Question # 1

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1

0

The law of parallelogram of addition was used by Aristotle to describe the combined action of :

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One force

Two forces

Three forces

Four forces

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0

-1

1

2

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Unit vector

Null vector

Free vector

None of these

Which of the following is a vector quantity ?

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Work

Temperature

Distance

Displacement

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0

The cross product or vector product of two vectors is defined:

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Only in plane

Only in space

Both a and b

None of these

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3

4

5

6

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0

1

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Free vector

Unit vector

Null vector

None of these

A unit vector is defined as a vector whose magnitude is:

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0

2

1

4

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1

2

3

0

If any two vectors of scalar triple product are equal, then its value is equal to:

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0

1

-1

2

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Two vectors are equal if they:

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Pass through the same point

Are parallel to each other

Are parallel to each other and have same direction

Have equal magnitude and have same direction

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0

2

3

1

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0

1

-1

2

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x - axis

z - axis

y - axis

None of these

A scalar quantity is one that possesses only :

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Magnitude

Direction

Both a and b

None of these

If 2 and 2 are x and y-components of a vector, then its angle with x-axis is:

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30°

45°

60°

90°

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FSC Part 2 Mathematics Chapter 7 Online Test MCQs With Answers

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