What happens to the polarity of an electromagnet when the direction of the current passing through it is reversed?

Final Exam1. Distinguish between constructive and destructive interference. use 3 content relatedsentences. 2. Explain how surface waves can have characteristics of both longitudinal waves and transverse waves.3. A lifeguard on a beach observes that waves have a speed of 2.60 m/s and a distance of 2.50 mbetween wave crests. What is the period of the […]