10th Class Physics MCQS Chapter 2

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10th Class Physics MCQS


The waves in which particles of the medium vibrate perpendicular to the direction of waves are:
Sound waves
Electromagnetic waves
Transverse waves
Both a and b

Which component is output device of computer:
CPU
Keyboard
C.D
Monitor

The distance between two consecutive compressions or rarefactions in longitudinal waves is called:
1/4 wavelength
Wavelength
Amplitude
Half wavelength

The energy is transferred from one place of another:
both a and b
through waves
through matter
through vacuum

The advantages of electronic mail are:
All of these
More efficient
Cost free service
Fast communication

The speed of sound in iron at 25 oC is ms 1
6940
5900
6950
5950

The unit of spring constant is:
m
Nm2

kg
Nm-1


High pitch means:
High energy
High frequency
High time period
High wavelength

If the mass of bob of a simple pendulum is doubled, its time period:
Becomes half
Remains same
Becomes four times
Is doubled

The value of acceleration is simple harmonic motion at mean position is:
10 N
Both a and b
Maximum
Zero

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