Two vectors having magnitude 12 and 13 are inclined at and angle` 45^(@)` to each other.find their resultant vector.

When two vectors of magnitudes P and Q are inclined at an angle theta , the magnitudes of their resultant is 2P. When the inclination is changed to 180^(@)-theta , the magnitudes of the resultant is halved. Find the ratio of P and Q .

When two vectors of magnitudes P and Q are inclined at an angle theta , the magnitudes of their resultant is 2P. When the inclination is changed to 180^(@)-theta , the magnitudes of the resultant is halved. Find the ratio of P and Q .

If a and b two unit vectors inclined at an angle of 60^@ to each other, then

Two vectors magnitude 2P and P are inclined to each other at a certain angle theta . If the first vector is doubled . Then the resultant vector is increased three times. Find theta .

Two vectors having equal magnitudes A make an angle theta with each other. Find the magnitude and direction of the resultant.

The resultant of two vectors , having equal magnitudes E make an angle of 120^(@) with each other . What is the magnitude and direction of the resultant ?

If three unit vectors are inclined at an angle of 60^@ with each other, then the magnitude of their resultant vector will be

If three unit vectors are inclined at an angle of 60^@ with each other, then the magnitude of their resultant vector will be

Two vectors of magnitude A and sqrt3 A are perpendicular to each other. The angle which their resultant makes with vec A is_____.

Two vectors having equal magnitudes A make an angle theta with each each other.Find the magnitude and direction of the resultant.