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ECAT Pre General Science Mathematics Online Test MCQs With Answers
Question # 1
Choose an answer
1
-1
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Question # 2
Tangent is a periodic function and its period is ______
Choose an answer
2
π
3
π
π
4
π
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Question # 3
The probability that a slip of number divisible by 4 is picked from the slips bearing numbers 1, 2, 3, ...10 is
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1/5
1/4
1/3
1/2
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Question # 4
A right angle is the angle of measure
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90'
60°
60"
90°
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Question # 5
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(1, 3)
(-1, -3)
(1, -3)
(-1, 3)
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Question # 6
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π
π/6
-
π/2
2
π
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Question # 7
The angle of elevation of a tower from a point A due south of it is x and from a point B due east of A is y. If AB = 1, then the height h of the tower is given by
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Question # 8
A sequence is a function whose domain is
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N
Subset of N
R
None of these
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Question # 9
If Z = (1,2), then Z
-1
= ?
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(0.2, 0.4)
(-0.2, 0.4)
(0.2, -0.4)
(-0.2, -0.4)
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Question # 10
The slope of y-axis is
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0
undefined
1
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Question # 11
the latus rectum of the parabola x
3
= -4ay is:
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x = a
y = -a
x = -a
y = 0
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Question # 12
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Question # 13
f(x) = x
3
is:
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an odd function
an even function
an implicit function
a quadratic funtion
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Question # 14
A cone is generated by all lines through a fixed point and the circumference of
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a Circle
an ellipse
a Hyperbola
None of these
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Question # 15
The consecutive terms of a progressions are 30, 24, 20. The next term of the progression is
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Question # 16
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none of these
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Question # 17
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Question # 18
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0
1
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Question # 19
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In(x
2
- x + 1)
4
+ c
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Question # 20
The slope of the tangent of the circle x
3
+ y
3
=25 at (4,3) is:
Choose an answer
-4/5
4/3
-25/4
25/3
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Question # 21
If sin x + sin
2
x = 1, then the value of Cos
12
x + 3cos
10
x + 3cos
8
x + cos
6
x + 2 cos
4
x + cos
2
x-2 is equal to
Choose an answer
0
1
2
sin
2
x
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Question # 22
A square is inscribed in the circle x
2
+ y
2
- 2x + 4y + 3 =0. Its sides are parallel to the co-ordinate axes. Then one vertex of the square is
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Question # 23
An open sentences formed by using the sign of equality '=' is called ______
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An identity
An equation
A polynomial
None of these
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Question # 24
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2
4
6
8
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Question # 25
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1
-1
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Question # 26
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Question # 27
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Question # 28
Which of the following is the definition of singleton
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The objects in a set
A set having no element
A set having no subset
None of these
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Question # 29
The number of subsets of a set having three elements is
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4
6
8
none of these
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Question # 30
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Question # 31
The principal value of sin
-1
[-√(√3) /2] is
Choose an answer
5π/3
-2π/3
-
π/3
π/3
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