Two vectors of equal magnitude have a resultant equal to either of them. Then, the angle between them will be $2 π / 3$ radians. The angle in degrees is:

30^{\circ}

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120^{\circ}

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60^{\circ}

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45^{\circ}

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Solution

The correct option is A $120^{\circ}$
Angle $θ$ in radians is equal to $\frac{180}{π} \times θ$ in degrees.
Thus, $\frac{2 π}{3} = \frac{180}{π} \times \frac{2 π}{3} = 120^{0}$

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Two vectors of equal magnitude have a resultant equal to either of them. Then, the angle between them will be 2π/3 radians. The angle in degrees is:

The correct option is A 120∘Angle θ in radians is equal to 180π×θ in degrees.Thus, 2π3=180π×2π3=1200

Two vectors of equal magnitude have a resultant equal to either of them. Then, the angle between them will be $2 π / 3$ radians. The angle in degrees is:

The correct option is A $120^{\circ}$
Angle $θ$ in radians is equal to $\frac{180}{π} \times θ$ in degrees.
Thus, $\frac{2 π}{3} = \frac{180}{π} \times \frac{2 π}{3} = 120^{0}$