When a wave is acted upon by an external damping force what happens to the energy of the wave
a...
Physics, 24.08.2019 11:30 trinityanne1738
When a wave is acted upon by an external damping force what happens to the energy of the wave
a-the energy of the wave decreases gradually
b-rhe energy of the wave increases gradually
c-there is no change in the energy of the wave
d-the propagation of the wave stops immediately
Answers: 2
Physics, 23.06.2019 00:50, Madisonaubrey22
A980-kg sports car collides into the rear end of a 2300-kg suv stopped at a red light. the bumpers lock, the brakes are locked, and the two cars skid forward 2.6m before stopping. the police officer, estimating the coefficient of kinetic friction between tires and road to be 0.80, calculates the speed of the sports car at impact. what was that speed?
Answers: 3
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