General Knowledge - Technology - Discussion

Discussion Forum : Technology - Section 1 (Q.No. 15)

Technology

15.

What does VVVF stand for?

Variant Voltage Vile Frequency

Variable Velocity Variable Fun

Very Very Vicious Frequency

Variable Voltage Variable Frequency

Answer: Option

Explanation:

It is a method of controlling the speed of an AC induction motor, whereby speed, current and torque can all be accurately controlled.

Discussion:

2 comments Page 1 of 1.

Simrin said: 8 years ago

VVVF stands for variable voltage variable frequency.

Nanda said: 9 years ago

Voltage and frequency are proportional to speed.

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