Question # 1

In reading 27.5 first two digits are accurate while third one is.

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Accurate

Correct

Doubtful

In correct

Meniscus of which liquid curves upward.

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Water

Honey

Mercury

Milk

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

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Electricity

Nuclear physics

Geo Physics

Atomic Physics

While rounding the numbers if last digit is 5, then.

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It is simply dropped

The digit on its left is increased by 1

It is rounded to get nerarest even number

It remain same.

The value we get after rounding 1.47 is

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1.4

1.5

1.47

1.46

The unit of force is

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Newton

m³

ms^-2

ms^-1

In the nineteenth century, physics science were divided into distine discipline.

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5

4

6

7

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

The number of base units in SI are.

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3

6

7

9

1 micro =

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10^-3

10^-6

10^-2

10^-12

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

In measurement 1.032 numbers of significant figure are.

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1

2

3

4

Which instrument is most suitable to measure the internal diameter of a test tube.

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Metre rule

Vernier Callipers

Measuring tape

Screw gauge

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

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