Question

Two vectors of equal magnitude acting at right angle magnitude will be?

Answer 1

Answer:

Given,

F

1

=F

2

=F(say)

θ=90

0

R=1414dyne

Resultant force,

R=

F

1

2

+F

2

2

+2F

1

F

2

cosθ

1414dyne=

F

2

+F

2

+2F

2

cos90

0

=

2F

2

1414dyne=

2

F

F=

2

1414

=999.84≈1000dyne (by rounding off)