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Chemistry

Chemistry
The temperature of oxy-acetylene flame is around

2800°C
4000°C
3600°C
3200°C

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Chemistry
1 carat of diamond is equal to

200 mg
100 g
100 mg
200 g

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Chemistry
The least preferred technique in the disposal of Municipal Solid Waste is

Incineration
Composting
Bricketting
Land filling

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Chemistry
Warming Ammonium chloride with sodium hydrochloride in a test tube is an example of

Open system
Isothermal system
Isobaric system
Closed system

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Chemistry
Which of the following laser types is used in a laser printer?

Gas laser
Excimer laser
Semiconductor laser
Dye laser

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Chemistry
Which one of the following acids is used in battery ?

Hydrofluoric acid
Sulphuric acid
Sulphurous acid
Hydrochloric acid

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