Question # 1

A force of 10N makes an angle 30o with y axis. Then magnitude of x -component is.

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5 N

8.66 N

10 N

Zero

Two vector can be added by simple arithmetical method when they are at an angle of.

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120^o

90^o

0^o

45^o

The angle between x-axis, y-axis and z-axis is

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45°

60°

75°

90°

Name the quantity which is a vector.

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Speed

Force

Temperature

Density

The subtraction of a vector is equivalent to the addition with

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Same direction

Perpendicular direction

Reversed direction

All of these

If r = 5 m and f = 4 N are along same direction, them torque is

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20 Nm

5 Nm

10 Nm

Zero

A vector is denoted by

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Light face

Bold face

Both a and b

None of these

Parallel vectors of same magnitude will be

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Equal

Opposite

Both a and b

None of these

The direction of vector in space is specified by

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1- angle

2- angle

3- angle

4 - angle

Usually the x-axis is taken as

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Vertical axis

Horizontal axis

+ve axis

-ve axis

The magnitude of A will be

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Zero

A²

1

A

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Physics English Medium Fsc Part 1 Chapter 2 Online MCQs Test MCQs With Answers

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