Mathematics Practice Tests 4

NET Practice

Math Practice Test 4

1 / 100

Category: Math Ch 5 Class 12

The graph of corresponding linear equation of the linear inequality is a line called________

Boundary line

horizontal line

vertical line

inclined line

2 / 100

Category: Math Ch 3

The element ??? of any matrix A is present in:

? ?ℎ row and ? ?ℎ column

? ?ℎ column and ? ?ℎ row

(? + ?)?ℎ row and column

3 / 100

Category: Math

Every function is:

Relation

inverse function

one to one

none of these

4 / 100

Category: Math Ch 5 Class 12

The feasible solution which maximizes or minimizes the objective function is called

Exact solution

optimal solution

final solution

objective function

5 / 100

Category: Math Ch 1

For all ? ∈ ? , ? = ? is …. Property.

Reflexive

Symmetric

Transitive

Trichotomy

6 / 100

Category: Math Ch 12

a

b

c

d

7 / 100

Category: Math Ch 7 Class 12

a

b

c

d

8 / 100

Category: Math Ch 4

11. ???^? + ???^? =

0

-16

16

-1

9 / 100

Category: Math Ch 12

a

b

c

d

10 / 100

Category: Math Ch 11

Period of ???? is

?

2?

−2?

?/ 2

11 / 100

Category: Math Ch 1 Class 12

. The graph of linear equation is always a

Straight line

parabola

circle

cube

12 / 100

Category: Math Ch 9

Angles with same initial and terminal sides are called:

Acute angles

Allied Angles

Coterminal angles

Quadrentel angles

13 / 100

Category: Math Ch 7

a

b

c

d

14 / 100

Category: Math Ch 4 Class 12

The point where the medians of a triangle intersect is called_________ of the triangle.

Centroid

centre

orthocenter

circumference

15 / 100

Category: Math Ch 10

a

b

c

d

16 / 100

Category: Math Ch 12

a

b

c

d

17 / 100

Category: Math Ch 13

a

b

c

d

18 / 100

Category: Math Ch 3

The horizontal lines of numbers in a matrix are called:

Columns

Rows

Column matrix

Row matrix

19 / 100

Category: Math Ch 2 Class 12

a

b

c

d

20 / 100

Category: Math Ch 9

?° is equal to

30 minutes

60 minutes

1/60 minutes

1/2 minutes

21 / 100

Category: Math Ch 2

? ∪ ? = ? ∩ ? then ? is equal to

?

?′

22 / 100

Category: Math Ch 3

a

b

c

d

23 / 100

Category: Math Ch 7 Class 12

a

b

c

d

24 / 100

Category: Math Ch 3 Class 12

a

b

c

d

25 / 100

Category: Math Ch 9

??°??′ equal to

16.5°

32°/2

16.05°

16.2°

26 / 100

Category: Math Ch 7 Class 12

Parallelogram law of vector addition to describe the combined action of two forces, was used
by

Cauchy

Aristotle

Alkhwarzmi

Leibnitz

27 / 100

Category: Math Ch 13

a

b

c

d

28 / 100

Category: Math Ch 7

A card is drawn from a deck of 52 playing cards. The probability of card that it is an ace card is:

2 /13

4 /13

1 /13

17 /13

29 / 100

Category: Math Ch 7

a

b

c

d

30 / 100

Category: Math Ch 4

a

b

c

d

31 / 100

Category: Math Ch 13

a

b

c

d

32 / 100

Category: Math Ch 7 Class 12

a

b

c

d

33 / 100

Category: Math Ch 4 Class 12

A line bisecting 2nd and 4th quadrants has inclination:

0°

45°

135°

∞

34 / 100

Category: Math Ch 3

a

b

c

d

35 / 100

Category: Math Ch 9

Two rays with a common starting point form:

Triangle

Angle

Radian

Minute

36 / 100

Category: Math Ch 6 Class 12

The ratio of the distance of a point from the focus to distance from the directrix is denoted by

?

e

37 / 100

Category: Math Ch 3

a

b

c

d

38 / 100

Category: Math Ch 11

Range of ? = ???? is

?

