Mathematics Practice Tests 4 - PLS Academy

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Created by Ali Durrani

NET Practice

Math Practice Test 4

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1 / 100

Category: Math Ch 3 Class 12

2 / 100

Category: Math Ch 4 Class 12

The straight line which passes through one vertex and though the mid-point of the opposite
side is called:

Median

altitude

perpendicular bisector

normal

3 / 100

Category: Math Ch 4 Class 12

If the equations of the sides of a triangle are given then the intersection of any two lines in
pairs gives ________ the triangles.

Vertices

centre

mid-points of sides

centriod

4 / 100

Category: Math Ch 7 Class 12

5 / 100

Category: Math Ch 7 Class 12

6 / 100

Category: Math Ch 2 Class 12

7 / 100

Category: Math Ch 9

??°??′ equal to

16.5°

32°/2

16.05°

16.2°

8 / 100

Category: Math Ch 6 Class 12

Focus of the ellipse always lies on the

Minor axis

Major axi

Directrix

None of these

9 / 100

Category: Math Ch 3 Class 12

10 / 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

11 / 100

Category: Math Ch 2 Class 12

12 / 100

Category: Math Ch 5

13 / 100

Category: Math Ch 6 Class 12

Which one is related to circle

? = 1

? > 1

? < 1

? = 0

14 / 100

Category: Math Ch 4

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

Additive inverse

equal to

square of

None of these

15 / 100

Category: Math Ch 9

The system of angular measurement in which the angle is measured in radian is called:

Sexagesimal System

Circular System

English System

Gradient System

16 / 100

Category: Math Ch 2 Class 12

17 / 100

Category: Math Ch 2

Every function is:

Relation

inverse function

one to one

none of these

18 / 100

Category: Math Ch 3

54. Transpose of a row matrix is:

Diagonal matrix

zero matrix

column matrix

scalar matrix

19 / 100

Category: Math Ch 7 Class 12

Two vectors are said to be negative of each other if they have the same magnitude and
__________direction.

Same

opposite

negative

parallel

20 / 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

21 / 100

Category: Math Ch 1 Class 12

. The graph of linear equation is always a

Straight line

parabola

circle

cube

22 / 100

Category: Math Ch 13

23 / 100

Category: Math Ch 6

The interval in which series ? + ?? + ??^? + ??^? + ⋯ is convergent if :

−2 < ? < 2 (

−1/2< ? <1/2

|2?| > 1

|?| < 1

24 / 100

Category: Math Ch 3

4. If a matrix A has ? rows and ? columns , then order of A is :

? × ?

? + ?

25 / 100

Category: Math Ch 7 Class 12

The vector whose magnitude is 1 is called

Null vector

unit vector

free vector

scalar

26 / 100

Category: Math Ch 8

27 / 100

Category: Math Ch 4

The sum of all four fourth roots of unity is:

Unity

-1

None

28 / 100

Category: Math Ch 7

A die is rolled , the probability of getting 3 or 5 is:

2/3

15/36

-15/36

1/36

29 / 100

Category: Math Ch 7

30 / 100

Category: Math Ch 2 Class 12

31 / 100

Category: Math Ch 5 Class 12

Corner point is also called

Origin

Focus

Vertex

Test point

32 / 100

Category: Math Ch 7 Class 12

33 / 100

Category: Math Ch 8

34 / 100

Category: Math Ch 13

35 / 100

Category: Math Ch 3 Class 12

∫ ?????? =

– ???? + ?

???? + ?

– ???? + ?

???? + c

36 / 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

37 / 100

Category: Math Ch 3

The vertical lines of numbers in a matrix are called:

Columns

Rows

Column matrix

Row matrix

38 / 100

Category: Math Ch 3

If a matrix A has same number of rows and columns then A is called:

Row vector

Column vector

square matrix

Rectangular matrix

39 / 100

Category: Math Ch 6 Class 12

The chord containing the centre of the circle is

Radius of circle

Diameter of circle

Area of circle

Tangent of circle

40 / 100

Category: Math Ch 6

41 / 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

42 / 100

Category: Math Ch 6

A sequence is also known as:

Real sequence

Progression

Arrangement

Complex sequence

43 / 100

Category: Math

A compound proposition which is always neither true nor false is called:

Tautology

contradiction

absurdity

contingency

44 / 100

Category: Math Ch 7

Probability of non-occurrence of an event E is equal to :

1 − ?(?)

?(?) + ?(? ?(?)

?(?)/ ?(?)

1 + ?(?)

45 / 100

Category: Math Ch 7 Class 12

46 / 100

Category: Math Ch 4

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

−1

±?

