Scalars and Tensors Quiz With Answer

AdminMay 11, 2024

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Welcome to the Scalars and Tensors Quiz. In this post, we have shared Scalars and Tensors Online Test for different competitive exams. Find practice Scalars and Tensors Practice Questions with answers in Pak MCQs Test exams here. Each question offers a chance to enhance your knowledge regarding Scalars and Tensors.

Scalars and Tensors Online Flashcards and Quiz

By presenting 3 options to choose from, Scalars and Tensors 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 Tensors Questions and Answers and click over the correct answer.

Test Name: Scalars and Tensors MCQ Quiz Practice
Type: MCQ’s
Total Questions: 40
Total Marks: 40
Time: 40 minutes

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Scalars and Tensors Quiz

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1 / 40

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

A tensor

A vector

A scalar

2 / 40

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

A scalar

A vector

A tensor

3 / 40

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

A tensor

A scalar

A vector

4 / 40

What is the number of components in a rank-1 tensor in 3D space?

5 / 40

What is a scalar?

A physical quantity with only magnitude

A mathematical object representing physical quantities

A physical quantity with both magnitude and direction

6 / 40

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

15 kg·m/s

2 m/s²

50 kg·m/s

7 / 40

What is a vector?

A physical quantity with only direction

A physical quantity with both magnitude and direction

A physical quantity with only magnitude

8 / 40

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

12 N

35 N

2 N

9 / 40

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

20 meters per second

100 meters per second

5 meters per second

10 / 40

What is the result when a tensor is multiplied by a tensor?

A tensor

A scalar

A vector

11 / 40

What is the magnitude of a scalar called?

Vector

Scalar

Tensor

12 / 40

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

Along the negative y-axis

Along the negative z-axis

Along the negative x-axis

13 / 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

35 N

8.60 N

14 / 40

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

1 meter

12 meters

7 meters

15 / 40

What is the number of components in a rank-2 tensor in 3D space?

16 / 40

Which of the following is a tensor quantity?

Mass

Stress

Speed

17 / 40

What type of quantity is temperature?

Tensor

Vector

Scalar

18 / 40

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

Opposite to the original vectors

Same as the original vectors

Perpendicular to the original vectors

19 / 40

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

20 meters per second eastward

100 meters per second westward

5 meters per second westward

20 / 40

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

7.071 units

3 units

5 units

21 / 40

Which of the following is an example of a scalar quantity?

Displacement

Force

Temperature

22 / 40

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

A vector

A scalar

A tensor

23 / 40

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

A tensor

A vector

A scalar

24 / 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

-2 m/s²

-10 m/s²

25 / 40

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

2 meters south

8 meters south

2 meters north

26 / 40

Which of the following is a scalar quantity?

Force

Velocity

Time

27 / 40

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

3 units

5 units

7.071 units

28 / 40

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

2 N

35 N

12 N

29 / 40

What is a tensor?

A mathematical object representing physical quantities

A physical quantity with only magnitude

A physical quantity with both magnitude and direction

30 / 40

Which of the following is an example of a tensor quantity?

Mass

Stress

Speed

31 / 40

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

Along the positive z-axis

Along the positive y-axis

Along the positive x-axis

32 / 40

What is the number of components in a rank-0 tensor in 3D space?

33 / 40

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

2 meters west

8 meters west

2 meters east

34 / 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

4 m/s²

2 m/s²

35 / 40

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

7 meters

1 meter

12 meters

36 / 40

What does a scalar quantity represent?

Magnitude

Direction

Both magnitude and direction

37 / 40

What is the dimensionality of a vector quantity?

38 / 40

Which of the following is a tensor of rank 2?

Speed tensor

Stress tensor

Force tensor

39 / 40

What is the dimensionality of a tensor quantity?

2 or more

40 / 40

What is the dimensionality of a scalar quantity?

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Scalars and Tensors Flashcards

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

8.60 N

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

-2 m/s²

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

5 meters per second westward

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

2 meters east

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

Along the negative x-axis

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

7.071 units

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

Along the positive x-axis

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

7.071 units

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

Same as the original vectors

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

1 meter

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

7 meters

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

50 kg·m/s

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

2 N

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

12 N

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

2 m/s²

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

5 meters per second

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

2 meters north

What is a vector?

A physical quantity with both magnitude and direction

What is a scalar?

A physical quantity with only magnitude

What is a tensor?

A mathematical object representing physical quantities

Which of the following is a tensor of rank 2?

Stress tensor

What is the number of components in a rank-0 tensor in 3D space?

What is the number of components in a rank-1 tensor in 3D space?

What is the number of components in a rank-2 tensor in 3D space?

Which of the following is an example of a tensor quantity?

Stress

What is the result when a tensor is multiplied by a tensor?

A tensor

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

A tensor

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

A scalar

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

A tensor

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

A vector

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

A scalar

Which of the following is an example of a scalar quantity?

Temperature

What is the magnitude of a scalar called?

Scalar

What is the dimensionality of a tensor quantity?

2 or more

What is the dimensionality of a vector quantity?

What is the dimensionality of a scalar quantity?

Which of the following is a tensor quantity?

Stress

What does a scalar quantity represent?

Magnitude

Which of the following is a scalar quantity?

Time

What type of quantity is temperature?

Scalar

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AdminMay 11, 2024

0 3 1 minute read