Question

information about Former prime minister Gulzarilal Nanda.
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Answer 1

Answer:

An audio frequency or audible frequency (AF) is a periodic vibration whose frequency is in the band audible to the average human, the human hearing range. The SI unit of frequency is the hertz (Hz). It is the property of sound that most determines pitch.

Audio frequency: AF

Sound pressure: p, SPL,LPA

Sound energy density: w

Sound energy: W

Answer 2

Gulzarilal Nanda (4 July 1898 - 15 January 1998) was an Indian politician and economist who specialised in labour issues. He was an acting prime minister of India for two short periods following the deaths of Jawaharlal Nehru in 1964 and Lal Bahadur Shastri in 1966.

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