Question # 1

The vertices of the ellipse x² + 4y² = 16 are

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(±,4,0)

(0,±,4)

(± 2,0)

(0,± 2)

If a cone is cut by a plane perpendicular to the axis of the cone then the section is a

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Parabola

Circle

Hyperbola

Ellipse

The multiplicative inverse of x such that x = 0 is

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-x

does not exist

1/x

0

The area of circle of unit radius=

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0

1

4

π

The sum of the interior angles for a 16 sided polygon is

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0

ω

1

1 / ω

Let A, B, and C be any sets such that A∪B=A∪C and A∩B=A∩C then

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A ≠ C

B = C

A = B

A ≠ B

0 (zero) is

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A irrational number

A rational number

A negative integer

A positive number

Unit vector in the positive direction of x-axis is

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î

ĵ

k̂

All

There are 30 Red, 20 Green and some Blue bells in a bag if the probability of finding a Red ball is 1/3,how many are red balls in the bag

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120

20

40

90

If 1 + Cos x = 0 then x =

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π +2n π

π + nπ

π - nπ

π/2

Sec^-1 x=

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Cos^-1 1/x

Cosec^-1 1/x

Cos-1 (-x)

Tan^-1 x

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NAT I Engineering Mathematics MCQs With Answers

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