If a person on the side of the road waves to a car for 3 seconds, according to the bystanders clock, then the car driver will see the bystander wave for ______ seconds as they watch the bystanders clock.

Q: fre c) Two aeroplanes A and B are moving away from one anotherwith a speed of 540 km/hr. The…

A: Given :  velocity with which they are moving apart = v = 540 km/hr = 540 x 5/18 = 150 m/s velocity…

Q: Which of the two waves had the larger amplitude? What is the larger amplitude?

A:

Q: Waves on a swimming pool propagate at o.750 m/s. You splash the water at one end of the pool and…

A: The speed of waves on the swimming pool is V = 0.750 m/s Let d be the distance of the opposite side…

Q: Some cameras determine the distance to the subject by sending out * 20 a sound wave and measuring…

A:

Q: Determine the T and f of the wave

A: Time Period (T) of the signal is define as the one Cycle of the signal. Since in the given curve…

Q: #3. Using one of the equations given, explain what a stationary observer sitting on a moun- tain top…

A: Sound is nothing but oscillation in pressure traveling through the medium. It is a longitudinal wave…

Q: A seismographic station receives S and P waves from an earthquake, separated in time by 15.0 s.…

A: Given: speed of S wave, vS=4.50 m/s speed of P wave, vP=8.80 km/s   Solution: Consider the seismic…

Q: If you put your finger right above a flame you will not get burn't. The reason for this is that the…

A: A- If you put your finger right above a flame you will not get burn't. The reason for this is that…

Q: 3. A boat emits a sonar signal and it strikes an underwater object 4.67 seconds later. How far is…

A: Distance of object from the boat is 7159.11m Explanation:Step 1:Step 2:

Q: TI A mother hawk screeches as she dives at you. You recall from biology that female hawks screech at…

A:

Q: A person stands in front of a cliff and gives a shout. 0.5 seconds later ,the person heard the echo.…

A: Option D is the right answer  86.75 m

Q: A racing car moving towards a cliff sound its horn. The driver observes that the sound reflected…

A: C

Q: VBR = 50 m/s VAR = 30 m/s Two cars are ini- tially 960m apart and are approaching each other at…

A:

Q: A pendulum has a period of 5 seconds. What is its frequency? 0.2 Hz 5 Hz 25 Hz 1 MHz

A: We know thatf=1THeref=frequencyT=time period

Q: owards a prey. Does the prey move away or to z frequency? What is the speed of the prey rela

A:

Q: 7. NASA launches a shuttle on a cold, dry day. At this time and place, sound travels at 330 m/s. a.…

A:

Q: trom a.) An ambulunce moving away towurd cliff ant 12 m/s emits sound freauency 1000 Hz. You running…

A: (a)   The frequency of the sound coming directly from the ambulance can be determined as follows.…

Q: Wave speeds only apply to mechanical waves. True False Waves can be viewed from which perspectives?…

A:

Q: A vacationer sits all day on the corner of a pier in Boston Harbor and notices that at 9am, when the…

A: given: T1 = 9 am f(T1) = 2 ft T2 = 4 pm F(T2) = 12 ft (maximum)

Q: Which of the following statements is wrong? A) Sound travels in straight line B) Sound is a form of…

A:

Q: An airplane moving at 0.5 the speed of sound turns on a loud siren, with frequency 2000 Hz. The…

A: We have given Frequency of sound f = 2000 Hz  Let V = velocity of sound  Velocity of airplane Vs =…

Q: You wake up and feel... off. You can't quite put your finger on it, but something feels wrong. You…

A: Time period of a swing pendulum is given as  T = 2π Lg Where L is length of pendulum and g is…

Q: A pulse is traveling towards the boundary from a more dense medium to a less dense medium. Medium 1…

A: Given that:

Q: A cork on the surface of a pond bobs up and down two times per second on ripples having a wavelength…

A: Given: The frequency is 2 Hz. The wavelength is 7.10 cm. The distance of cork from the shore is 14.5…

Q: 2. Light is a wave that travels at a speed of 3 x 108 m/s. The different colors that we see are…

A:

Q: In the figure, a French submarine and a U.S. submarine move toward each other during maneuvers in…

A:

Q: water waves in a small tank are 7.5-cm long. They pass a given point at a rate of 2.5 waves per 20…

A:

Q: P. 45 9. A wave has the frequen ay a sound uwalye ar the speed of specd of light SOLUTIONghs V a. A…

A: It is given that the wavelength of some short of wave is, λ= 3.00 m

Q: 4) Radio telescopes receive radiowaves from distant stars. If such a wave has a wavelength of 24 cm…

A:

Q: A stone is dropped from the deck of a bridge. The sound of the splash reached the deck 3 secs later.…

A:

Q: A set of water waves travels at 20. 0 m/s , and 4.0 waves pass you in 2.0 s. What is the wavelength…

A:

Q: A pulse is traveling towards the boundary from a more dense medium to a less dense medium. Medium 1…

A: we know that when a wave is reflected from denser to rarer medium, there is no phase change.

Q: When the outdoor emergency warning siren at aileen's school was tested, the sound from the siren…

A: GivenTime taken by sound to reach house (t)=4 sDistance between siren and her house (d)= 2.75 km

Q: Some cameras determine the distance to the subject by sending out a sound wave and measuring the…

A: Given:-  Some cameras determine the distance to the subject by sending out a sound wave and…

Q: Frequency Htz Length in m Calculate u using f = Then find y (wavelength) using v = fy and v? = 2L…

A:

Q: Two waves of the same frequency have amplitudes 1.46 and 1.94. They interfere at a point where their…

A: Dear student The amplitude of resultant wave is given by: A = [A12 + A22  + 2.A1.A2.cos¢]1/2 Here,…

Q: -3 A 11 5 3 N 18 2 3

A:

Q: 3) If it takes 0.87-s to hear a gun-shot 300-m away, what is the speed of sound at that location?…

A: Given data The time interval is given as t = 0.87 s. The distance traveled by the gunshot is given…