Master Linear Motion: Practice Quizzes for Physical Education Year 12

Question 1

Which equation represents the relationship between velocity (v), initial velocity (u), acceleration (a), and time (t) in linear motion?

Accepted Answer

v = u + at

Answer

a = v + ut

Answer

v = u - at

Answer

a = u - vt

Question 2

Which graph represents the velocity-time graph of an object moving with constant acceleration?

Accepted Answer

A straight line with positive slope

Answer

A straight line with negative slope

Answer

A parabola

Answer

A circle

Question 3

A bullet is fired horizontally from a gun. What is the trajectory of the bullet?

Accepted Answer

A parabola

Answer

A straight line

Answer

A circle

Answer

An ellipse

Question 4

Which force acts as a centripetal force in the motion of a satellite orbiting the Earth?

Accepted Answer

Force of gravity

Answer

Force of magnetism

Answer

Force of tension

Answer

Force of friction

Question 5

An object moving with a constant velocity has an acceleration of:

Accepted Answer

Zero

Answer

Positive

Answer

Negative

Answer

Variable

Question 6

An object is moving with a constant velocity of 10 m/s. What is the acceleration of the object?

Accepted Answer

0 m/s²

Answer

10 m/s²

Answer

-10 m/s²

Answer

5 m/s²

Question 7

An object is moving with a displacement of 50 m and a time of 10 s. What is the velocity of the object?

Accepted Answer

5 m/s

Answer

2 m/s

Answer

10 m/s

Answer

50 m/s

Question 8

Which of the following is NOT a factor that affects the acceleration of an object?

Accepted Answer

Velocity

Answer

Mass

Answer

Force

Answer

Time

Question 9

An object is moving with a velocity of 15 m/s and comes to rest after traveling a distance of 60 m. What is the acceleration of the object?

Accepted Answer

-2.5 m/s²

Answer

-5 m/s²

Answer

-10 m/s²

Answer

-15 m/s²

Question 10

Which of the following is the correct equation for displacement?

Accepted Answer

Displacement = Velocity × Time

Answer

Displacement = Acceleration × Time

Answer

Displacement = Force × Time

Answer

Displacement = Mass × Time

Question 11

An object is moving with an initial velocity of 5 m/s and an acceleration of 2 m/s². What is the velocity of the object after 3 seconds?

Accepted Answer

11 m/s

Answer

7 m/s

Answer

15 m/s

Answer

19 m/s

Question 12

An object is moving at a constant speed of 5 m/s. What is its acceleration?

Accepted Answer

0 m/s²

Answer

5 m/s²

Answer

10 m/s²

Answer

15 m/s²

Question 13

A car travels a distance of 100 meters in 10 seconds. Calculate its acceleration.

Accepted Answer

10 m/s²

Answer

1 m/s²

Answer

100 m/s²

Answer

1000 m/s²

Question 14

An object is thrown vertically upwards with an initial velocity of 20 m/s. What is its velocity at the highest point of its trajectory?

Accepted Answer

0 m/s

Answer

10 m/s

Answer

20 m/s

Answer

30 m/s

Question 15

A ball is dropped from a height of 10 meters. What is its acceleration due to gravity?

Accepted Answer

9.8 m/s²

Answer

19.6 m/s²

Answer

29.4 m/s²

Answer

39.2 m/s²

Question 16

An object is moving with an initial velocity of 5 m/s and experiences an acceleration of 3 m/s². Calculate its displacement after 10 seconds.

Accepted Answer

85 meters

Answer

35 meters

Answer

50 meters

Answer

100 meters

Question 17

An object moves in a straight line with constant velocity. Which equation of motion represents its motion?

Accepted Answer

s = ut

Answer

s = ut + ½at²

Answer

v = u + at

Answer

a = (v - u) / t

Question 18

A car travels 100 km in the time of 2 hours. What is its average speed?

Accepted Answer

50 km/h

Answer

25 km/h

Answer

75 km/h

Answer

100 km/h

Question 19

Which of the following quantities is a vector?

Accepted Answer

Velocity

Answer

Distance

Answer

Time

Answer

Mass

Question 20

What is the value of the acceleration due to gravity on Earth?

Accepted Answer

9.8 m/s²

Answer

10 m/s²

Answer

11 m/s²

Answer

12 m/s²

Question 21

Which of the following is a SI unit of acceleration?

Accepted Answer

m/s²

Answer

m/s

Answer

km/h

Answer

mph

Question 22

Which of the following is a projectile?

Accepted Answer

A ball thrown in the air

Answer

A ball rolling down a slope

Answer

A bicycle moving along a flat surface

Answer

A car moving on a straight road

Question 23

The range of a projectile is the:

Accepted Answer

Horizontal distance travelled

Answer

Vertical height reached

Answer

Total time of flight

Answer

Maximum velocity attained

Question 24

Which of the following factors does NOT affect the trajectory of a projectile?

