Physics

1 . 25 x 10⁴ W

2 . 50 x 10⁴ W

1 . 25 x 10⁶W

2 . 50 x 10⁶ W

is a disadvantage because it is in the direction of the motion of the car

is a disadvantage because it is in the opposite direction of the motion of the car

is an advantage because it is in the direction of the motion of the car

is an advantage because it is in the opposite direction of the motion of the car

5 . 0 x 10⁴ Nm^-2

5 . 0 x 10⁵ Nm^-2

2 . 0 x 10⁸ Nm^-2

2 . 0 x 10⁹ Nm^-2

5/3

4/3

3/4

7/10

Decreases

Increases

Remain Constant

Increases then decreases