Mathematics Practice Tests 3

Created by Ali Durrani

NET Practice

Math Practice Test 3

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1 / 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

2 / 100

Category: Math Ch 3 Class 12

a

b

c

d

3 / 100

Category: Math Ch 3 Class 12

a

b

c

d

4 / 100

Category: Math Ch 4 Class 12

. Altitudes of a triangle are:

Parallel

Perpendicular

Concurrent

Non Concurrent

5 / 100

Category: Math

The additive identity in set of complex number is

(0,0)

(0,1)

(1,0)

(1,1)

6 / 100

Category: Math Ch 8

a

b

c

d

7 / 100

Category: Math Ch 6

. An infinite geometric series is divergent if

|?| < 1

|?| ≠ 1

? = 0

|?| > 1

8 / 100

Category: Math Ch 7

a

b

c

d

9 / 100

Category: Math Ch 4 Class 12

a

b

c

d

10 / 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

11 / 100

Category: Math Ch 7

a

b

c

d

12 / 100

Category: Math Ch 1 Class 12

a

b

c

d

13 / 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

14 / 100

Category: Math Ch 4 Class 12

In the normal form, ????? + ????? = ? the value of ? is

Positive

Negative

positive or negative

Zero

15 / 100

Category: Math Ch 7 Class 12

a

b

c

d

16 / 100

Category: Math Ch 1 Class 12

a

b

c

d

17 / 100

Category: Math Ch 4

The equation in which variable occurs in exponent , called:

Exponential function

Quadratic equation

Reciprocal equation

Exponential equation

18 / 100

Category: Math Ch 3

Which of the property does not hold matrix multiplication?

Associative

Commutative

Closure

Inverse

19 / 100

Category: Math Ch 3

53. The inverse of unit matrix is:

Unit

Singular

Skew Symmetri

rectangular

20 / 100

Category: Math Ch 14

12. General solution of every trigonometric equation consists of :

One solution only

two solutions

infinitely many solutions

no real solution

21 / 100

Category: Math Ch 6

a

b

c

d

22 / 100

Category: Math Ch 9

3600th part of ?° is equal to

1’

1’’

60’’

3600’’

23 / 100

Category: Math Ch 7 Class 12

The vector whose magnitude is 1 is called

Null vector

unit vector

free vector

scalar

24 / 100

Category: Math Ch 7 Class 12

a

b

c

d

25 / 100

Category: Math Ch 3 Class 12

a

b

c

d

26 / 100

Category: Math Ch 12

A triangle which is not right is called:

Oblique triangle

Isosceles triangle

Scalene triangle

Right isosceles

27 / 100

Category: Math Ch 4

The product of all four fourth roots of unity is:

Unity

0

-1

None

28 / 100

Category: Math Ch 1 Class 12

a

b

c

d

29 / 100

Category: Math Ch 3 Class 12

a

b

c

d

30 / 100

Category: Math Ch 3 Class 12

a

b

c

d

31 / 100

Category: Math Ch 4

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

Additive inverse

equal to

square of

None of these

32 / 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

33 / 100

Category: Math Ch 7

Sample space for tossing a coin is:

{?}

{?, ?}

34 / 100

Category: Math Ch 5 Class 12

The number of variables in ?? + ?? ≤ ? are

1

2

3

4

35 / 100

Category: Math Ch 5

(? + ?)(? + ?) = ?^? + ?? + ?? is a/an:

Conditional equation

an identity

proper rational fraction

a formula

36 / 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

37 / 100

Category: Math Ch 1 Class 12

The quantity which is used as a variable as well as constant is called

Parameter

Constant

Real Number

None of these

38 / 100

Category: Math Ch 4 Class 12

The Normal form of the equation of the straight line is

? = ?? + ?

? − ?1 = ?(? − ?1)

?/?+?/?= 1

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

39 / 100

Category: Math Ch 4 Class 12

? = ? is the straight line

Bisecting I & III

parallel to ? − ????

bisecting II & IV

parallel to ? − ????

40 / 100

Category: Math Ch 7 Class 12

a

b

c

d

41 / 100

Category: Math Ch 7 Class 12

If any two vectors of scalar triple product are equal, then its value is equal to

1

0

-1

2

42 / 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

43 / 100

Category: Math Ch 12

Which can be reduced to Pythagoras theorem,

Law of sine

law of cosine

law of tangents

Half angle formulas

44 / 100

Category: Math Ch 4

a

b

c

d

45 / 100

Category: Math Ch 3 Class 12

a

b

c

d

46 / 100

Category: Math Ch 2 Class 12

The notation ??(?) or ?? is used by

Leibnitz

Newton

Lagrange

Cauchy

47 / 100

Category: Math Ch 7 Class 12

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

Parallel

orthogonal

reciprocal

equal

48 / 100

Category: Math Ch 6 Class 12

The circle whose radius is zero is called:

Unit circle

point circle

circumcircle

in-circle

49 / 100

Category: Math Ch 10

Angles associated with basic angles of measure ? to a right angle or its multiple are
called:

Coterminal angle

angle in standard position

Allied angle

obtuse angle

50 / 100

Category: Math Ch 9

1 radian is equal to:

