Use the following information to calculate the speed of rotation in RPM (revolutions per minute) required to produce a frequency of 50 Hz for an Australian Mining company importing Canadian generators to a remote mine site.

The generator has 4 poles, the required frequency is 50 Hz.

Use the formula found on page 930 of the Delmar's textbook, Unit 32.

Note: Type in your numerical answer in the field below, do not use letters or special characters.