Question

Vector a points north east and its magnitude is 3 kg metre per second it is multiplied by the scalar alphastar that alpha equals to minus 4 seconds find the direction and magnitude of the new vector quantity does it represent the same physical quantity or not

Answer 1

Explanation:

Here in this case Direction becomes opposite. So the vector is directed South west.

Direction becomes opposite. So the vector is directed South west. A physical quantity remains the same physical quantity when multiplied by a scalar.