CH 16 Traveling Waves Problem 16.43 l Review-Part A A bat locates insects by emitting ultrasonic...
Student Name_ [p 13 A dolphin locates prey by emitting ultrasonic sounds with a frequency of 120 kHz and then listening for echoes from he fish. z and then listening for echoes from the Part A: If a school of fish is swimming away at 15 m/s, what is the frequency of the echo detected by the dolphin Part: What is the echo frequency detected by the dolphin if instead the fish are swimming toward the dolphin?
CH 16 Traveling Waves Problem 16.41 Review Part A A friend of yours is loudly singing a single note at 395 Hz while racing toward you at 25.8 m/s on a day when the speed of sound is 346 m/s What frequency do you hear? Express your answer with the appropriate units. Value Units Submit Request Answer Part B What frequency does your friend hear if you suddenly start singing at 395 Hz? Express your answer with the appropriate units....
CH 16 Traveling Waves Problem 16.42 I Review Part A What is the frequency heard by a person standing beside the road in front of the car? Express your answer with the appropriate units An opera singer in a convertible sings a note at 600 Hz while cruising down the highway at 90 km/hr Value Units Submit Request Answer Part B What is the frequency heard by a person on the ground behind the car? Express your answer with the...
CH 16 Traveling waves Problem 16.56 24 of 24 Part A I Review A wave on a string is dascribec by D(E, t) that is the string lens on? Express your answer with the approprlate unlts. (2.00 cm) sin(12.57 Tad/m):r-(638 rad/s)t' is in m end f is ins The ineer density ot tne string is 5.00 g m, where %-| Value Units Submit Request Answer Part B hat is the naximum displacement of a cort on the string? Express your...
CH 16 Traveling Waves Problem 16.40 Review Part A The sound intensity level 5.0 m from a large power saw is 100 dB At what distance will the sound be a more tolerable 80 dB? Express your answer to two significant figures and include the appropriate units. RValue Units Submit Request Answer Provide Feedback
CH 16 Traveling Waves Problem 16.38 Part A What is the sound intensity level for sound wave of intensity 3.8x10-8 W/m2 Express your answer to two significant figures and include the appropriate units. - Value Unis Units Submit Request Answer Part B What is the sound intensity level for sound wave of intensity 3.8x10-2 W/m2 ? Express your answer to two significant figures and include the appropriate units. Value Units Submit Request Answer Provide Feedback
KCH 16 Traveling Waves Problem 16.35 Review A concert loudspeaker suspended high off the ground emits 29.0 W of sound power. A small microphone with a 1.00 cm area is 55.0 m from the speaker Part A What is the sound intensity at the position of the microphone? Express your answer with the appropriate units. Value Units Submit Part B How much sound energy impinges on the microphone each second? Express your answer with the appropriate units. LA Value Units...
Problem 9.65 ③ 50t 11 Review I Constants 1 Periodic Table Part A A typical raindrop is much more massive than a mosquito and falling much faster than a mosquito flies. How does a mosquito survive the impact? Recent research has found that the collision of a falling raindrop with a mosquito is a perfectly Inelastic collision. That is, the mosquito is "swept up by the raindrop and ends up traveling along with the raindrop. Once the relative speed between...
answer part A & B! Problem 9.65 3 21 of 22 Review Constants Periodic Table Part A A typical raindrop is much more massive than a mosquito and falling much faster than a mosquito fies. How does a mosquito survive the impact? Recent research has found that the collision of a falling raindrop with a mosquito is a perfectly inelastic collision. That is the mosquito is swept up by the raindrop and ends up traveling along with the raindrop. Once...
-ROSTER-2019 Problem 3 3of 4 Part A Review Should the bottom plate be charged positive or negative rolative to the top plate if you want the electron to turn to the right? A problem of practical interost is to make a beam of electrons turn a 90 corner. This can be done with the parallel-plate capactor shown in the figure (Figure 1). An electron with kinetic energy 4.0x10-17 J enters through a small hole in the bottom plate of the...