Friday
March 27, 2015

Homework Help: Physics.

Posted by Lanie. on Monday, May 18, 2009 at 12:10pm.

8. What happens when a wave reaches the boundary of a new media?

A. it would reflect back
B. it would continue moving
C. either A or B
D. it would stop

Would it be C?


For incomplete cancellation to occur, opposite pulses must have

A. equal amplitudes
B. different energies
C. equal pulses
D. equal displacements

Would it be B?

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