JEE Mathematics Vector Algebra MCQs

Refer to JEE Mathematics Vector Algebra MCQs provided below available for download in Pdf. The MCQ Questions for Full Syllabus Mathematics with answers are aligned as per the latest syllabus and exam pattern suggested by JEE (Main), NCERT and KVS. Multiple Choice Questions for Vector Algebra are an important part of exams for Full Syllabus Mathematics and if practiced properly can help you to improve your understanding and get higher marks. Refer to more Chapter-wise MCQs for JEE (Main) Full Syllabus Mathematics and also download more latest study material for all subjects

MCQ for Full Syllabus Mathematics Vector Algebra

Full Syllabus Mathematics students should refer to the following multiple-choice questions with answers for Vector Algebra in Full Syllabus.

Vector Algebra MCQ Questions Full Syllabus Mathematics with Answers

 

 

Question:

  • a)

  • b)

  • c)

  • d) None of these

Answer:

 

Question: p = 2a – 3b, q = a – 2b + c, r = – 3a + b + 2c; where a, b and c being non-zero, non-coplanar vectors, then the vector –2a + 3b – c is equal to

  • a) -7q+r/5
  • b) 4p - 2r
  • c) p - 4q
  • d) 2p - 3q + r

Answer: -7q+r/5

 

Question: P is the point of intersection of the diagonals of the parallelogram ABCD. If O is any point, then

  • a)

  • b)

  • c)

  • d)

Answer:

 

Question:

  • a)

  • b)

  • c)

  • d)

Answer:

 

Question:

  • a)

  • b)

  • c)

  • d)

Answer:

 

Question:

  • a) 8d.(a + b + c)
  • b) 8d×(a + b + c)
  • c)

  • d)

Answer: 8d.(a + b + c)

 

Question: A force of magnitude 5 units acting along the vector 2i - 2j + k displaces the point of application from (1, 2, 3) to (5, 3, 7), then the work done is

  • a) 50/3
  • b) 50/7
  • c) 25/3
  • d) 25/4

Answer: 50/3

 

Question: If a = i + j + k, b = i + 3j + 5k and c = 7i + 9j +11k , then the area of the parallelogram having diagonals a + b and b + c is

  • a) 4√6
  • b) √6
  • c) √6/2
  • d) None of these

Answer: 4√6

 

Question:

  • a)

  • b)

  • c)

Answer:

 

Question: A unit vector perpendicular to the plane containing the vectors i – j + k and –i + j + k is

  • a) i + j/√2
  • b) j– k/√2
  • c) i – j/√2
  • d) None of these

Answer: i + j/√2

 

Question:

  • a)

  • b) sin Θ
  • c) 2 sin Θ
  • d) sin 2Θ

Answer: 

 

Question:

  • a) 3√6 sq. units
  • b) 13√2 sq. units
  • c) 15√3 sq. units
  • d) √13 sq. units

Answer: 3√6 sq. units

 

Question:

  • a) √14
  • b) √17
  • c) √41
  • d) √7

Answer: √14

 

Question:

  • a)

  • b)

  • c)

  • d)

Answer:

 

Question:

  • a) 16
  • b) none
  • c) 48
  • d) Both

Answer: 16

 

More Questions..............................

 

Question:

  • a) 0, – 1
  • b) none of these
  • c) 0, 1
  • d) 1, – 1

Answer: 0, – 1

 

Question:

  • a)

  • b)

  • c)

  • d)

Answer:

 

Question:

  • a)

  • b)

  • c)

  • d)

Answer:

 

Question:

  • a) 7/3
  • b) 3/7
  • c) 3
  • d) 7

Answer: 7/3

 

Question: If the difference of two unit vectors is also a unit vector, then the angle between them is :

  • a)

  • b)

  • c)

  • d)

Answer:

 

Question:

  • a)

  • b)

  • c) 0
  • d) 1

Answer:

 

Question:

(1) 1 (2) √3
(3) 0 (4) 2

  • a) 2 and 4 are correct
  • b) 1, 2 and 3 are correct
  • c) 1 and 2 are correct
  • d) 1 and 3 are correct

Answer: 2 and 4 are correct

 

Question:

  • a) 1, 2 and 3 are correct
  • b) 1 and 2 are correct
  • c) 2 and 4 are correct
  • d) 1 and 3 are correct

Answer: 1, 2 and 3 are correct

 

