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ECAT Pre General Science Mathematics Chapter 19 Integration Online Test MCQs With Answers
Question # 1
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Question # 2
Te order of the differential equation of all conics whose axes coincide with the axes of co-ordinates is
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2
3
4
1
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Question # 3
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Question # 4
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Always negative
Zero
Always positive
Infinity
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Question # 5
The area enclosed between the graph y = x
2
-4x and the x- axis is:
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20/3
41/3
32/3
25/3
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Question # 6
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none of these
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Question # 7
If the graph of f is entirely below the x-axis, then the value of definite integral is
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= 0
< 0
> 0
None
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Question # 8
The number of arbitrary constants in the general solution of a differential equation is equal to the different equation
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Order
Degree
Variables
All are correct
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Question # 9
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X = 100 sin
θ
X = 10 sin
θ
X = 100 sec
θ
None of these
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Question # 10
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Question # 11
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a cot(ax + b) + c
- a cot(ax + b) + c
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Question # 12
f(x)g(x)- ∫g(x) f′(x) dx is equal to
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∫f(x)g′(x)dx
∫f′(x)g(x)dx
∫f′(x)g(x)′dx
∫f(x)g(x)dx
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Question # 13
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Question # 14
If the lower limit of an integral is a constant and the upper limit is a variable, then the integral is a
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Constant function
Variable value
Function of upper limit
All
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Question # 15
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a cos(ax + b) + c
- a cos(ax + b) + c
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Question # 16
Which of the following integrals can be evaluated
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Question # 17
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Question # 18
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a f(x) + c
f(x) + a
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Question # 19
The area bounded by y = x (x2 - 4) and below x - axis is
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4
0
-4
8
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Question # 20
The area between the x-axis the curve y =4x-x2 is :
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32/2
15
18
21
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Question # 21
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Question # 22
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0
1
2
4
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Question # 23
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Question # 24
The approximate increase in the area of a circular disc if its diameter increased form 44cm to 44.4cm is
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0.4cm
8.8πcm
17.6 πcm
35.2πcm
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Question # 25
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1
2
3
4
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Question # 26
∫
f
(x) is known as:
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Definite itegral
Indefinite integral
Fixed integral
Multiple integral
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Question # 27
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Question # 28
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Question # 29
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Question # 30
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a sin(ax + b) + c
- a sin(ax + b) + c
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Question # 31
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cos 3x + c
- cos 3x + c
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