Q3/ At a distance of loscm the intensity of radiation per unit area is 4 0e mW/Lu?. what will the indensity b sthe power meder is moved do a distance of 200cm from. the Point souyce e

Q: P1) A totally absorbing surface having an area of 7.7 cm² faces a small source of sinusoidal…

A: Area (A) = 7.7 cm2 = 7.7×10-4 m2distance (d) = 2.4 m Emax = 84 Vm

Q: what is th magnetic field of the conductor?

A: To determine the magnetic field around a current-carrying conductor, we use the right-hand rule.…

Q: Police radar guns measure the speed of moving vehicles by transmitting electromagnetic waves at a…

A: Given data: The frequency of source is fs=24 GHz. The speed of car is vs=65 mph.

Q: What is the frequency of an EM wave thats has a wave length of 1mm? What type od EM wave is this?

A: Solution:   Given, Wavelength(λ)=1 mm=1×10-3  m   The Frequency of an EM(Electro-Magnetic) Wave is…

Q: But-Savart Taw and Ampere's law, Apply fearaduy'y law of wry 6A G00a bar shder on Fails separateal…

A:

Q: The average intensity of sunlight at the top of the earth's atmosphere in 1390 W/m². What is the…

A:

Q: What is the relationship between the radiation intensity and the distance of the source?

A: Intensity obeys inverse square law ie intensity of radiation varies inversely with the square of…

Q: A 0.140-A current is charging a capacitor that has square plates 5.20 cm on each side. The plate…

A:

Q: J/A candle radiates lightly equally in all directions at an average rade of 80w. At a certain…

A: Power radiated by candle, P=80 W Maximum electric field strength, E0=27.7 N/C

Q: What is the intensity of an electromagnetic wave with a peak electric field strength of 125 Vim?

A: Given that:- The Peak electric field strength is 125 V/m. We can say that, the intensity of an…

Q: Write down Maxwell's equations in differential form. Show how these equations can be simplified for…

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Q: The helium-neon lasers most commonly used in student physics laboratories have outputs of 0.250 mW.…

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Q: Suppose a wave is traveling in a medium in which the speed of the wave's0.75c. Determine the maximum…

A: This problem can be solved using the speed formula of a electromagnetic wave.