Question # 1

An interval of 200 micro second equivalent to.

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0.2 s

0.02 s

2 x 10^-4 s

2 x 10^-6 s

The smallest division taht can be taken by a meter rule is.

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1 cm

1 mm

1 dm

1 km

The units of electric current is.

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Candela

Metre

Second

Ampere

The study of the structure and properties of atom is called.

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Electricity

Nuclear physics

Geo Physics

Atomic Physics

Standards, of physical quantities were established in .

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1910

1020

1950

1960

Prefix naming as Giga has a symbol.

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M

G

m

g

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

Significant figures in an expression are.

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All the digits

All accurately known digits

All the accurately known digits and the first doubtful digit.

All the accurately known digits and all the doubtful digits.

The numebr .00580 is scientific notation is.

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5 .80 x 10⁵

5 .80 x 10^-4

5 .80 x 10^-3

5 .80 x 10^-2

A refrigerator is based on the principles of .

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Mechanics

Electricity

Thermodynamics

Electronics

A Student claimed the diameter of a wire as 1.032 cm using vernier callipers. Upto what extent do your agree with it

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1 cm

1.0 cm

1.03 cm

1.032 cm

The number 275.00 consists of significant figures.

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4

3

2

5

The eleventh general conference was held in Paris in.

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1959

1961

1660

1960

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Physics 9th Class English Medium Unit 1 Online Test MCQs With Answers

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