Question: Let a and b be two non-collinear unit vectors. If u = a - (a . b) b and v = a × b, then | v | is

(1) | u |                 (2) | u | + | u . a |
(3) | u | + | u . b | (4) | u | + u.(a + b)

  • a) 1 and 3 are correct
  • b) 1 and 2 are correct
  • c) 1, 2 and 3 are correct
  • d) 2 and 4 are correct

Answer: 1 and 3 are correct

 

Question:

  • a)

  • b)

  • c)

  • d)

Answer:

 

Question:

  • a) None
  • b)

  • c)

  • d)

Answer: None

 

Question:

  • a) 8/5
  • b) 5/8
  • c) 0
  • d) 1

Answer: 8/5

 

Question:

  • a) Statement -1 is False, Statement-2 is True.
  • b) Statement -1 is True, Statement-2 is False.
  • c) Statement-1 is True, Statement-2 is True; Statement-2 is NOT a correct explanation for Statement-1.
  • d) Statement-1 is True, Statement-2 is True; Statement-2 is a correct explanation for Statement-1.

Answer: Statement -1 is False, Statement-2 is True.

 

Question:

  • a) Statement-1 is True, Statement-2 is True; Statement-2 is a correct explanation for Statement-1.
  • b) Statement-1 is True, Statement-2 is True; Statement-2 is NOT a correct explanation for Statement-1.
  • c) Statement -1 is False, Statement-2 is True.
  • d) Statement -1 is True, Statement-2 is False.

Answer: Statement-1 is True, Statement-2 is True; Statement-2 is a correct explanation for Statement-1.

 

Question:

  • a) Statement-1 is True, Statement-2 is True; Statement-2 is NOT a correct explanation for Statement-1.
  • b) Statement -1 is False, Statement-2 is True.
  • c) Statement -1 is True, Statement-2 is False.
  • d) Statement-1 is True, Statement-2 is True; Statement-2 is a correct explanation for Statement-1.

Answer: Statement-1 is True, Statement-2 is True; Statement-2 is NOT a correct explanation for Statement-1.

 

Question: If a, b, c are any three vectors and their inverse are a-1,b-1,c-1and [a b c ] ≠ 0, then [a-1b-1c-1] will be

  • a) Non–Zero
  • b) Zero
  • c) One
  • d) [a b c ]

Answer: Non–Zero

 

Question: If a, b, c are non–coplanar vectors and d = λa + μb + vc then λ is equal to

  • a)

  • b)

  • c)

  • d)

Answer:

 

 

Question: Vector coplanar with vectors i + j and j + k and parallel to the vector 2i – 2j – 4k, is

  • a) i + j – k
  • b) i – k
  • c) i – j – 2k
  • d) 3i + 3j – 6k

Answer: i + j – k

 

Question: (a + b). [(b + c) × (a + b + c)] =

  • a) [a b c]
  • b) 2[a b c]
  • c) – [a b c]
  • d) 0

Answer: [a b c]

 

Question: Given the following equations for vectors x and y x + y = a ..... (i) x × y = b ..... (ii) x . a = 1 ..... (iii) Then the values of x and y respectively are

  • a) None of these
  • b) a – b, b
  • c) a, a – x
  • d) b, a – b

Answer: None of these

 

Question: [b × c c × a a × b] is equal to

  • a) [a b c]2
  • b) a × (b × c)
  • c) 2[a b c]
  • d) [a b c]

Answer: [a b c]2

 

Question: a × [a × (a × b)] is equal to

  • a) (a.a) (b × a)
  • b) a. (b × a) – b. (a × b)
  • c) (a × a). (b × a)
  • d) [a. (a × b)] a

Answer: (a.a) (b × a)

 

Question: If a, b, c are three coplanar vectors, then [a + b b + c c + a]=

  • a) 0
  • b) 2 [a b c]
  • c) [a b c]
  • d) 3 [a b c]

Answer: 0

 

Question: Let a, b, c be three vectors from a × (b × c) = (a × b) × c, if

  • a) b × (a × c) = 0
  • b) c × a = a × b
  • c) a (b × c) = 0
  • d) c × b = b × a

Answer: b × (a × c) = 0

 

Question:

  • a) 0
  • b)

  • c)

  • d) none of these

Answer: 0

 

Question:

