The angle between vector $(\overrightarrow{{A}})$ and $(\overrightarrow{{A}}-\overrightarrow{{B}})$ is :

981-935

  • [JEE MAIN 2021]
  • A

    $\tan ^{-1}\left(\frac{-\frac{{B}}{2}}{{A}-{B} \frac{\sqrt{3}}{2}}\right)$

  • B

    $\tan ^{-1}\left(\frac{{A}}{0.7 {B}}\right)$

  • C

    $\tan ^{-1}\left(\frac{\sqrt{3} {B}}{2 {A}-{B}}\right)$

  • D

    $\tan ^{-1}\left(\frac{{B} \cos \theta}{{A}-{B} \sin \theta}\right)$

Similar Questions

Two forces, each of magnitude $F$ have a resultant of the same magnitude $F$. The angle between the two forces is....... $^o$

Unit vector parallel to the resultant of vectors $\vec A = 4\hat i - 3\hat j$and $\vec B = 8\hat i + 8\hat j$ will be

If $P + Q = R$ and $| P |=| Q |=\sqrt{3}$ and $| R |=3$, then the angle between $P$ and $Q$ is

Two forces of $10 \,N$ and $6 \,N$ act upon a body. The direction of the forces are unknown. The resultant force on the body may be .........$N$

A plane is revolving around the earth with a speed of $100\, km/hr $ at a constant height from the surface of earth. The change in the velocity as it travels half circle is.........$km/hr$