When two waves combine so that their amplitude is zero (or much less than the original amplitudes), this is. refractive interference. diffractive interference. destructive interference.

Q: 1. (a) Two microwave frequencies are authorized for use in microwave ovens: f1 = 898 MHz and f2 =…

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Q: =-7 cos(2t + 40°) = 4 sin(10f + 10°) J = 7/220°, (b) I = 4/

A: Given: To find the transform of the sinusoids to the phasors as,

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Q: 5. Draw an illustration of interfering waves. Which portions of the waves shows constructive…

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Q: Why is it easier to measure the wave length using interference patterns rather than trying to…

A: The nth order bright fringe in an interference pattern has the location:dsinθ=nλ………(1)where,d is the…

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A: Wave Wave are classified in two forms

Q: 1)Two loudspeakers, placed on opposite walls of a 10m long room, emit pure sine waves at f= 170 Hz…

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Q: Consider a string fixed at both ends. The standing waves wavelength slightly shorter than the…

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Q: Fully destructive interference between two sinusoidal waves of the same frequency and amplitude…

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Q: What is a standing wave? O Two waves combining to alternate amplitudes O A wave that quickly comes…

A: When two waves moving in opposite direction with same amplitude and frequency. Then the interference…

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A: To determine: (i) The uses of optical fibre

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Q: : What is phase difference between two Waves, if the resultant amplitude due to their superposition…

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Q: 5. Draw an illustration of interfering waves. Which portions of the waves shows constructive…

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A: FOR THE GIVEN WAVE EQUATION, THE CONDITION FOR THE PATH DIFFERENCE FOR THE  DESTRUCTIVE INTERFERENCE…

Q: 1) Pure constructive interference between two waves happens when the wavesare shifted by what…

A: Constructive interference occurs  when the two waves are in phase (maxima of two waves add together)…

Q: List the main parts of optical fibre.

A: List the main parts of optical fibre .

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Q: You can hear the sound from a person talking on your right in both ears because (A) sound diffracts…

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