MCQ Questions Class 12 Vector Algebra With Answers

CBSE Class 12 Vector Algebra Multiple Choice Questions with Answers. MCQ Questions Class 12 Vector Algebra with Answers Is Prepared Based on Latest Exam Pattern. Students can solve NCERT MCQ questions Class 12 Vector Algebra with Answers to know their preparation level.

Students who are searching for NCERT MCQ Questions Class 12 Vector Algebra with Answers are compiled here to get good practice on all fundamentals. Know your preparation level on MCQ Questions for Class 12 Vector Algebra with Answers. You can also verify your answers from the provided MCQ Class 12 Vector Algebra with Answers. So, ace up your preparation with MCQ of Class 12 Mathematics Examinations.

MCQ Questions Class 12 Vector Algebra with Answers - Set - 1

Question 1:

Find the value of λ so that the vectors 2i^ − 4j^ + k^ and 4i^ − 8j^ + λk^ are parallel.

(a) -1

(b) 3

(d) 2

Check Answer

Correct Answer – (A)

Question 2:

The two vectors a = 2i^ + j^ + 3k^ and b = 4i^ – λj^ +6k^ parallel, if λ is equal to (a) 2 (b) -3 (c) 3 (d) 2

Check Answer

Correct Answer – (D)

Question 3:

If |a × b| = 4 and |a.b| = 2, then |a|²|b|² is equal to
(a) 2
(b) 6
(c) 8
(d) 20

Check Answer

Correct Answer – (D)

Question 4:

A vecto of magnitude 5 and perpendicular to (i – 2j + k) and (2i + j – 3k) is

Check Answer

Correct Answer – (A)

Question 5:

A unit vector perpendicular to the plane of a = 2i^ – 6j^ – 3k^ and b = 4i^ + 3j^ – k^ is

MCQ Questions Class 12 Vector Algebra-01

Check Answer

Correct Answer – (C)

MCQ Questions Class 12 Vector Algebra With Answers

Question 6:

If |a|= 5, |b|= 13 and |a × b|= 25, find a.b
(a) ±10
(b) ±40
(c) ±60
(d) ±25

Check Answer

Correct Answer – (C)

Question 7:

if a = (i^ + j^ + k^) ,a,b = 1 and a x b = j^ – k^ then b is

(a) i^ – j^ + k^
(b) 2j^ – k^
(c) i^
(d) 2i^

Check Answer

Correct Answer – (C)

Question 8:

|a × b|² + |a.b|² = 144 and |a| = 4, then |b| is equal to
(a) 12
(b) 3
(c) 8
(d) 4

Check Answer

Correct Answer – (B)

Question 9:

If AB × AC = 2i^−4j^+ 4k^, then the are of ΔABC is (a) 3 sq. units (b) 4 sq. units (c) 16 sq. units (d) 9 sq. units

Check Answer

Correct Answer – (A)

Question 10:

The area of parallelogram whose adjacent sides are i^ – 2j^ + 3k^ and 2i^ + j^ – 4k^ is (a) 10√6 (b) 5√6 (c) 10√3 (d) 5√3

Check Answer

Correct Answer – (B)

MCQ Questions Class 12 Vector Algebra With Answers

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MCQ Questions Class 12 Vector Algebra With Answers

MCQ Questions Class 12 Vector Algebra with Answers - Set - 1

Correct Answer – (A)

Correct Answer – (D)

Correct Answer – (D)

Correct Answer – (A)

Correct Answer – (C)

MCQ Questions Class 12 Vector Algebra With Answers

Correct Answer – (C)

Correct Answer – (C)

Correct Answer – (B)

Correct Answer – (A)

Correct Answer – (B)

MCQ Questions Class 12 Vector Algebra With Answers

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MCQ Questions Class 12 Vector Algebra with Answers - Set - 1

Correct Answer – (A)

Correct Answer – (D)

Correct Answer – (D)

Correct Answer – (A)

Correct Answer – (C)

MCQ Questions Class 12 Vector Algebra With Answers

Correct Answer – (C)

Correct Answer – (C)

Correct Answer – (B)

Correct Answer – (A)

Correct Answer – (B)

MCQ Questions Class 12 Vector Algebra With Answers

MCQ Questions Class 12 Differential Equations With Answers

MCQ Questions Mechanical Engineering Steam Boilers, Engines, Nozzles and Turbines

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