vectors

Related Questions

• 100 coplanar forces each equal to 10 N act on a body. Each force makes angle $\pi /50$with the preceding force. What is the resultant of the forces

  ---

• $\overrightarrow A = 2\hat i + \hat j,\,B = 3\hat j - \hat k$ and $\overrightarrow C = 6\hat i - 2\hat k$. Value of $\overrightarrow A - 2\overrightarrow B + 3\overrightarrow C $ would be

  ---

• A body moves due East with velocity 20 km/hour and then due North with velocity 15 km/hour. The resultant velocity

  ---

• The vectors $5\hat i + 8\hat j$ and $2\hat i + 7\hat j$are added. The magnitude of the sum of these vector is

  ---

• Given that $\overrightarrow A + \overrightarrow B = \overrightarrow C $and that $\overrightarrow C $ is $ \bot $ to $\overrightarrow A $. Further if $|\overrightarrow A |\, = \,|\overrightarrow C |,$then what is the angle between $\overrightarrow A $ and $\overrightarrow B $

  ---