A GPS satellite is moving with a line of sight relative velocity of  3600m/s to a receiver.  What is the Doppler shift to the centre frequency caused by this movement on the L1 and L2 signals from the satellite at the receiver?

Q: commuter train passes a passenger platform at a constant speed of 35.2 m/s. The train horn is…

A: commuter train passes a passenger platform at a constant speed of 35.2 m/s. The train horn is…

Q: Two waves of the same frequency have amplitudes 1.38 and 2.85. They interfere at a point where their…

A: When two waves of same frequency superpose, amplitude of resultant  of two waves depends upon the…

Q: A vehicle passes you traveling at 56.3 meters per second while you are standing still. If its engine…

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Q: Write the wave equation in the form y A sin(kr t wt +y) for the given graph.

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Q: A seismographic station receives S and P waves from an earthquake, separated in time by 18.4 s.…

A: Given : v1 = 4.50 km/s  v2 = 8.40 km/s t = 18.4 s

Q: With a sensitive sound-level meter, you measure the sound of a running spider as 210 dB. What does…

A: Sound is defined as Repetitive Vibration compression of the air that is detected by the human ear or…

Q: Several ducks are floating on a lake on a windy day. The ducks bob up and down every two seconds as…

A: Since the ducks bob up and down every two seconds frequency of the wave is n=12 Hz=0.5 HzLet λ be…

Q: The electromagnetic spectrum. Electromagnetic waves, which include light, consist of vibrations of…

A: Concepts:-   (i) frequency, wavelength and speed are related with the equationf =cλSpeed of the E.M…

Q: A commuter train passes a passenger platform at a constant speed of 28.4 m/s. The train horn sounds…

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Q: An ambulance traveling at 26 m/s goes down a street with its siren at a constant frequency of 10,000…

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Q: You are picking up your partner from a mall.  Though you can see your partner, your partner cannot…

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Q: The crests of a wave pass an observer 5 times every minute. If the crests are spaced 15 cm apart,…

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Q: The distance between the two pressure sensors in a shock tubes is 150 mm. The time taken by a shock…

A: Given,The distance between two pressure shock waves, The time is taken by the shock wave, The…

Q: Speeding away from the bank at 95 mph, Kelsey notices that the bank alarm sounded "different" than…

A: Given:- Speed of kelsey's car=95mph. = 42.47m/s   Frequency of sound in bank = (f) 265Hz…

Q: The figure shows the circular wave fronts emitted by two sources. Give the distances from points…

A: The distance of point P from point 1 is 2λ   The distance of point Q from point 1 is 3λ   The…

Q: Under favorable conditions, the human eye can detect light waves with intensities as low as 2.50 x…

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Q: NEED IT ASAP! One end of a horizontal hope is attached to a prong of an electrically driven tuning…

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Q: Consider that a patrol is moving with a velocity of 80 m / s towards a wall that is to the right, if…

A: The velocity of the patrol v=80 m/s. The frequency of the patrol siren fA=300 Hz. The speed of the…

Q: You shout the word hellointo an idealized echo tube. Five seconds later, the helloreturns to your…

A: Given Speed of sound = 340 m/s Time taken by the echo to return = 5 sec.

Q: is the car exceeding speed limit?

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Q: A submarine is moving toward another submarine at 9.2 m/s. it emits a 3.5 MHz ultrasound. What…

A: Answer:-  Given  Speed of sound in water (V) = 1482 m/s  Frequency of first submarine  (fs) = 3.5…

Electromagnetic Waves

Electromagnetic waves are waves that consist of magnetic field and electric field components perpendicular to each other. These field components are also perpendicular to the direction of propagation of the wave.