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Physics

Physics
The speed of sound in air depends on

None of these
Temperature
Frequency
Wavelength

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Physics
Electrical burns occur principally because of

All of these
The heat generated by the flow of electrical current through the body
The high energy of electrons
Radiation pulses of the electricity

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Physics
Stars are held together by

Electrical forces
Magnetic forces
Ionic forces
Gravitational forces

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Physics
The quality or tone of a musical sound produced by a stringed instrument depends on

Amplitude of vibration
Wave form of the sound
Length of the strings in the instrument
Frequency of vibration

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Physics
Safety fuse wire used in domestic electrical appliances is made of metal of low

Resistance
Specific gravity
Melting point
Conductance

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Physics
Which one among the following components can not be developed within an ''integrated circuit'?

Transistor
Diode
Triode
Transformer

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