Definition of Vector

Q.

Which of the following quantities are vectors.

1. 70 cm³
2. 5 m/s
3. 8m/s NE
4. 70 cm to the right
5. ${25}^{\circ }C$
6. 30N (force)

1. 1, 2, 3

2. 1, 2, 5 and 6

3. 3, 4

4. 4, 5, 6

Q.

I throw a ball with some force. The linear distance the ball covers is 30m. This physical quantity, distance of 30m is a vector quantity.

1. True

2. False

Q. The magnitude of the position vector of the point (3, 4) will be ___

Q. Which of the following quantities are vectors

1. 70 m
2. 80 kg
3. 6 km North
4. 80 N downwards
5. 78 m/s to left
6. 55 seconds
7. 30 °C
8. 5 N/C
9. 3 Tesla