Which device converts the mechanical energy of a spinning magnet into electrical energy?

A generator.

For example a diesel motor spins the magnets on a shaft to induce electrical energy into the stationary windings

Wind generators are the same principal without burning fossil fuels.

Read the sentences below in 1962, i tried to enroll as the first black student at the university of mississippi. the governor of mississippi blocked my entrance which best describes the verbs used in the sentences? o they are past tense verbs, which are often used in narrative essays o they are past tense verbs, which are not often used in narrative essays. o they are future tense verbs, which are often used in narrative essays o they are future tense verbs, which are not often used in narrative essays.