More Classes

5th Class
6th Class
7th Class
8th Class
9th Class
10th Class
11th Class
12th Class
NAT I
NAT II
CSS
IQ
General Knowledge
MDCAT
ECAT
GAT General
GAT Subject

Other Links

Go to Home
Online Tests

ECAT Mathematics Online Test MCQs With Answers

Question # 1

ⁿC₂= exists when n is ______

Choose an answer

Previous

Skip

Next

Question # 2

The set of integer is

Choose an answer

Finite group

A group w.r.t addition

A group w.r.t multiplication

Not a group

Previous

Skip

Next

Question # 3

The cube roots of 8 are

Choose an answer

Previous

Skip

Next

Question # 4

Which of the following does not represent absolute value of a vector

Choose an answer

magnitude

length

norm

number

Previous

Skip

Next

Question # 5

Derivative of x³w.r.t x is

Choose an answer

0

1

3x²

x³

Previous

Skip

Next

Question # 6

Te order of the differential equation of all conics whose axes coincide with the axes of co-ordinates is

Choose an answer

2

3

4

1

Previous

Skip

Next

Question # 7

Choose an answer

0

-1

1

not defined

Previous

Skip

Next

Question # 8

If (2,0) is the vertex and y-axis is directrix of parabola then focus is

Choose an answer

(2,0)

(-2,0)

(4,0)

(-4,0)

Previous

Skip

Next

Question # 9

The distance between the points (2,3) and (3,2) is

Choose an answer

5

2

10

Previous

Skip

Next

Question # 10

Choose an answer

Previous

Skip

Next

Question # 11

Find the next two terms of 7, 9, 12, 16,...

Choose an answer

18, 20

19, 22

20, 25

21, 27

Previous

Skip

Next

Question # 12

For all points (x,y) in third quadrant

Choose an answer

x > 0 , y < 0

x > 0 , y > 0

x < 0 , y < 0

x < 0 , y > 0

Previous

Skip

Next

Question # 13

The unit vector along x-axis is

Choose an answer

none of these

Previous

Skip

Next

Question # 14

If b²- 4ac is positive then the roots of the equation are

Choose an answer

Real

Imaginary

Positive

Negative

Previous

Skip

Next

Question # 15

Choose an answer

Previous

Skip

Next

Question # 16

The remove the term involving xy, from 7x2 -6√3xy+ 13y2 -16 =0 the angel of rotation is

Choose an answer

θ = 30°

θ = 45°

θ = 60°

θ = 75°

Previous

Skip

Next

Question # 17

If distance between (a,2) and (0,0) is 2 then a = _______

Choose an answer

0

2

4

Previous

Skip

Next

Question # 18

Domain of secθis

Choose an answer

Previous

Skip

Next

Question # 19

Choose an answer

1

0

5

2

Previous

Skip

Next

Question # 20

A non-terminating non_recurring decimal represents an

Choose an answer

Irrational no

Both a & c

Rational no

None of these

Previous

Skip

Next

Question # 21

Choose an answer

Previous

Skip

Next

Question # 22

Choose an answer

Previous

Skip

Next

Question # 23

Choose an answer

none of these

Previous

Skip

Next

Question # 24

a.a^-1= a^-1.a = 1 is a

Choose an answer

Commutative law of multiplication

Multiplication identity

Associative law of multiplication

Multiplication inverse

Previous

Skip

Next

Question # 25

If ∀a,b ε R,then a +b ε R is a property

Choose an answer

Closure law of addition

Associative law of addition

Additive inverse

Additive identity

Previous

Skip

Next

Question # 26

If B ={x/x€ Z ^ - 3 < x < 6}, then n (B) =

Choose an answer

5

{-3,-2,-1,0,1,2,3,4,5,6}

8

9

Previous

Skip

Next

Question # 27

Choose an answer

none of these

Previous

Skip

Next

Question # 28

Choose an answer

Previous

Skip

Next

Question # 29

The number of triplets (x, y, z) satisfying sin^-1x +cos^-1y + sin^-1z = 2π is

Choose an answer

0

2

1

Infinite

Previous

Skip

Next

Question # 30

Which one is a pair of allied angles

Choose an answer

(180° -θ)

(180° -θ,180° +θ)

(180° +θ)

None of these

Previous

Skip

Next

Question # 31

Choose an answer

Previous

Skip

Next

Back