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
Mathematics ECAT Pre Engineering Online Test MCQs With Answers
Question # 1
Choose an answer
Previous
Skip
Next
Question # 2
If a2 = b2 then
Choose an answer
a = b
a+b= 1
|a+b| =0
None
Previous
Skip
Next
Question # 3
The fifteenth term of (3-a)
15
is
Choose an answer
-17a
12
-945a
13
-941a
13
-515a
12
Previous
Skip
Next
Question # 4
Every term of a G.P. is positive and also every term is the sum of two preceding terms. Then the common ratio of the G.P. is
Choose an answer
Previous
Skip
Next
Question # 5
The transport of a square matrix is a
Choose an answer
Row matrix
Column matrix
Square matrix
Null matrix
Previous
Skip
Next
Question # 6
Choose an answer
Previous
Skip
Next
Question # 7
Choose an answer
Previous
Skip
Next
Question # 8
(x + 3) (x + 4) = x
2
+ 7x + 12 is ______
Choose an answer
Quadratic equation
Linear equation
Cubic equation
Identity
Previous
Skip
Next
Question # 9
Choose an answer
Previous
Skip
Next
Question # 10
∀x∈(a,b),f(x) is increasing if
Choose an answer
f′(x) >0
f′(x) <0
f′′(x) >0
f′′(x) =0
Previous
Skip
Next
Question # 11
Choose an answer
none of these
Previous
Skip
Next
Question # 12
If A ⊆ B then A ∪ B is
Choose an answer
A
B
A'
A ∩B
Previous
Skip
Next
Question # 13
Optimize means ______ a quantity under certain constraints
Choose an answer
Minimize
Maximize
Maximize or minimize
None of these
Previous
Skip
Next
Question # 14
Choose an answer
5
25
3
Previous
Skip
Next
Question # 15
Domain of cos
θ
is
Choose an answer
Set of odd numbers
Set of integers
Set of real numbers
Set of complex numbers
Previous
Skip
Next
Question # 16
The area bounded by y = x (x2 - 4) and below x - axis is
Choose an answer
4
0
-4
8
Previous
Skip
Next
Question # 17
Choose an answer
sec 5x + c
- sec 5x + c
Previous
Skip
Next
Question # 18
Out of 10, 000 families with 4 children each, the number of families all of whose children are daughters is
Choose an answer
375
500
625
150
Previous
Skip
Next
Question # 19
The axis of the parabola x
2
= 4ay is:
Choose an answer
y = 0
x = 0
x = -a
y = a
Previous
Skip
Next
Question # 20
The center of the sphore which passes thro' (a, 0, 0), (0, b, 0), (0, 0, c) and (0, 0, 0) is
Choose an answer
Previous
Skip
Next
Question # 21
In R the number of identity element w.r.t '+' is
Choose an answer
One
Two
Three
Four
Previous
Skip
Next
Question # 22
An expression involving any of the symbols <,>,
<
or
>
is called
Choose an answer
equation
inequality
linear equation
identity
Previous
Skip
Next
Question # 23
The set {1,2,3,4......} is called
Choose an answer
Set of natural numbers
Set of whole numbers
Set of rational number
Set of irrational numbers
Previous
Skip
Next
Question # 24
The distance of the plane 2x - 3y + 6z + 14 = 0 from the origin is
Choose an answer
14
2
-2
11
Previous
Skip
Next
Question # 25
Choose an answer
Previous
Skip
Next
Question # 26
Domain of cosh x is
Choose an answer
R
R -{0}
[1,∞)
[0,∞)
Previous
Skip
Next
Question # 27
The order of the matrix A is 3 x 2 and that of B is 2 x 3. The order of the matrix BA is
Choose an answer
3 x 3
3 x 2
2 x 5
5 x 2
Previous
Skip
Next
Question # 28
The solution of equation x2 + 2 = 0 in the set of real number is
Choose an answer
Infinite set
Singleton set
Null set
None of these
Previous
Skip
Next
Question # 29
∫sin(ax+b) dx is equal to:
Choose an answer
1/2a cos (ax + b)
-1/a cos (ax +b)
1/a cos (ax +b)
1/a ln (ax + b)
Previous
Skip
Next
Question # 30
The vertex of the standard position angles lies on
Choose an answer
(0,0)
(0,1)
(1,0)
(1,1)
Previous
Skip
Next
Question # 31
Choose an answer
Always negative
Zero
Always positive
Infinity
Previous
Skip
Next
Back