Scalars and Vectors MCQs with Answers

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Scalars and Vectors Online Quiz

By presenting 3 options to choose from, Scalars and Vectors Quiz which cover a wide range of topics and levels of difficulty, making them adaptable to various learning objectives and preferences. You will have to read all the given answers of Scalars and Vectors Questions and Answers and click over the correct answer.

• Test Name: Scalars and Vectors MCQ Quiz Practice
• Type: Quiz Test
• Total Questions: 40
• Total Marks: 40
• Time: 40 minutes

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Scalars and Vectors

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1 / 40

What is the SI unit of speed?

Kilogram per second squared

Meter

Meter per second

2 / 40

What is the net force acting on an object if two forces of 5 N and 7 N act at an angle of 45 degrees to each other?

3.536 N

35 N

2 N

3 / 40

What is the result when a scalar is multiplied by a vector?

A vector

A tensor

A scalar

4 / 40

What is the direction of the resultant vector if two vectors are added together and their magnitudes are equal?

Same as the original vectors

Perpendicular to the original vectors

Opposite to the original vectors

5 / 40

What is the net force acting on an object if two forces of 5 N and 7 N act in the same direction?

35 N

12 N

2 N

6 / 40

What is the momentum of an object with a mass of 10 kg and a velocity of 5 m/s?

50 kg·m/s

15 kg·m/s

2 m/s²

7 / 40

What is the magnitude of a vector with components (-3, -4, -5)?

7.071 units

5 units

3 units

8 / 40

Which of the following is a vector quantity?

Momentum

Power

Energy

9 / 40

What is the resultant displacement if two displacements of 3 meters and 4 meters are in opposite directions?

12 meters

7 meters

1 meter

10 / 40

What is the direction of a vector with components (3, 4, 5)?

Along the positive z-axis

Along the positive x-axis

Along the positive y-axis

11 / 40

What is the SI unit of force?

Newton

Pascal

Joule

12 / 40

What is the net force acting on an object if two forces of 5 N and 7 N act perpendicular to each other?

2 N

8.60 N

35 N

13 / 40

Which of the following is a vector quantity?

Mass

Temperature

Displacement

14 / 40

What type of quantity is speed?

Scalar

Tensor

Vector

15 / 40

What is the velocity of an object if it covers 120 meters in 30 seconds southward?

4 meters per second southward

40 meters per second southward

4 meters per second northward

16 / 40

What is a vector?

A physical quantity with only direction

A physical quantity with only magnitude

A physical quantity with both magnitude and direction

17 / 40

What is the net force acting on an object if two forces of 5 N and 7 N act in opposite directions?

12 N

2 N

35 N

18 / 40

What is a scalar?

A physical quantity with only magnitude

A physical quantity with only direction

A physical quantity with both magnitude and direction

19 / 40

What is the velocity of an object if it covers 100 meters in 20 seconds westward?

5 meters per second westward

100 meters per second westward

20 meters per second eastward

20 / 40

What is the speed of an object if it covers 100 meters in 20 seconds?

100 meters per second

5 meters per second

20 meters per second

21 / 40

What is the SI unit of distance?

Meter

Second

Kilogram

22 / 40

What is the displacement if an object moves 5 meters north and then 3 meters south?

2 meters north

8 meters south

2 meters south

23 / 40

What type of quantity is temperature?

Tensor

Vector

Scalar

24 / 40

What is the resultant displacement if two displacements of 3 meters and 4 meters are in the same direction?

7 meters

1 meter

12 meters

25 / 40

What is the displacement if an object moves 5 meters east and then 3 meters west?

8 meters west

2 meters east

2 meters west

26 / 40

What does the arrow in a vector represent?

Direction and magnitude

Direction only

Magnitude only

27 / 40

What is the displacement if an object moves 6 meters north and then 8 meters east?

10 meters northeast

2 meters southwest

14 meters

28 / 40

What is the SI unit of acceleration?

Meter per second squared

Meter

Meter per second

29 / 40

What is the acceleration of an object if its velocity changes from 10 m/s to 20 m/s in 5 seconds?

10 m/s²

2 m/s²

4 m/s²

30 / 40

What is the magnitude of a vector with components (3, 4, 5)?

3 units

5 units

7.071 units

31 / 40

What is displacement?

Speed

Change in position

Acceleration

32 / 40

What is the direction of a vector with components (-3, -4, -5)?

Along the negative x-axis

Along the negative z-axis

Along the negative y-axis

33 / 40

What does a vector quantity have that a scalar quantity does not?

Magnitude

Density

Direction

34 / 40

What is the acceleration of an object if its velocity changes from 10 m/s east to 20 m/s west in 5 seconds?

4 m/s²

-10 m/s²

-2 m/s²

35 / 40

What is the result when a vector is multiplied by a scalar?

A scalar

A tensor

A vector

36 / 40

What is the magnitude of a vector called?

Scalar

Tensor

Vector

37 / 40

Which of the following is a scalar quantity?

Force

Velocity

Time

38 / 40

What is the result when two scalars are added together?

A tensor

A vector

A scalar

39 / 40

What is the result when two vectors are added together?

A scalar quantity

A vector quantity

The resultant vector

40 / 40

Which of the following has both magnitude and direction?

Tensor

Vector

Scalar

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