Mathematics Practice Tests 3

Created by Ali Durrani

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Math Practice Test 3

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1 / 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

2 / 100

Category: Math Ch 4 Class 12

a

b

c

d

3 / 100

Category: Math Ch 3

. The additive inverse of a matrix exist only if it is:

Singular

non singular

null matrix

any matrix of order ? × n

4 / 100

Category: Math Ch 10

a

b

c

d

5 / 100

Category: Math Ch 4

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

−1

0

±?

1

6 / 100

Category: Math Ch 5

Which is a reducible factor:

?^3 − 6?^2 + 8?

?^2 + 16?

?^2 + 5? − 6

all of these

7 / 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

8 / 100

Category: Math Ch 3

If the system of linear equations have no solution at all, then it is called a/an

Consistent system

Inconsistent system

Trivial System

Non Trivial System

9 / 100

Category: Math Ch 7

a

b

c

d

10 / 100

Category: Math Ch 1 Class 12

a

b

c

d

11 / 100

Category: Math Ch 12

a

b

c

d

12 / 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

13 / 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

14 / 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 ?,

15 / 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

16 / 100

Category: Math Ch 1 Class 12

a

b

c

d

17 / 100

Category: Math Ch 13

a

b

c

d

18 / 100

Category: Math Ch 9

Straight line angle is equal to

1/2 ????????

? radian

180°

All of these

19 / 100

Category: Math Ch 2 Class 12

A point where 1st derivative of function is zero , is called

Stationary point

corner point

point of concurrency

common point

20 / 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

21 / 100

Category: Math Ch 7 Class 12

a

b

c

d

22 / 100

Category: Math Ch 1 Class 12

a

b

c

d

23 / 100

Category: Math

2

6

4

8

24 / 100

Category: Math Ch 8

a

b

c

d

25 / 100

Category: Math Ch 4

The product of all four fourth roots of unity is:

Unity

0

-1

None

26 / 100

Category: Math Ch 4

9. Sum of all cube roots of 64 is :

0

1

64

-64

27 / 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

28 / 100

Category: Math Ch 13

a

b

c

d

29 / 100

Category: Math Ch 9

a

b

c

d

30 / 100

Category: Math Ch 9

Conversion of ??. ???° to ?°?′?′′ form is:

21°25’6’’

21°40′27′′

21°15′22′′

21°30′2′′

31 / 100

Category: Math Ch 7 Class 12

a

b

c

d

32 / 100

Category: Math Ch 4 Class 12

The slope of the line ?? + ?? + ? = ? is

?/?

–?/?

?/?

–?/a

33 / 100

Category: Math Ch 1

Golden rule of fraction is that for ? ≠ ?, ?/? =

??/??

??/?

??/b

34 / 100

Category: Math Ch 13

a

b

c

d

35 / 100

Category: Math Ch 7 Class 12

A point P in space has __________ coordinates.

1

2

3

infinitely many

36 / 100

Category: Math Ch 7 Class 12

a

b

c

d

37 / 100

Category: Math Ch 6 Class 12

The set of points which are equal distance from a fixed point is called:

Circle

Parabola

Ellipse

Hyperbola

38 / 100

Category: Math Ch 6

An infinite geometric series is convergent if

|?| > 1

|?| = 1

|?| ≥ 1

|?| < 1

39 / 100

Category: Math Ch 4 Class 12

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

Centroid

centre

orthocenter

circumference

40 / 100

Category: Math Ch 2 Class 12

a

b

c

d

41 / 100

Category: Math Ch 6 Class 12

The midpoint of the foci of the ellipse is its

Vertex

Centre

Directrix

None of these

42 / 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

43 / 100

Category: Math Ch 3

In a homogeneous system of linear equations , the solution (0,0,0) is:

Trivial solution

non trivial solution

exact solution

anti symmetric

44 / 100

Category: Math Ch 7 Class 12

a

b

c

d

45 / 100

Category: Math Ch 3

The horizontal lines of numbers in a matrix are called:

Columns

Rows

Column matrix

Row matrix

46 / 100

Category: Math Ch 3

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

Row vector

Column vector

square matrix

Rectangle matrix

47 / 100

Category: Math Ch 3

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

? × ?

? + ?

??

