A small ship equipped to monitor oceanic weather conditions has a circular radar antenna that radiates at a frequency of 1.65 x 1010 Hz and has a diameter of 2.10 m. How close can two floating weather buoys be and still be detected as two objects, if they are 8.20 km away? m

Q: How will the wave patterns on the oscilloscope attached to the speaker change as the volume changes?…

A: The intensity of a sound is the power of the sound in Watts divided by the area the sound covers in…

Q: Or) ^– Write an equation representing a linearly polarized wave with an angular frequency that…

A: Polarised wave means a wave in a plane.

Q: Q# 05. They then both travel through a layer of plastic, with L1 = 4.00 µm, L2 = 3.50 µm, n¡ = 1.40…

A:

Q: Two waves y1 and y2 each of frequency f=5 Hz, wavelength X=2 m, amplitude A=0.4 m travel in the…

A:

Q: The intensity of the sound wave from a jet airplane as it is taking off is 100 W/m at a distance of…

A:

Q: Which of the following are false for E&M waves? I. E&M waves does not require a medium to travel II.…

A:

Q: A SONAR system fixed in a submarine operates at a frequency 40.0 kHz. An enemy submarine moves…

A: Calculating the frequncy reflected by the enemey submarine:Note: This frequncy will not be recieved…

Q: An oceanic depth-sounding vessel sends a sonar of 0.100MHz towards the ocean floor. a) If sound…

A: frequency = 0.1 MHz f = 100000 Hz speed = 1520 m/s a)Using formula ,speed = frequency * wavelength…

Q: dolphin uses echolocation underwater to “see” its surroundings.  If the speed of sound in the ocean…

A: Find the time taken by the dolphin to hear an echo. ∆t=2dv

Q: Two identical loudspeakers are placed on a wall 3.00 m apart. A listener stands 4.00 m from the wall…

A: The waves carry disturbances from one point to the other. The waves can be transverse or…

Q: VP32.4.4 The sun emits light (which we can regard as a sinusoidal wave) equally in all directions.…

A:

Q: You are hiking to the top of a small canyon. When you stop for a rest you decide to shout "hello"…

A: Given Data: Speed of sound in air (v) = 340 m/s.Time for echo (t) = 1.10 s. To Determine: The width…

Q: The intensity of electromagnetic waves from the sun is 1.4 kW/m2 just above the earth’s atmosphere.…

A:

Q: 1. A ringing bell is located in a chamber. When the air is removed from the chamber, why can the…

A: Ans:- Light wave:- It is a transverse wave. It doesn't require a material medium. Light in air…

Q: Which of the following are false for E&M waves? I. E&M waves does not require a medium to travel II.…

A: 1) E & M wave does not require a medium to travel. It can travel in vacuum too hence the…

Q: How will the wave patterns on the oscilloscope attached to the speaker change as the volume changes?…

A: It is given that radio oscillator depands on the number of waves per second while the sound…

Q: The intensity of a spherical waves decreases as the wave moves away from the source. If the…

A:

Q: A laser beam has intensity I0.a. What is the intensity, in terms of I0, if a lens focuses the laser…

A:

Q: Two identical sources of sound, both emitting waves of equal amplitude and a frequency of 2000Hz,…

A: From the general wave equation V = f*lambda , we obtain the value of the wavelength.  Lambda = V/f ,…

Q: Two in-phase loudspeakers emit identical 1000 Hz sound waves along the x-axis.

