NEET Physics Mathematical Tools Questions Solved


What is the resultant of three coplanar forces: 300 N at 0°400 N at 30° and 400 N at 150°?

(A)  500 N

(B)  700 N

(C)  1100 N

(D)  300 N

Concept Videos :-

#20 | Vectors: Introduction
#21 | Vectors: Addition
#22 | Vectors : Subtraction

Concept Questions :-

Resultant of Vectors

(1)

                      

Resultant of 2 vectors 400 NR= 2A cos θ2where θ= 120°            A= 400 NR= 2×400 cos 60° = 400 NFinally

                                          

R= 4002+3002   = 500 N

Difficulty Level:

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