The symbol of SI unit of inductance is H. It stands for

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Q: 21 (NDA-II/2017)
The symbol of SI unit of inductance is H. It stands for

question_subject: 

Science

question_exam: 

NDA-II

stats: 

0,7,7,2,3,7,2

keywords: 

{'si unit': [0, 0, 1, 5], 'inductance': [0, 0, 1, 2], 'symbol': [3, 0, 0, 5], 'hertz': [0, 0, 2, 2], 'henry': [0, 0, 0, 1], 'halogen': [0, 0, 0, 1], 'holm': [0, 0, 0, 1]}

The correct answer is option 3, Henry.

The symbol H is indeed the SI unit symbol for inductance. It is named after the American scientist Joseph Henry, who made significant contributions to the field of electromagnetism. Inductance is a property of an electrical circuit that resists changes in current flow. It is measured in Henry (H).

Option 1, Holm, is not the correct answer. There is no such SI unit or symbol called Holm related to inductance or any other physical quantity.

Option 2, Halogen, is also not correct. Halogen refers to a group of chemical elements in the periodic table, and it is not related to inductance or SI units.

Option 4, Hertz, is incorrect as well. Hertz (Hz) is the SI unit for frequency, representing the number of cycles or oscillations per second. It is not related to inductance.

In summary, the symbol H represents the SI unit of inductance, which is the Henry (H), named after Joseph Henry.