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Physics 10th Class English Medium Online Test MCQs With Answers

Question # 1

When a heavy nucleus splits into lighter nuclei,the process would.

Choose an answer

Release nuclear energy

absorb nuclear energy

Release Chemical energy

Absorb Chemical Energy

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Question # 2

When light passes through a prism it deviates from its original path due to:

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Reflection

Diffraction

Interference

Refraction

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Question # 3

waves whose speed is equal to speed of light are:

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X-rays

sound rays

electromagnetic waves

shock waves

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Question # 4

One byte is equal to:

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7 bits

5 bits

8 bits

9 bits

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Question # 5

Critical angle for diamond is:

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60^o

24^o

26^o

49^o

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Question # 6

The point through which rays of light pass after reflection from concave mirror is called principal:

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Focus

Circle

Axis

Radius

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Question # 7

The displacement produced in the spring directly proportional to force is called:

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Hook's law

Boyle's law

Newton's law

both 'b' and 'c'

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Question # 8

When we double the voltage in a simple electric circuit, we double the:

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Current

Power

Resistance

Both a and b

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Question # 9

The shape of magnetic lines of force in case of a straight current carrying conductor is:

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Eliptical

Trangular

Rectangular

Circular

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Question # 10

Electric potential is a quantity:

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Scalar

Vector

Base

All

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Question # 11

What is the voltage across a 6Ω resistor when 3 A of current passes through it?

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2 V

9 V

18 V

36 V

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Question # 12

At mean position kinetic energy of the ball is:

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Minimum

Zero

Maximum

10 J

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Question # 13

electric intensity is a quantity:

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scalar

vector

base

none of these

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