# What is the formula to solve for RPM to volatage output in a generator

• MoOp
In summary, to solve for the voltage output in a generator, you will need to know the variables such as the type of generator (AC or DC) and the RPM (rounds per minute). If it is an AC generator, the calculation may differ from that of a DC generator.
MoOp
can anyone tell me how to solve for the voltage output in a generator and all the variables needed to solve it. What if I only have the RPM can I solve it?

thanks

Um, how is the generator set up? Is it an AC generator? And does RPM refer to round/minute?

Defennnder said:
Um, how is the generator set up? Is it an AC generator? And does RPM refer to round/minute?

It is a DC generator but I would also like to know how to solve it in an AC generator. How can I calculate the voltage output in relation to Rounds Per Minute?

## 1. What is the formula to solve for RPM to voltage output in a generator?

The formula to solve for RPM (revolutions per minute) to voltage output in a generator is:

Voltage Output (V) = (RPM x Number of Poles) / 120

## 2. How does RPM affect the voltage output in a generator?

The higher the RPM, the higher the voltage output in a generator. This is because the faster the rotor spins, the more magnetic flux is created, resulting in a higher induced voltage.

## 3. What is the significance of the number of poles in the formula?

The number of poles in the formula represents the number of magnetic poles on the rotor of the generator. This is important because it determines the frequency of the output voltage.

## 4. Can the formula be used for all types of generators?

Yes, the formula can be used for all types of generators as long as the number of poles is known. However, the actual voltage output may vary due to other factors such as the design and efficiency of the generator.

## 5. Is there a way to determine the RPM of a generator using the voltage output?

Yes, the formula can be rearranged to solve for RPM. The formula would be:

RPM = (Voltage Output x 120) / Number of Poles

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