Question

Q1. B Answer the following:
1. Name the satellite launch vehicle used by ISRO.
Ans:
2. State the full form of IUPAC.
Ans:
3. What is Anodization?
Ans:

4. What is meant by persistence of vision?
Ans:..​

Answer 1

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1.

• Polar Satellite Launch Vehicle (PSLV) and Geosynchronous Satellite Launch Vehicle (GSLV).

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2.

• The International Union of Pure and Applied Chemistry.

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3.

• Anodizing is an electrochemical process that converts the metal surface into a decorative, durable, corrosion-resistant, anodic oxide finish.

• Aluminum is ideally suited to anodizing, although other nonferrous metals, such as magnesium and titanium, also can be anodized.

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4.

• Persistence of vision traditionally refers to the optical illusion that occurs when visual perception of an object does not cease for some time after the rays of light proceeding from it have ceased to enter the eye.

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