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Physics

Physics
Energy of Ultraviolet rays is great than

Infrared rays
X-rays
Cosmic rays
Gamma rays

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Physics
What is found in frequency modulation ?

Fixed frequency
Fixed dimension
Change in dimension only
Change in frequency and dimension

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Physics
When a ship enters the sea from a river

It sinks a little
It remains at the same level
It rises a little
It rises or sinks depending on the material it is made of

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Physics
Moving electric charge produces :

Magnetic field
Light rays
Sound waves
Heat waves

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Physics
The frequency of ultrasound wave is typically

Below 02 kHz
Above 20,000 kHz
Above 20 kHz
Below 20 kHz

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Physics
Increased wind speed is accompanied by a reduced air ________

Density
Aridity
Humidity
Pressure

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