MCQ
What is current?
- AThe flow of matter.
- BThe flow of electrons.
- CThe flow of protons.
- ✓The flow of charge.
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S. No.
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Column - I
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S. No.
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Column - II
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$(A)$
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Carbonization
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$(1)$
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Coke
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$(B)$
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Destructive distillation
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$(2)$
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Coal
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$(C)$
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Cracking
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$(3)$
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Petroleum
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$(D)$
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Refining
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$(4)$
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Hydrocarbons
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