Admission test for the degree course in Medicine and Surgery 2013-2014

Domanda 55 di 60

In an AC (alternating current) generator, a coil of wire rotates in a magnetic field. Which of the following would change the potential difference measured by the voltmeter in the system above? 1. Use more turns of wire in the coil 2. User thicker wire 3. Change the speed of rotation

In an AC (alternating current) generator, a coil of wire rotates in a magnetic field. Which of the following would change the potential difference measured by the voltmeter in the system above? 1. Use more turns of wire in the coil 2. User thicker wire 3. Change the speed of rotation