Welcome to the **11th Class Physics Chapter 2 MCQs Practice and Quiz Tests**. We are presenting you with top MCQ questions from the **11th Class Physics Chapter 2 Vectors and Equilibrium.**

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Which of the following is a scalar quantity?

a) Force

b) Displacement

c) Speed

d) Acceleration

Which of the following operations is not applicable to vectors?

a) Addition

b) Subtraction

c) Multiplication

d) Division

Two vectors are equal if they have the same:

a) Magnitude and direction

b) Magnitude only

c) Direction only

d) Neither magnitude nor direction

The resultant of two vectors is maximum when they are:

a) Parallel

b) Perpendicular

c) Anti-parallel

d) Collinear

What is the angle between two perpendicular vectors?

a) 0 degrees

b) 45 degrees

c) 90 degrees

d) 180 degrees

The cross product of two parallel vectors is:

a) Zero

b) Maximum

c) Minimum

d) Equal to their sum

Which of the following is a unit vector?

a) 2i + 3j

b) -i + j

c) i + j + k

d) i – j + k

What is the magnitude of the zero vector?

a) 0

b) 1

c) Undefined

d) Infinity

If the angle between two vectors is 180 degrees, their dot product is:

a) 0

b) 1

c) -1

d) Undefined

Which of the following is true for a null vector?

a) Its magnitude is zero

b) Its direction is undefined

c) Its components are all zero

d) All of the above

The sum of two concurrent forces is 50 N. If the angle between them is 60 degrees, what is their resultant force?

a) 25 N

b) 50 N

c) 100 N

d) 75 N

When does the equilibrium of a particle occur?

a) When it is at rest

b) When it is moving with constant velocity

c) When the net force acting on it is zero

d) When its acceleration is zero

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

a) Temperature

b) Mass

c) Volume

d) Displacement

Which of the following is a correct representation of a vector in 2D space?

a) (3, 4, 5)

b) (2, 2)

c) (2i + 3j)

d) (3, 4)

The resultant of two vectors is minimum when they are:

a) Parallel

b) Perpendicular

c) Anti-parallel

d) Collinear

Which of the following operations is used to find the cross product of two vectors?

a) Dot product

b) Scalar product

c) Vector product

d) Both a and b

What is the magnitude of the cross product of two parallel vectors?

a) Zero

b) Maximum

c) Minimum

d) Undefined

The dot product of two perpendicular vectors is:

a) Zero

b) Maximum

c) Minimum

d) Equal to their sum

Which of the following is a unit vector in the y-direction?

a) i + j

b) 2i + 2j

c) 0i + 1j

d) 3i + 4j

If the magnitude of a vector is doubled, what happens to its direction?

a) It remains the same

b) It becomes half

c) It becomes double

d) It becomes zero

Which of the following is true for a position vector?

a) It is a free vector

b) Its tail is at the origin

c) It has a fixed length

d) All of the above

What is the unit of a vector quantity?

a) Meters

b) Kilograms

c) Radians

d) No unit

Which of the following is a scalar product of vectors?

a) Force

b) Work

c) Displacement

d) Velocity

Two vectors are said to be collinear if:

a) They have the same magnitude

b) They have the same direction

c) Their resultant is zero

d) Both b and c

Which of the following is a true statement about the cross product of two vectors?

a) It is commutative

b) It is distributive

c) It is associative

d) It is not defined

If the angle between two vectors is 90 degrees, their dot product is:

a) 0

b) 1

c) -1

d) Undefined

Which of the following is a correct representation of a vector in 3D space?

a) (2i + 3j)

b) (3, 4)

c) (2, 2, 2)

d) (2, 3, 0)

The vector sum of two collinear vectors is:

a) Zero

b) Maximum

c) Minimum

d) Undefined

What is the angle between two vectors with a dot product of -1?

a) 0 degrees

b) 45 degrees

c) 90 degrees

d) 180 degrees

Which of the following is a unit vector in the x-direction?

