Auniversal motor uses brushes made of
a. steel.
b. brass.
c. copper.
d. carbon.

d. carbon.

Explanation:

A universal motor is a motor that is able to work with direct and altern current, this means that no matter what kind of current they are using the motor will work the same, in its functioning it uses carbon brushes which are cheaper and because of that they wear more easily and cause the universal motor to be used only in appliances that aren´t commonly used for long periods of time.

hello,

question- which is one way that muslims scholars contributed to the scientific recolution?

answer- well you see in the religion islam the religion muslims practice there was the prophet muahmmed peace be upon him who did good things such as sit in a sertian posotion to use the toilet which then the scientist of this generation later found that it was good for you there are many more things like this.

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