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
The direction cosines of y-axis are
Choose an answer
1, 0, 0
0, 1, 0
0, 0, 1
1, 1, 1
Previous
Skip
Next
Question # 2
(1, 1) is the in the solution of the inequality
Choose an answer
3x + 4y > 3
2x + 3y < 2
4x = 3y > 5
2c - 3y > 2
Previous
Skip
Next
Question # 3
Choose an answer
2x cos x2
2sinxcosx
- sin x2
2x sin x2
Previous
Skip
Next
Question # 4
If there are m rows and n columns in a matrix then its order is
Choose an answer
m x n
m x m
n x n
n x m
Previous
Skip
Next
Question # 5
The sum of the even coefficients in the expansion (1 + x)
n
is
Choose an answer
n
2
2
n-2
2
n-1
2
n
Previous
Skip
Next
Question # 6
ax + by < c is linear inequality in
Choose an answer
four variables
three variables
two variables
one variable
Previous
Skip
Next
Question # 7
The position vector of the point P(a, b, c) is
Choose an answer
Previous
Skip
Next
Question # 8
Choose an answer
Previous
Skip
Next
Question # 9
The third term of the sequence a
n
= (-1)
n-1
(n-7) is ______
Choose an answer
8
4
-4
8
Previous
Skip
Next
Question # 10
The only function which is both even and odd is
Choose an answer
f(x) =α
f(x) = x
f(x) =0
Both A & B
Previous
Skip
Next
Question # 11
Choose an answer
Previous
Skip
Next
Question # 12
The number of arbitrary constants in the general solution of a differential equation is equal to the different equation
Choose an answer
Order
Degree
Variables
All are correct
Previous
Skip
Next
Question # 13
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 # 14
If Z
1
= 1 + i, Z
2
= 2+3i, then |Z
2
- Z
1
| = ?
Choose an answer
Previous
Skip
Next
Question # 15
The set {{a,b}} is
Choose an answer
Infinite set
Singleton set
Two points set
None
Previous
Skip
Next
Question # 16
Choose an answer
Previous
Skip
Next
Question # 17
The decimal fraction in which we have finite number of digits in its decimal part is called.
Choose an answer
recurring decimal fraction
Non terminating faction
Non recurring fraction
terminating decimal fraction
Previous
Skip
Next
Question # 18
Choose an answer
10
C
6
10
C
5
10
C
4
None
Previous
Skip
Next
Question # 19
n(n - 1) (n - 2) in factorial form is
Choose an answer
Previous
Skip
Next
Question # 20
The general solution of tan 3x = 1 is
Choose an answer
Previous
Skip
Next
Question # 21
The directrix of y2 =-4ax is
Choose an answer
y =-a
y = a
x = a
x = -a
Previous
Skip
Next
Question # 22
Choose an answer
An empty set
Universal set
A singleton set
None of these
Previous
Skip
Next
Question # 23
The vertex of the parabola (xsin a -ycos a)2 =4a(xcos a +ysin a) lies at
Choose an answer
(acos a,asin a)
(a,0)
(cos a,sin a)
(0,0)
Previous
Skip
Next
Question # 24
Choose an answer
Null matrix
Triangular matrix
Unit matrix
Rectangular matrix
Previous
Skip
Next
Question # 25
Choose an answer
Previous
Skip
Next
Question # 26
A line joining two distinct points on a parabola is called a ______ of the parabola.
Choose an answer
Chord
Tangent
Lust rectum
directrix
Previous
Skip
Next
Question # 27
The function f : x→ y defined as f (x) =α∀x∈ X,α∈ y is called
Choose an answer
Constant function
Polynomial function
Identity function
Linear function
Previous
Skip
Next
Question # 28
Choose an answer
Previous
Skip
Next
Question # 29
If f(x) = cos x then f(0) is
Choose an answer
0
1
1/2
Previous
Skip
Next
Question # 30
The range of the tangent function is
Choose an answer
all real numbers
-1 ≤ x ≥ 1
natural number
z
+
Previous
Skip
Next
Question # 31
Choose an answer
Previous
Skip
Next
Back