tf q 4003

A physical quantity which has direction as well as magnitude is known as vector,

1. Displacement has both magnitude and direction.
2. The sum of three vectors, having unequal magnitude, can be equal to zero.
   4.If P ⃗ + Q ⃗=0, P ⃗and Q ⃗ have the same magnitude.
3. Vector R ⃗ and –R ⃗ have the same directions.
   6.All basic quantities are scalar.
4. A vector quantity has no direction.
5. A weight vector and a displacement vector can be added.
6. The magnitude of the resultant of the force 6 N east and a force of 8 N no