Question # 1

It base of a right angled triangle is 3 cm and its perpendicular is 3 cm.Then its hypotenuse will be

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2 cm

4 cm

6 cm

5 cm

The S.I unit of work is :

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J

N

Kg

m

Weight of the body when we increase its height from earth's surface.

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Increase

Decrease

Remain constant

None

Breaking system in vehicles depends upon:

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Pascal's law

Hook's law

Archimedes law

Principle of floatation

Glass and transparent polythene sheets allow radiations of wavelength to pass through them:

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Long

Medium

Short

All

Graph is plotted between ........ variable.

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1

2

3

4

In prefix form, 0.000001 would be expressed as.

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0.1 mm

0.01 mm

0.001 mm

0.0001 mm

Distance covered by freely falling downward body in first second.

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5 m

29.4 m

10 m

19.6 m

Weight of the body is__________ to the gravity force between body and earth:

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Less than

Greater than

Equal

Constant

A crate is moved by pulling the rope attached to it. it moves 10 m on straight horizontal read by a force of 100 N. How much work will be done when the rope is making an angle of 30° with the road?

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5 Joules

86 Joules

707 Joules

866 Joules

Standards, of physical quantities were established in .

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1910

1020

1950

1960

In how many division Fahrenheit scale is divided?

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100

273

180

50

The S.I unit of efficiency is :

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J/s

Nm

watt

It has no unit

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