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 Pre General Science Mathematics Online Test MCQs With Answers

Question # 1

If G is the centroid of the triangle, then GA +GB+GC=

Choose an answer

0

1

-1

3

Next

Question # 2

A matrix with a single column is called

Choose an answer

Column matrix

Row matrix

Identity matrix

Null matrix

Next

Question # 3

Which of the following sets in infinite

Choose an answer

The set of students of your class

The set of all schools in Pakistan

The set of natural numbers between 3 and 10

The set of rational numbers between 3 and 10

Next

Question # 4

Choose an answer

Additive property in R

Multiplication property in R

Cancellation property in R

Distribution property in R

Next

Question # 5

The are of the circle centred at ( 1 , 2) and passing through ( 4 , 6) is:

Choose an answer

10π

25π

5π

25/2π

Next

Question # 6

Choose an answer

Next

Question # 7

The magnitude of vector a=i-3j+5k is:

Choose an answer

3

√35

√17

√35

Next

Question # 8

Choose an answer

Next

Question # 9

Choose an answer

-cosec²x

-sec²x

- cosec x cot x

cosec x

Next

Question # 10

Choose an answer

Next

Question # 11

Cosec 60° = ______

Choose an answer

Next

Question # 12

The graph of the linear equation of the form ax =by = c is a line which divided the plane into:

Choose an answer

Two similar regions

Two disjoint regions

Four equal parts

One region

Next

Question # 13

Which of the following is a vector.

Choose an answer

distance

temperature

energy

acceleration

Next

Question # 14

A machine operates if all of its three components function. The probability that the first component fails during the year is 0.14, the second component fails is 0.10 and the third component fails is 0.05. the probability that the machine will fail during the year is

Choose an answer

0.2647

0.2692

0.3647

None of these

Next

Question # 15

For all points (x,y) in fourth quadrant

Choose an answer

x > 0 , y < 0

x > 0 , y > 0

x < 0 , y < 0

x < 0 , y > 0

Next

Question # 16

Choose an answer

a^xIn a + c

a^x+ c

x a^x+ c

Next

Question # 17

Choose an answer

Next

Question # 18

The square matrix A is skew-symmetric when At =

Choose an answer

-B

-C

-A

-D

Next

Question # 19

Choose an answer

0

-1

1

not defined

Next

Question # 20

The distance of a moving particle at any instant t is x = 3t2 +1 then velocity of particle at t = 10 is

Choose an answer

50 cm/sec

60 cm/sec

61 cm/sec

None of these

Next

Question # 21

Choose an answer

Next

Question # 22

If e,e′ be the eccentricities of two conics S=0 and S′ =0 and if e2 +e′2 =3 then both S and S′ can be

Choose an answer

Hyperbola

Parabolas

Ellipses

None of these

Next

Question # 23

Choose an answer

Next

Question # 24

In R, the multiplicative identity is

Choose an answer

0

1

-1

None

Next

Question # 25

A function in which the second elements of the order pairs are distinct is called

Choose an answer

Onto function

One-one function

Identity function

Inverse function

Next

Question # 26

(x + 2)²= x²+ 4x + 4 is

Choose an answer

A linear equation

A cubic equation

A quadratic equation

None

Next

Question # 27

Domain of cosecθis

Choose an answer

Next

Question # 28

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

Choose an answer

120

60

24

15

Next

Question # 29

The zero vector is regarded to be parallel to

Choose an answer

Every vector

Is some cases

Both a,b

None

Next

Question # 30

n!/(n-1)!=

Choose an answer

n

n!

(n-1)!

0!

Next

Back