  • a) b = 1, c = a
  • b) a = 1, b = c
  • c) a = 1, c = 1
  • d) b = 2, c = 2a

Answer: b = 1, c = a

 

Question:

  • a)

  • b)

  • c)

  • d)

Answer:

 

Question:

  • a) 0
  • b) 2
  • c) 13
  • d) 1

Answer: 0

 

Question:

  • a)

  • b)

  • c)

  • d)

Answer:

 

Question:

  • a)

  • b)

  • c)

  • d)

Answer:

 

Question:

  • a)

  • b) 1
  • c) –1
  • d) 0

Answer:

 

Question:

  • a)

  • b)

  • c)

  • d)

Answer:

 

Question:

  • a) 0
  • b) 1
  • c) 9
  • d) None of these

Answer: 0

 

Question:

  • a) no value of λ
  • b) exactly three values of λ
  • c) exactly two values of λ
  • d) exactly one value of λ

Answer:  no value of λ

 

Question:

  • a) neither x nor y
  • b) only x
  • c) only y
  • d) both x and y

Answer: neither x nor y

 

Question: If the vectors (-bc,b2 + bc, c2 + bc) , (a2 + ac, - ac, c2 + ac) and (a2 + ab, b2 + ab, - ab) are coplanar, where none of a, b or c is zero, then

(1) bc + ca + ab = 0 (2) a2 + b2 + c2 = (a + b + c)2
(3) a2 + b2 + c2 = 1 (4) a + b + c = 0

  • a) 1 and 2 are correct
  • b) 2 and 4 are correct
  • c) 1 and 3 are correct
  • d) 1, 2 and 3 are correct

Answer: 1 and 2 are correct

 

Question: If the volume of parallelopiped whose adjacent edges are

(1) 9/2

(2) – 1

(3) 1

(4) 5/2

  • a) 1 and 2 are correct
  • b) 1 and 3 are correct
  • c) 2 and 4 are correct
  • d) 1, 2 and 3 are correct

Answer: 1 and 2 are correct

 

Question:

  • a) 1, 2 and 3 are correct
  • b) 1 and 2 are correct
  • c) 1 and 3 are correct
  • d) 2 and 4 are correct

Answer: 1, 2 and 3 are correct

 

Question:

  • a) Statement -1 is True, Statement-2 is False.
  • b) Statement-1 is True, Statement-2 is True; Statement-2 is a correct explanation for Statement-1.
  • c) Statement -1 is False, Statement-2 is True.
  • d) Statement-1 is True, Statement-2 is True; Statement-2 is NOT a correct explanation for Statement-1.

Answer: Statement -1 is True, Statement-2 is False.

 

Question:

  • a) Statement-1 is True, Statement-2 is True; Statement-2 is a correct explanation for Statement-1.
  • b) Statement-1 is True, Statement-2 is True; Statement-2 is NOT a correct explanation for Statement-1.
  • c) Statement -1 is False, Statement-2 is True.
  • d) Statement -1 is True, Statement-2 is False.

Answer: Statement-1 is True, Statement-2 is True; Statement-2 is a correct explanation for Statement-1.

 

Question:

  • a) Statement -1 is True, Statement-2 is False.
  • b) Statement -1 is False, Statement-2 is True.
  • c) Statement-1 is True, Statement-2 is True; Statement-2 is NOT a correct explanation for Statement-1.
  • d) Statement-1 is True, Statement-2 is True; Statement-2 is a correct explanation for Statement-1.

Answer: Statement -1 is True, Statement-2 is False.

MCQs for Vector Algebra Mathematics Full Syllabus

Expert teachers of studiestoday have referred to NCERT book for Full Syllabus Mathematics to develop the Mathematics Full Syllabus MCQs. If you download MCQs with answers for the above chapter you will get higher and better marks in Full Syllabus test and exams in the current year as you will be able to have stronger understanding of all concepts. Daily Multiple Choice Questions practice of Mathematics will help students to have stronger understanding of all concepts and also make them expert on all critical topics. After solving the questions given in the MCQs which have been developed as per latest books also refer to the NCERT solutions for Full Syllabus Mathematics. We have also provided lot of MCQ questions for Full Syllabus Mathematics so that you can solve questions relating to all topics given in each chapter. After solving these you should also refer to Full Syllabus Mathematics MCQ Test for the same chapter.

Where can I download latest JEE (Main) MCQs for Full Syllabus Mathematics Vector Algebra

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