Question # 1

The half life of argon nuclide Ar-40 is:

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2 x 10⁸years

2 .2x 10⁸years

2.4x 10⁸years

2.8x 10⁸years

Which is not a hardware:

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CPU

Window

Keyboard

Mouse

In mathematical form of Ohm's law, "R" is:

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Resistance

Specific resistance

Resistor

Resistivity

The unit of power is _________

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Volt

Watt

Joule

Coulomb

The time required to complete one round trip (vibration) abut mena position is called:

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Time period

Freqency

Amplitude

None of these

The unit of electric power is:

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Volt

Watt

Joule

Coulomb

SI unit of electric intensity is:

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Watt

NC^-1

NS^-1

Nm

High pitch means:

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High wavelength

High frequency

High time period

High energy

The instrument used to study the properties of waves is called:

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Ripple tank

Stroboscope

Pendulum

None of these

The symbol of atomic mass number is:

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A

X

N

Z

Which form of energy is sound?

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Electrical

Mechanical

Thermal

Chemical

Which statement of the following is false for primary memory?

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The base of primary memory is electronics

This is a random access memory

It gets lost when computer switches off

It is built on laser technology

The force on a current carrying conductor is maximum if angle between field and conductor is:

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0^o

90^o

180^o

45^o

At mean position of pendulum, the potential energy of the pendulum is:

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Maximum

Minimum

Much more

Both a and c

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Physics 10th Class English Medium Online Test MCQs With Answers

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