Accepted Answer

Coefficient of restitution

Answer

Initial velocity

Answer

Mass of the projectile

Answer

Angle of projection

Question 25

What is the acceleration due to gravity on Earth?

Accepted Answer

9.81 m/s²

Answer

9.8 m/s²

Answer

10 m/s²

Answer

10.2 m/s²

Question 26

Which of the following graphs represents projectile motion?

Accepted Answer

A parabola

Answer

A straight line

Answer

A circle

Answer

A hyperbola

Question 27

Which equation of motion relates displacement, initial velocity, and acceleration?

Accepted Answer

s = ut + 1/2 at^2

Answer

v = u + at

Answer

v^2 = u^2 + 2as

Answer

a = v/t

Question 28

Which of the following is NOT a factor that affects the trajectory of a projectile?

Accepted Answer

Mass of the projectile

Answer

Initial velocity

Answer

Angle of projection

Answer

Gravitational force

Question 29

The area under a velocity-time graph represents:

Accepted Answer

Displacement

Answer

Acceleration

Answer

Velocity

Answer

Time

Question 30

A particle moves with a constant velocity of 12 m/s for 4 seconds. What is the distance covered by the particle?

Accepted Answer

48 m

Answer

16 m

Answer

96 m

Answer

192 m

Question 31

A projectile is launched at an angle of 30 degrees to the horizontal. At what angle to the horizontal will it have the maximum range?

Accepted Answer

45 degrees

Answer

0 degrees

Answer

60 degrees

Answer

90 degrees

Question 32

An object initially moving at 10 m/s accelerates uniformly for 5 seconds. Calculate its final velocity.

Accepted Answer

25 m/s

Answer

5 m/s

Answer

15 m/s

Answer

100 m/s

Question 33

The acceleration due to gravity on Earth is approximately:

Accepted Answer

9.8 m/s^2

Answer

10 m/s^2

Answer

10.8 m/s^2

Answer

12 m/s^2

Question 34

The SI unit of acceleration is:

Accepted Answer

m/s^2

Answer

m/s

Answer

m^2/s

Answer

m^2/s^2

Question 35

An object is thrown vertically upward at an initial velocity of 15 m/s. What is its velocity at the highest point of its trajectory?

Accepted Answer

0 m/s

Answer

7.5 m/s

Answer

15 m/s

Answer

30 m/s

Question 36

A car accelerates at a rate of 2 m/s^2 from rest. What is its velocity after 10 seconds?

Accepted Answer

20 m/s

Answer

10 m/s

Answer

30 m/s

Answer

40 m/s

Question 37

Which of the following equations accurately represents the relationship between displacement (s), velocity (v), and time (t) for an object moving with uniform velocity?

Accepted Answer

s = v * t

Answer

s = v + t

Answer

s = u + at

Answer

v = u + at

Question 38

Which of the following is the SI unit of acceleration?

Accepted Answer

m/s²

Answer

m/s

Answer

km/h

Answer

mph

Question 39

An object moves in a straight line with positive acceleration. Deduce its motion.

Accepted Answer

Increasing speed

Answer

Decreasing speed

Answer

Constant speed

Answer

Zero acceleration

Question 40

Which of the following is not a recognized type of motion?

Accepted Answer

Gravitational

Answer

Translational

Answer

Rotational

Answer

Vibrational

Question 41

Which of the following is a scalar quantity?

Accepted Answer

Displacement

Answer

Velocity

Answer

Acceleration

Answer

Force

Question 42

Which of the following is a vector quantity?

Accepted Answer

Acceleration

Answer

Distance

Answer

Speed

Answer

Mass

Question 43

A train accelerates from a standstill at a rate of 2 m/s². How long will it take to reach a speed of 10 m/s?

Accepted Answer

5 s

Answer

2 s

Answer

10 s

Answer

15 s

Question 44

What is the value of acceleration due to gravity on Earth?

Accepted Answer

9.8 m/s²

Answer

10 m/s²

Answer

100 m/s²

Answer

1000 m/s²

Question 45

What is the SI unit of acceleration?

Accepted Answer

m/s²

Answer

m/s

Answer

km/s

Answer

km/s²

Question 46

Which of the following is a characteristic of a projectile's trajectory?

Accepted Answer

Parabola

Answer

Hyperbola

Answer

Circle

Answer

Ellipse

Question 47

What is the acceleration due to gravity on Earth?

Accepted Answer

9.81 m/s²

Answer

10.0 m/s²

Answer

10.2 m/s²

Answer

11.0 m/s²

Question 48

Which term describes the rate of change of velocity?

Accepted Answer

Acceleration

Answer

Displacement

Answer

Speed

Answer

Momentum

Question 49

What is the SI unit of velocity?

Accepted Answer

m/s

Answer

km/h

Answer

mph

Answer

ft/s