Question # 1

A vector of magnitude zero is called

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Position vector

Null vector

Free vector

None of these

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None

The constant distance of all points of the cirlce from its centre is called the

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Radius of the circle

Secant of the circle

Chord of the circle

Diameter of the circle

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n = 3 only

n > 5

n > 3

n < 5

Every prime number is also

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Rational number

even number

Irrational number

multiple of two numbers

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10

20

40

26

In the expansion of (a + b)ⁿin every term the sum of the exponents of a and b is

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n

n + 1

2n - 1

2n + 1

The perpendicular bisector of any chord of a circle

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Passes through the centre of the cirle

Does not pass through the centre of the circle

May or may not pass through the centre of the cirlce

None of these

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A linear equation

A cubic equation

A quadratic equation

An equation for circle

A function F(x) is called even if

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F(x) = F(-x)

F(x) = -F(x)

2F(x) = 0

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