57.296°

5.7296°

175.27°

17.5276

51 / 100

Category: Math Ch 5

A quadratic factor which cannot written as a product of linear factors with real coefficients is
called:

An irreducible factor

reducible factor

an irrational factor

an improper factor

52 / 100

Category: Math Ch 13

a

b

c

d

53 / 100

Category: Math Ch 3

In echelon form of matrix, the first non zero entry is called:

Leading entry

first entry

preceding entry

Diagonal entry

54 / 100

Category: Math Ch 2 Class 12

a

b

c

d

55 / 100

Category: Math Ch 7

a

b

c

d

56 / 100

Category: Math Ch 2 Class 12

a

b

c

d

57 / 100

Category: Math Ch 13

a

b

c

d

58 / 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

59 / 100

Category: Math Ch 4

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

Multiplicative inverse

reciprocal

square

None of these

60 / 100

Category: Math

A diagram which represents a set is called______

Venn’s

Argand

Plane

None

61 / 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

62 / 100

Category: Math Ch 4 Class 12

A four sided polygon (quadrilateral) having two parallel and non-parallel sides is called

Square

rhombus

trapezium

||gram

63 / 100

Category: Math Ch 7 Class 12

a

b

c

d

64 / 100

Category: Math Ch 1 Class 12

If a graph express a function , then a vertical line must cut the graph at

One point only

Two points

More than one point

No point

65 / 100

Category: Math Ch 6 Class 12

The focal chord is a chord which is passing through

Vertex

Focus

Origin

None of these

66 / 100

Category: Math Ch 4 Class 12

If all the sides of four sided polygon are equal but the four angles are not equal to ??° each
then it is a

Kite

rhombus

||gram

trapezoid

67 / 100

Category: Math Ch 6 Class 12

The line perpendicular to the tangent at any point ?(?, ?) is known as;

Tangent line

Normal at ?

Slope of tangent

None of these

68 / 100

Category: Math Ch 2 Class 12

a

b

c

d

69 / 100

Category: Math Ch 9

60th part of ?° is equal to

One second

One minute

1 Radian

? radian

70 / 100

Category: Math Ch 1 Class 12

The inverse of a function exists only if it is

an into function

an onto function

(1-1) and into function

None of these

71 / 100

Category: Math Ch 3

Inverse of a matrix exists if it is:

Singular

Null

Rectangular

Non-singular

72 / 100

Category: Math Ch 9

If the rotation of the angle is counter clock wise, then angle is:

Negative

Positive

Non-Negative

None of these

73 / 100

Category: Math Ch 12

When we look an object above the horizontal ray, the angle formed is called angle of:

Elevation

depression

incidence

reflects

74 / 100

Category: Math Ch 7

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

120

60

24

15

75 / 100

Category: Math Ch 14

a

b

c

d

76 / 100

Category: Math Ch 5

A quadratic factor which cannot written as a product of linear factors with real coefficients is
called:

An irreducible factor

reducible factor

an irrational factor

an improper factor

77 / 100

Category: Math Ch 12

a

b

c

d

78 / 100

Category: Math Ch 7 Class 12

a

b

c

d

79 / 100

Category: Math Ch 3 Class 12

a

b

c

d

80 / 100

Category: Math Ch 13

a

b

c

d

81 / 100

Category: Math Ch 3 Class 12

a

b

c

d

82 / 100

Category: Math Ch 14

a

b

c

d

83 / 100

Category: Math Ch 8

a

b

c

d

84 / 100

Category: Math Ch 3 Class 12

To determine the area under the curve by the use of integration , the idea was given by

Newton

Archimedes

Leibnitz

Taylor

85 / 100

Category: Math Ch 7

A coin is tossed 5 times , then ?(?) is equal to:

32

25

10

20

86 / 100

Category: Math Ch 7 Class 12

a

b

c

d

87 / 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

88 / 100

Category: Math Ch 3 Class 12

a

b

c

d

89 / 100

Category: Math Ch 2 Class 12

a

b

c

d

90 / 100

Category: Math Ch 12

To solve an oblique triangle we use:

Law of Sine

Law of Cosine

Law of Tangents

All of these

91 / 100

Category: Math

A compound proposition which is always wrong is called:

Tautology

contradiction

absurdity

contingency

92 / 100

Category: Math Ch 7 Class 12

a

b

c

d

93 / 100

Category: Math Ch 4 Class 12

If line ? intersects ? − ???? at a point (?, ?) , then the ? − ????????? of the line ? is:

-3

0

3

1/3

94 / 100

Category: Math Ch 9

Angles with same initial and terminal sides are called:

Acute angles

Allied Angles

Coterminal angles

Quadrentel angles

95 / 100

Category: Math Ch 14

a

b

c

d

96 / 100

Category: Math Ch 13

a

b

c

d

97 / 100

Category: Math Ch 4 Class 12

The point-slope form of the equation of straight line is

? = ?? + ?

? − ?1 = ?(? − ?1)

?/?+?/?= 1

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

98 / 100

Category: Math Ch 4 Class 12

a

b

c

d

99 / 100

Category: Math Ch 1 Class 12

a

b

c

d

100 / 100

Category: Math Ch 8

a

b

c

d

Your score is

The average score is 54%

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The additive identity in set of complex number is