−1 ≤ ? ≤ 1

?

? − {0}

39 / 100

Category: Math Ch 5 Class 12

Solution space consisting of all feasible solutions of system of linear in inequalities is called

Feasible solution

Optimal solution

Feasible region

General solution

40 / 100

Category: Math Ch 4 Class 12

The two intercepts form of the equation of the straight line is

? = ?? + ?

? − ?1 = ?(? − ?1)

?/?+?/?= 1

????? + ????? = p

41 / 100

Category: Math Ch 6 Class 12

The circle whose radius is zero is called:

Unit circle

point circle

circumcircle

in-circle

42 / 100

Category: Math Ch 7 Class 12

a

b

c

d

43 / 100

Category: Math Ch 13

a

b

c

d

44 / 100

Category: Math Ch 7 Class 12

The vector whose magnitude is 1 is called

Null vector

unit vector

free vector

scalar

45 / 100

Category: Math Ch 7 Class 12

The vector whose initial point is at the origin and terminal point is ? , is called

Null vector

unit vector

position vector

normal vector

46 / 100

Category: Math Ch 4 Class 12

The Normal form of the equation of the straight line is

? = ?? + ?

? − ?1 = ?(? − ?1)

?/?+?/?= 1

????? + ????? = p

47 / 100

Category: Math Ch 9

60th part of ?° is equal to

One second

One minute

1 Radian

? radian

48 / 100

Category: Math Ch 5 Class 12

a

b

c

d

49 / 100

Category: Math Ch 4

Product of cube roots of -1 is:

0

1

-1

None

50 / 100

Category: Math Ch 1 Class 12

a

b

c

d

51 / 100

Category: Math Ch 7

The number of diagonals in 10-sided figure is

10

10?2

10?2 − 10

45

52 / 100

Category: Math Ch 7

a

b

c

d

53 / 100

Category: Math Ch 6

a

b

c

d

54 / 100

Category: Math Ch 5

A mixed form of fraction is :

An integer+ improper fraction

a polynomial+improper fraction

a polynomial+proper fraction

a polynomial+rational fraction

55 / 100

Category: Math Ch 3 Class 12

a

b

c

d

56 / 100

Category: Math Ch 6 Class 12

Two conics always intersect each other in ______ points

No

one

two

four

57 / 100

Category: Math Ch 5 Class 12

The graph of a linear equation of the form ?? + ?? = ? is a line which divides the whole
plane into ______ disjoints parts.

Two

four

more than four

infinitely many

58 / 100

Category: Math Ch 4

If sum of all cube roots of unity is equal to ?^? + ? , then ? is equal to:

−1

0

±?

1

59 / 100

Category: Math Ch 7 Class 12

a

b

c

d

60 / 100

Category: Math Ch 4

The sum of all four fourth roots of 16 is:

16

-16

0

1

61 / 100

Category: Math Ch 1 Class 12

a

b

c

d

62 / 100

Category: Math Ch 2

If ? ⊆ ? then ?(? ∩ ?) =

?(?)

?(?) + ?(?)

?(?). ?(?)

63 / 100

Category: Math Ch 1 Class 12

The term “Function” was recognized by______ to describe the dependence of one quantity
to another.

Lebnitz

Euler

Newton

Lagrange

64 / 100

Category: Math Ch 9

Two rays with a common starting point form:

Triangle

Angle

Radian

Minute

65 / 100

Category: Math Ch 4

The complex cube roots of unity are………………. each other.

Multiplicative inverse

reciprocal

square

None of these

66 / 100

Category: Math Ch 5 Class 12

The graph of corresponding linear equation of the linear inequality is a line called________

Boundary line

hor izontal line

vertical line

inclined line

67 / 100

Category: Math Ch 3

Any matrix A is called singular if:

|?| = 0

|?| ≠ 0

? ^? = ?

??^−1 = ?

