Physics, 30.06.2019 09:00 janyiareese12
Apitch of middle d (first harmonic = 294 hz) is sounded out by a vibrating guitar string. the length of the string is 70.0 cm. calculate the speed of the standing wave in the guitar string. a frequency of the first harmonic is 587 hz (pitch of d5) is sounded out by a vibrating guitar string. the speed of the wave is 600 m/sec. find the length of the string.
Answers: 1
Physics, 22.06.2019 07:20, Nadi4753
Samir watches a 100-minute movie on his spaceship. maria's spaceshipe flies in the same direction as samir's spaceship but she observes his move to last 125 minutes and his spaceship to be 40 m long. how long does samir observe his own spaceship to be? according to an observer on earth, planet x is stationary. maria and samir depart earth on their spaceships at the same time, each flying at 0.5c. maria flies toward planet x and samir flies in the opposite direction. according to maria, her voyage to planet x takes 9 years. how many years does marias voyage take according to samir?
Answers: 3
Physics, 22.06.2019 14:00, 19greenlymoos
Agraduated cylinder contains 63.0 ml of water. a piece of gold, which has a density of 19.3 g/ cm3, is added to the water and the volume goes up to 64.5 ml. calculate the mass in grams of the gold that was added to the water. explain how you got your answer.
Answers: 3
Physics, 22.06.2019 14:30, raoufhanna
A58-kg boy swings a baseball bat, which causes a 0.140-kg baseball to move toward third base with a velocity of 38.0 m/s.
Answers: 2
Apitch of middle d (first harmonic = 294 hz) is sounded out by a vibrating guitar string. the length...
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