48 / 100

Category: Math Ch 12

a

b

c

d

49 / 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 ?, y

50 / 100

Category: Math Ch 10

a

b

c

d

51 / 100

Category: Math Ch 3 Class 12

a

b

c

d

52 / 100

Category: Math Ch 4 Class 12

. Altitudes of a triangle are:

Parallel

Perpendicular

Concurrent

Non Concurrent

53 / 100

Category: Math Ch 2 Class 12

a

b

c

d

54 / 100

Category: Math Ch 3

The main diagonal elements of a skew symmetric matrix must be:

1

0

any non-zero number

any complex number

55 / 100

Category: Math Ch 2 Class 12

a

b

c

d

56 / 100

Category: Math Ch 7 Class 12

a

b

c

d

57 / 100

Category: Math Ch 6

a

b

c

d

58 / 100

Category: Math Ch 8

a

b

c

d

59 / 100

Category: Math Ch 9

1° is equal to

360′′

3600′′

( 1 /360 )′

60′′

60 / 100

Category: Math Ch 6 Class 12

a

b

c

d

61 / 100

Category: Math Ch 9

One right angle is equal to

?/2 ??????

90°

1/4 ????????

All of these

62 / 100

Category: Math Ch 4

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

Multiplicative inverse

reciprocal

square

None of these

63 / 100

Category: Math Ch 12

a

b

c

d

64 / 100

Category: Math Ch 4

Degree of quadratic equation is:

0

1

2

3

65 / 100

Category: Math Ch 3 Class 12

a

b

c

d

66 / 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

67 / 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

68 / 100

Category: Math Ch 3 Class 12

a

b

c

d

69 / 100

Category: Math Ch 3

a

b

c

d

70 / 100

Category: Math Ch 6

An arrangement of numbers according to some definite rule is called:

Sequence

Combination

Series

Permutation

71 / 100

Category: Math Ch 6 Class 12

The angle inscribed in semi-circle is:

?/2

?/3

?/4

None of these

72 / 100

Category: Math Ch 9

??°??′ equal to

16.5°

32°/2

16.05°

16.2°

73 / 100

Category: Math Ch 10

a

b

c

d

74 / 100

Category: Math Ch 7 Class 12

a

b

c

d

75 / 100

Category: Math Ch 7 Class 12

a

b

c

d

76 / 100

Category: Math Ch 14

An equation containing at least one trigonometric function is called:

Trigonometric function

Trigonometric equation

Trigonometric value

None

77 / 100

Category: Math Ch 1 Class 12

a

b

c

d

78 / 100

Category: Math Ch 5 Class 12

(0,0) is satisfied by

? − ? < 10

2? + 5? > 10

? − ? ≥ 13

None

79 / 100

Category: Math Ch 10

a

b

c

d

80 / 100

Category: Math Ch 5 Class 12

The non-negative constraints are also called

Decision variable

Convex variable

Decision constraints

concave variable

81 / 100

Category: Math Ch 3 Class 12

a

b

c

d

82 / 100

Category: Math

Which of the following is not a binary operation :

+

×

√

–

83 / 100

Category: Math Ch 2 Class 12

a

b

c

d

84 / 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

85 / 100

Category: Math Ch 7 Class 12

a

b

c

d

86 / 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

87 / 100

Category: Math Ch 7 Class 12

If ? be the set of real numbers, then the Cartesian plane is defined as

?2 = {(?2, ?2): ?, ? ∈ ?}

R2 = {(?, ?): ?, ? ∈ ?}

?2 = {(?, ?): ?, ? ∈ ?, ? = −?}

?2 = {(?, ?): ?, ? ∈ ?, ? = ?}

88 / 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

89 / 100

Category: Math Ch 7

a

b

c

d

90 / 100

Category: Math Ch 7 Class 12

a

b

c

d

91 / 100

Category: Math Ch 7

a

b

c

d

92 / 100

Category: Math Ch 12

a

b

c

d

93 / 100

Category: Math Ch 14

a

b

c

d

94 / 100

Category: Math Ch 7 Class 12

a

b

c

d

95 / 100

Category: Math

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

(b) (c) (d)

Terminating

Non-Terminating

Recurring

Non recurring

96 / 100

Category: Math Ch 8

a

b

c

d

97 / 100

Category: Math

Every recurring decimal is

a rational number

an irrational number

a prime number

a whole number

98 / 100

Category: Math Ch 3 Class 12

a

b

c

d

99 / 100

Category: Math Ch 3 Class 12

a

b

c

d

100 / 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

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