A: Given:- Two in-phase loudspeakers emit identical 1000 Hz sound waves along the x-axis.  Find:- What…

Q: The average depth of penetration of an ultra-sound wave of the frequency f = 800 kHz in tissue is 4…

A: Given The initial intensity of the wave is I0=10 W/m2. The skin depth or average depth of…

Q: The no of wave in 6cm of vacuum is same as that of no of wave in xcm of the medium is 3/2, find the…

A:

Q: Two waves y1 and y2 each of frequency f=5 Hz, wavelengthX=2 m, amplitude A=0.4 m travel in the…

A: Given data: Frequency of each wave, f=5 Hz Wavelength, λ=2 m Amplitude, A=0.4 m Phase difference,…

Q: *87. ssm Two submarines are under water and approaching each other head-on. Sub A has a speed of 12…

A: Given: Speed of the submarine A =12 m/s Speed of the submarine B = 8 m/s Frequency of sonar wave by…

Q: Consider two identical interfering waves with wavelength A = 0.2 m travelling in the positive…

A:

Q: A 3.49 rad/s (33 1/3 rpm) record has a 5.49-kHz tone cut in the groove. If the groove is located…

A:

Q: 5T Consider a wave described by the wave function y (x,t) =0.50m sin 9T s1t+), find t 4 -1 TO…

A:

Q: (a) A French submarine and an American submarine move towards each other during maneuvers in…

A: Given information: The velocity of the french submarine, vf=55 km/h The velocity of the US…

Q: A bird-watcher is hoping to add the white-throated sparrow to her "life list" of species. How far…

A: Gven:   r1 = 1.66 mI1 = 2.86 × 10-6 W/m2Find: How far could she be from the bird.

Q: ii) Two waves, yı = 8 sin (439.6 t-678 x -8.24) and y2 = 2 sin (533.8t –942 x -17.66) interfere.…

A:

Q: emit sound with the same frequency are placed along a wall and are separated by a distance of 5.00…

A: Given data:-  The two loudspeakers are separated by the distance d = 5 m.  The speed of sound in air…

Q: For the given boundary, what is the angle between the incident and reflected wave ? frm Free…

A: After reflection from the free boundary the wave reflects as it is without inversion.

Q: Which of the followina are true for E&M waves? I. E&M waves does not require a medium to travel II.…

A: From question Let E be the vector of the electric field, and B be the magnetic field of…

Q: An oceanic depth-sounding vessel surveys the ocean bottom with ultrasonic sound that travels 1530…

A: speed = 1530 m/s time delay T = 6s

Q: For the given boundary, what is the angle between the incident and reflected wave ? Fixed Boundary…

A: Reflection of wave:                               The re-bouncing of waves when it strikes to the…

Q: The local FM stereo rock station is at 96.5 MHz. What must be the local oscillator frequency? Use…

A: Given : fr = 96.5 MHz

Q: Two waves Y1 = 5.4 sin (2355 t-0.0628 x + 5T) and Y2 = 6.8 sin (2355 t-0.0628 x + 67) interfere.…

A:

Q: 5.111 A 10 GHz plane wave travelling in free space has amplitude of 15 V/m. The propagation…

A: According to question--- Given value-- frequency = 10 GHz. Amplitude = 15 V/m. We have to find---…

Q: Consider a point source emitting spherical waves equally in all directions. The amplitude of the…

A: we know that energy density formula using electric field and also know that it varies with…

Q: The intensity of electromagnetic waves from the sun is 1.4 kW/m2 just above the earth's atmosphere.…

A:

Q: The equation of certain traveling waves is y(x,t) = 0.0450 sin(25.12x - 37.68t - 0.523) where x and…

A: Given: The equation of the wave is yx,t=0.0450sin25.12x-37.68t-0.523.

Q: 16.37 • Two small stereo speakers Figure E16.37 are driven in step by the same variable- frequency…

A:

Q: Which of the following phase shifts will result in destructive interference of two identical waves?…

A: We know that for constructive interference the path difference between them should be:- ∆x=nλ Where…

Q: A dolphin emits a pulse of sound waves (longitudinal wave) toward an object at 500 m from the…

A: time is given by: time = distance/Velocity given that distance traveled by wave and reaching object…

Q: A wave propagation is represented by y = 4 sin (20zt – "x) where x is in cm and t is in s. Calculate…

A:

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.