a) i + j

b) 2i + 2j

c) 0i + 1j

d) 3i + 4j

If the magnitude of a vector is halved, what happens to its direction?

a) It remains the same

b) It becomes half

c) It becomes double

d) It becomes zero

Which of the following is true for a displacement vector?

a) It is a bound vector

b) Its tail is at the origin

c) It has a fixed length

d) All of the above

What is the unit of a scalar quantity?

a) Meters

b) Kilograms

c) Radians

d) No unit

Which of the following is a vector product of vectors?

a) Force

b) Work

c) Displacement

d) Torque

Two vectors are said to be collinear if:

a) They have the same magnitude

b) They have the same direction

c) Their resultant is zero

d) Both b and c

Which of the following is a true statement about the dot product of two vectors?

a) It is commutative

b) It is distributive

c) It is associative

d) It is not defined

If the angle between two vectors is 0 degrees, their dot product is:

a) 0

b) 1

c) -1

d) Undefined

Which of the following is a correct representation of a vector in 3D space?

a) (2i + 3j)

b) (3, 4)

c) (2, 2, 2)

d) (2, 3, 0)

The vector sum of two collinear vectors is:

a) Zero

b) Maximum

c) Minimum

d) Undefined

What is the angle between two vectors with a dot product of 1?

a) 0 degrees

b) 45 degrees

c) 90 degrees

d) 180 degrees

Which of the following is a unit vector in the x-direction?

a) i + j

b) 2i + 2j

c) 0i + 1j

d) 3i + 4j

If the magnitude of a vector is halved, what happens to its direction?

a) It remains the same

b) It becomes half

c) It becomes double

d) It becomes zero

Which of the following is true for a displacement vector?

a) It is a bound vector

b) Its tail is at the origin

c) It has a fixed length

d) All of the above

What is the unit of a scalar quantity?

a) Meters

b) Kilograms

c) Radians

d) No unit

Which of the following is a vector product of vectors?

a) Force

b) Work

c) Displacement

d) Torque

Two vectors are said to be collinear if:

a) They have the same magnitude

b) They have the same direction

c) Their resultant is zero

d) Both b and c

Which of the following is a true statement about the dot product of two vectors?

a) It is commutative

b) It is distributive

c) It is associative

d) It is not defined

If the angle between two vectors is 0 degrees, their dot product is:

a) 0

b) 1

c) -1

d) Undefined

Which of the following is a correct representation of a vector in 3D space?

a) (2i + 3j)

b) (3, 4)

c) (2, 2, 2)

d) (2, 3, 0)

The vector sum of two collinear vectors is:

a) Zero

b) Maximum

c) Minimum

d) Undefined

What is the angle between two vectors with a dot product of 1?

a) 0 degrees

b) 45 degrees

c) 90 degrees

d) 180 degrees

Which of the following is a unit vector in the x-direction?

a) i + j

b) 2i + 2j

c) 0i + 1j

d) 3i + 4j

If the magnitude of a vector is halved, what happens to its direction?

a) It remains the same

b) It becomes half

c) It becomes double

d) It becomes zero

Which of the following is true for a displacement vector?

a) It is a bound vector

b) Its tail is at the origin

c) It has a fixed length

d) All of the above

What is the unit of a scalar quantity?

a) Meters

b) Kilograms

c) Radians

d) No unit

Which of the following is a vector product of vectors?

a) Force

b) Work

c) Displacement

d) Torque

a) They have the same magnitude

b) They have the same direction

c) Their resultant is zero

d) Both b and c

Which of the following is a true statement about the dot product of two vectors?

a) It is commutative

b) It is distributive

c) It is associative

d) It is not defined

If the angle between two vectors is 0 degrees, their dot product is:

a) 0

b) 1

c) -1

d) Undefined

a) (2i + 3j)

b) (3, 4)

c) (2, 2, 2)

d) (2, 3, 0)

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