Vector and Matrix Quantities
1) Classify whether the quantity 10 kg is
- Scalar
- Co initial vectors
- Unit
- Vector
Answer: Scalar
2) Classify whether 10 meters north is
- Scalar
- Vector
- Unit
- Co intial vectors
Answer: Vector
3) Classify whether 10 Newton is
- Unit
- Scalar
- Vector
- Co initial vectors
Answer: Vector
4) Classify whether 10²³ coulomb is
- Co initial vectors
- Scalar
- Vector
- Unit
Answer: Scalar
5) Let a and b are given vectors such that
- -ab
- 1
- ab
- 0
Answer: ab
6) Let a and b are given vectors such that
- -ab
- 0
- ab
- 1
Answer: -ab
7) Let a and b are given vectors such that
- a
- c
- d
- b
Answer: a
8) Find angle between two vectors.
- 1/8
- 1/4
- 1/3
- 1/2
Answer: 1/2
9) Find the projection of the vector.
- c
- b
- d
- a
Answer: c
10) Identify the law vectors.
- Trapezoidal law of vectors
- Law of vectors
- Quadrilateral law of vectors
- Parallelogram law of vectors
Answer: Parallelogram law of vectors
11) If the following vectors represented by the side of the triangle taken in order by then
- a
- d
- c
- b
Answer: b
12) Simplify the following vectors.
- c
- a
- d
- b
Answer: a
13) If the diagonals of a parallelogram are equal then it is?
- Rectangle
- Parallelogram
- Rhombus
- Trapezium
Answer: Rectangle
14) If the vectors are parallel to the same plane then it is
- Collinear
- Non coplanar
- Non collinear
- Coplanar
Answer: Coplanar
15) Which of the following is external section formula?
- b
- c
- d
- a
Answer: d
16) Consider the given vectors a and b.
- π/3
- π/2
- 6π/7
- 2π/3
Answer: 2π/3
17) Consider the given vectors a and b.
- 3
- 5
- 4
- 8
Answer: 4
18) Consider the given vectors a and b.
- Non parallel
- Perpendicular
- Parallel
- Collinear
Answer: Perpendicular
19) Consider the given vectors a and b.
- a
- c
- b
- d
Answer: a
20) Let ab given vectors then
- √99
- √95
- √91
- √93
Answer: √91
21) From the product of given two vectors.
- 7, 17/2
- 3, 97/7
- 5, 57/2
- 3, 27/2
Answer: 3, 27/2
22) Given magnitude and product of two vectors then
- 9
- 5
- 6
- 2
Answer: 5
23) Let a and b are two vectors.
- 0 < x > 7/ 2
- 0 >x > 1/ 3
- 0 < x < 1/ 2
- 0 < x < -1/ 2
Answer: 0 < x < 1/ 2
24) For the given vectors.
- 5/7
- 4/7
- 5/9
- 8/7
Answer: 8/7
25) Here which of the following represents the linear combination of vectors?
- Both 1 and 2
- Both 1 and 2
- Both 2 and 4
- Both 2 and 3
Answer: Both 1 and 2
26) Find the unit vector parallel to the vector?
- a
- c
- b
- d
Answer: c
27) Find the magnitude of vector?
- 9
- 6
- 7
- 5
Answer: 5
28) Find the value of x, y, z
- (-2 , - 2 , -1)
- (2 , 2 , 1)
- (5 , 7 , 1)
- (-2 , -2 , 1)
Answer: (2 , 2 , 1)
29) Find the magnitude of
- 7
- 3
- 5
- 9
Answer: 7
30) How can we define.
- b
- c
- d
- a
Answer: c