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Mathematics ECAT Pre Engineering Online Test MCQs With Answers
Question # 1
In one hour, the hour hand of a clock turns through
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Question # 2
A man of height 6 ft observes the top of a tower and the foot of the tower at angles of 45° and 30° of elevation and depression respectively. The height of the tower is
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Question # 3
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Question # 4
The middle term of the expansion (1 + 2x)
6
is ______
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1st term
4th term
2nd term
5th term
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Question # 5
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Question # 6
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Question # 7
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Principle of equality of fractions
Rule for product of fractions
Golden rule of fractions
Rule for quotient of fractions
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Question # 8
If the domain of sequence is finite set then the sequence is called
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geometric sequence
infinite sequence
finite sequence
arithmetic sequence
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Question # 9
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28 / 81
28 / 243
81 / 28
243 / 82
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Question # 10
There are 25 tickets bearing number from 1 to 25. One ticket is drawn at random. The probability that the number on it is a multiple of 5 or 6 is
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7 / 25
9 / 25
11 / 25
None of these
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Question # 11
The multiplicative inverse of x such that x = 0 is
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-x
does not exist
1/x
0
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Question # 12
Two quadratic equation in which xy term is missing and the coefficients of x
2
and y
2
are equal, give a linear equation by ______
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Addition
Subtraction
Multiplication
Division
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Question # 13
If a set S contains "n" elements then P (S) has ...... number of elements
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2
n
2
2n
2 . n
n
2
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Question # 14
The period of tan x/7 is
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3π
7π
15π
5π
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Question # 15
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Question # 16
a >b ⇒a +c >b +c is known as
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Trichotomy property
Additive property of inequality
Transitive property
Multiplicative property
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Question # 17
The general value of
θ
satisfying the equation 2 sin
2
θ
- 3 sin
θ
-2 = 0 is
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Question # 18
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Question # 19
A function whose range is just one elements is called
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One-one function
Constant function
Onto function
Identity function
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Question # 20
The system of measurement in which the angle is measured in radians is called the
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circular system
CGS system
sexagesimal system
none of these
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Question # 21
An unbiased die is thrown. Then the probability of getting a prime is
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1/2
2/3
3/4
None of these
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Question # 22
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Conclusion
Implication
Antecedent
Hypothesis
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Question # 23
The solution set of trigonometric equation contains
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one element
two elements
three elements
Infinite elements
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Question # 24
The distance of the plane 2x - 3y + 6z + 14 = 0 from the origin is
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14
2
-2
11
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Question # 25
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Question # 26
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I quadrant
II quadrant
III quadrant
IV quadrant
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Question # 27
Period of cos x is _____
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Question # 28
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Question # 29
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Question # 30
Sin h
-1
x = _________
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Question # 31
A non-terminating, non-recurring decimal represent
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A natural number
A rational number
An irrational number
A prime number
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