglekar
askIITians Faculty
3161 Points
							576-65_1.PNG
						
one year ago
Khimraj
3008 Points
							
use law of sines
P/sin\alpha  = Q/sin\beta   = R/sin\Theta
\alpha = 30o
\beta  = 45o
\Theta = \alpha + \beta = 75o
P/sin30  = Q/sin45   = 15/sin75
so P = 7.73
Q = 10.93
 
one year ago
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