.12 A series of water waves travels with the frequency of 30 Hz. The distance measured from the first to fifth adjacent crests is 40 cm. What is the speed of the waves? * 1)6
2)3

Eddy whose mass is 55kg climbs up the 1.50 meter high stairs in 2s. calculate eddy’s power rating

Find v(t), given acceleration a(t)=7j and initial velocity v(0)=k

Select all the correct answers. which two statements are true? a moving magnetic field creates an electric field. a constant magnetic field creates an electric field. a constant electric field creates a magnetic field. a moving electric field creates a magnetic field. resetnext