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# What is a true ratio?

Updated: 9/24/2023

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Q: What is a true ratio?
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### Is BMI an interval or ratio scale of measurement?

Ratio. It has a true zero.

true

true

### What is the ratio of apparent power to true power?

The ratio of apparent power to true power is called 'admittance', expressed in siemens. Admittance is the inverse of impedance.

### Is it true that a ratio is a rate?

No. It can be but need not be. For example, you might calculate the ratio of today's temperature in Celsius and in Fahrenheit and calculate the ratio. That is not a rate.

real number

True

### What are facts about transformer turn ratio?

the fact is that that ratio will hold true only for thw power as designed

### Which relationship is true of power factor?

Power factor is:the ratio of true power to apparent powerthe ratio of resistance to impedancethe ratio of the voltage across a circuit's resistive component to the supply voltagethe cosine of the phase angleetc.

FALSE.

### What are facts about a Transformer turn ratio?

Typically a transformer is designed for a specific turn ratio x:y the fact is that is only true if the power is held as designed for that ratio