Question # 1

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Range of sinθis

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For any set X, X∪X is

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X

X'

Φ

Universal Set

The number of values of x in the interval [0, 5π] satisfying the equation 3 sin²x - 7 sinx + 2 = 0 is

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0

5

6

10

The position vector of the point P(a, b, c) is

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The set of even prime numbers is

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(2,4,6,8,10}

{2,4,6,8,10,12}

{1,3,5,7,9}

{2}

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AB is a vertical pole and C is its middle point. The end A is on the level ground and P is any point on the level ground other than A. the portion CB subtends and angleβat P. If AP : AB = 2 : 1 thenβ=

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If the function y=2x -3, what is the preimage of 11?

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11

7

5

2

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Principle of equality of fractions

Rule for product of fractions

Golden rule of fractions

Rule for quotient of fractions

What is the conjugate of -7 -2i ?

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-7 + 2i

7 +2i

7 -2i

√53

Co-ordinate of a point on the parabola y² = 8x whose focal distance is 4 are:

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(2 , 4)

(-2 ,-4)

(-2, 4)

(2,-4)

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0

-2

1

4

If m and n be two scalars, then (m+n) g =

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0

m+n

m▁a+n▁a

ma - m▁a

The number of words that can be formed out of the letters of the word ASSASSINATION is

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real number

complex number

rational number

irrational number

The equations of the line thro' the point (2, 3, -5) and equally inclined to the axis are

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The number of standard parabolic functions are is

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4

2

3

1

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n(n-1)(2n-1), for all natural numbers n, is divisible by

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12

6

2

18

What is the period of 6 sin x=?

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π

-π

π/2

2π

The magnitude of vector a 2i-7j is

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√23

√43

3

√53

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The set { 1 , -1} is closed w.r.t.

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Addition

Multiplications

Subtraction

None of these

A key ring is an example of

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Permutation

Circular permutation

Combination

None

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A

A'

U

U'

If the elevation of the sun is 30°, then the length of the shadow cast by a tower of 150 ft height is

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The velocity of a particle moving along a straight line is given by v = 3t + t². The acceleration of the particle after 4 seconds from the start is

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4

11

26

None

24 can be written as a product of

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Odd factors

Even factors

Whole factors

Prime factors

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

The sample space for tossing a coin once is

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{T, T}

{H, H}

{H, T}

None of these

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