68 / 100

Category: Math Ch 7 Class 12

a

b

c

d

69 / 100

Category: Math Ch 13

a

b

c

d

70 / 100

Category: Math Ch 1

For any complex number ?, it is always true that |?| is equal to:

|?|

| − ?|

all of these

71 / 100

Category: Math Ch 2

The graph of linear function is :

Circle

straight line

parabola

triangle

72 / 100

Category: Math Ch 3

a

b

c

d

73 / 100

Category: Math Ch 7 Class 12

The vector whose magnitude is 1 is called

Null vector

unit vector

free vector

scalar

74 / 100

Category: Math Ch 5 Class 12

a

b

c

d

75 / 100

Category: Math Ch 4 Class 12

The straight line which passes through one vertex and perpendicular to opposite side is
called:

Median

altitude

perpendicular bisector

normal

76 / 100

Category: Math Ch 7 Class 12

a

b

c

d

77 / 100

Category: Math Ch 8

a

b

c

d

78 / 100

Category: Math Ch 3

8. If a matrix A has only one column then it is called:

Row vector

Column vector

square matrix

Rectangle matrix

79 / 100

Category: Math Ch 2

The number of all subsets of a set having three elements is:

4

6

8

10

80 / 100

Category: Math Ch 7 Class 12

The lines joining the mid-points of any two sides of a triangle is always _____to the third side.

Equal

Parallel

perpendicular

base

81 / 100

Category: Math Ch 10

a

b

c

d

82 / 100

Category: Math Ch 3 Class 12

a

b

c

d

83 / 100

Category: Math Ch 1

The multiplicative inverse of (?, −?) is:

(− 4/65, −7/65)

(− 4/65,7/65 )

( 4/65, −7/65 )

(4/65,7/65 )

84 / 100

Category: Math Ch 3

14. The matrix [?] is :

Square matrix

row matrix

column matrix

all of these

85 / 100

Category: Math Ch 7 Class 12

a

b

c

d

86 / 100

Category: Math Ch 7 Class 12

If the cross product of two vectors is zero, then the vectors must be

Parallel

orthogonal

reciprocal

Non coplanar

87 / 100

Category: Math Ch 4 Class 12

The centroid of a triangle divides each median in the ration of

2:1

1:2

1:1

None of these

88 / 100

Category: Math Ch 5

A mixed form of fraction is :

An integer+ improper fraction

a polynomial+improper fraction

a polynomial+proper fraction

a polynomial+rational fraction

89 / 100

Category: Math Ch 5 Class 12

(0,0) is satisfied by

? − ? < 10

2? + 5? > 10

? − ? ≥ 13

None

90 / 100

Category: Math Ch 7

a

b

c

d

91 / 100

Category: Math Ch 3

The horizontal lines of numbers in a matrix are called:

Columns

Rows

Column matrix

Row matrix

92 / 100

Category: Math Ch 3 Class 12

a

b

c

d

93 / 100

Category: Math Ch 4 Class 12

The straight line which passes through one vertex and perpendicular to opposite side is
called:

Median

altitude

perpendicular bisector

normal

94 / 100

Category: Math Ch 4 Class 12

The centroid of a triangle divides each median in the ration of

2:1

1:2

1:1

None of these

95 / 100

Category: Math Ch 3

Which of the property does not hold matrix multiplication?

Associative

Commutative

Closure

Inverse

96 / 100

Category: Math

The symbol which is used to denote negation of a proposition is

~

→

∧

∨

97 / 100

Category: Math Ch 9

3600th part of ?° is equal to

1’

1’’

60’’

3600’’

98 / 100

Category: Math

Inverse of any element of a group is:

Not unique

unique

has many inverses

none of these

99 / 100

Category: Math Ch 14

An equation containing at least one trigonometric function is called:

Trigonometric function

Trigonometric equation

Trigonometric value

None

100 / 100

Category: Math Ch 7

. The number of ways for sitting 4 persons in a train on a straight sofa is:

24

6

4

None of these.

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