47 / 100

Category: Math Ch 3 Class 12

48 / 100

Category: Math Ch 7

49 / 100

Category: Math Ch 11

50 / 100

Category: Math Ch 6 Class 12

All lines through vertex and points on circle generate a

Circle

Ellipse

Circular cone

None of these

51 / 100

Category: Math Ch 13

52 / 100

Category: Math Ch 7 Class 12

53 / 100

Category: Math Ch 2 Class 12

54 / 100

Category: Math Ch 3

. If a matrix of order ? × ? then the matrix of order ? × ? is :

Transpose of A

Inverse of A

Main diagonal of A

Adjoint of A

55 / 100

Category: Math Ch 7

56 / 100

Category: Math Ch 12

57 / 100

Category: Math Ch 2 Class 12

58 / 100

Category: Math Ch 1 Class 12

59 / 100

Category: Math Ch 8

60 / 100

Category: Math Ch 2 Class 12

61 / 100

Category: Math Ch 4 Class 12

The point P in the plane that corresponds to the ordered pair (?, ?) is called:

????ℎ ?? (?, ?)

mid-point of ?, ?

???????? ?? ?, ?

ordinate of ?,

62 / 100

Category: Math Ch 7 Class 12

63 / 100

Category: Math

64 / 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

65 / 100

Category: Math Ch 3 Class 12

66 / 100

Category: Math Ch 5 Class 12

67 / 100

Category: Math Ch 4

9. Sum of all cube roots of 64 is :

-64

68 / 100

Category: Math Ch 9

69 / 100

Category: Math Ch 9

Sexagesimal system is also called

German System

English System

C.G.S System

SI System

70 / 100

Category: Math Ch 3 Class 12

?? ? > 0 ??? ? ≠ 1 ?ℎ?? , ∫ ?^??? =

?^ ? + ?

?^ ? ??? + ?

?^ ? /??? + ?

?^ (?+1) /?+1 + ?

71 / 100

Category: Math Ch 12

To solve an oblique triangle we use:

Law of Sine

Law of Cosine

Law of Tangents

All of these

72 / 100

Category: Math Ch 3

9. If a matrix A has same number of rows and columns then A is called:

Row vector

Column vector

square matrix

Rectangular matrix

73 / 100

Category: Math Ch 3

74 / 100

Category: Math Ch 4 Class 12

Line passes through the point of intersection of two line ?? and ?? is

?1?1 = ?2?2

?1 + ??2 = 0

?1 + ??2 = 1

None

75 / 100

Category: Math Ch 4

5. The equation in which variable occurs in exponent , called:

Exponential function

Quadratic equation

Reciprocal equation

Exponential equation

76 / 100

Category: Math Ch 10

77 / 100

Category: Math Ch 3 Class 12

78 / 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

79 / 100

Category: Math Ch 7 Class 12

80 / 100

Category: Math Ch 3

The horizontal lines of numbers in a matrix are called:

Columns

Rows

Column matrix

Row matrix

81 / 100

Category: Math Ch 7 Class 12

82 / 100

Category: Math Ch 7 Class 12

83 / 100

Category: Math Ch 3 Class 12

84 / 100

Category: Math Ch 6 Class 12

The chord containing the centre of the circle is

Radius of circle

Diameter of circle

Area of circle

Tangent of circle

85 / 100

Category: Math Ch 6 Class 12

The equation ?? + ?? = ? then circle is

Point Circle

Unit Circle

Real circle

Imaginary Circle

86 / 100

Category: Math Ch 2 Class 12

87 / 100

Category: Math Ch 1

A decimal which has a finite numbers of digits in its decimal part is called______ decimal.

Terminating

Non-Terminating

Recurring

Non recurring

88 / 100

Category: Math Ch 6 Class 12

The foci of hyperbola always lie on :

? − ????

?????????? ???s

? − ????

Conjugate axis

89 / 100

Category: Math Ch 6

90 / 100

Category: Math Ch 7

How many signals can be given by 5 flags of different colors , using 3 at a time

120

91 / 100

Category: Math Ch 14

All trigonometric functions are ……………….. functions.

Periodic

continues

injective

bijective

92 / 100

Category: Math Ch 5 Class 12

The symbols used for inequality are

93 / 100

Category: Math Ch 14

11. All trigonometric functions are ……………….. functions.

Periodic

continues

injective

bijective

94 / 100

Category: Math Ch 8

95 / 100

Category: Math Ch 6 Class 12

. Circle is the special case of :

Parabola

Hyperbola

Ellipse

None of these

96 / 100

Category: Math Ch 3

For any matrix A , it is always true that

? = ?^?

?^−1 = 1/A

|?| = |?^?|

– ? = ?̅

97 / 100

Category: Math Ch 9

One right angle is equal to

?/2 ??????

90°

1/4 ????????

All of these

98 / 100

Category: Math Ch 3 Class 12

99 / 100

Category: Math Ch 7

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

None of these.

100 / 100

Category: Math Ch 3

6. A matrix A is called real if all ??? are

Real numbers

complex numbers

Your score is

The average score is 55%

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