Mechanics Lesson 48 Description of motion in Equations of Motion

The graph shows the displacement of a body over a time of 25 s. What is the velocity of the body during the first 5 s?

• 25 m.s^-1

• 2 m.s^-1 forward

• Not enough information to determine this.

• 2 m.s^-1

The velocity-time graph represents the motion of a vehicle originally moving east. The acceleration for the last 20 seconds of motion is?

• 1,5 m.s^-2 West

• 0,6 m.s^-2 East

• 0,6 m.s^-2 West

• 1,5 m.s^-2 East

What is the total distance covered by the vehicle in the 50s?

• 0 m

• 960 m

• 1050 m

• 450 m

The motion of an object is represented by the following velocity-time graph. The acceleration is greatest from ______

• A to B

• C to D

• D to E

• E to F

 

If the object was originally moving Northward. What is the total displacement of the object?

• 92,5 m

• 92,5 m North

• 62,5 m North

• 62,5 m