Problem 2: A wire is 10 m long, has a mass of 0.1 kg, and is stretched under a tension of 250 N. What what the three lowest standing wave frequencies for this wire? f1 = 7.9 Hz, f2 = 15.8 Hz, f3 = 23.7 Hz.

Astudent wears sunglasses to her read a book more easily which wave interaction occurs as light passes from the air into the plastic lenses? a polarization b.refraction c.diffraction d. interference

In the first law of thermodynamics, triangle e=q-w, what does q stand for

In a set amount of time, a battery supplies 25j of energy to an electric circuit that includes two different loads. one of the loads produces 10 j of heat energy during this time interval. how much heat energy is produced by the second load in this time? explain your answer