Show that if the radiation pressure (Prad = 1/3 aT4) equals the kinetic pressure, then the total pressure is given by the attatched equation.

Q: A laser used in eye surgery emits a 3.00-mJ pulse in 1.00 ns, focused to a spot 30.0 µm in diameter…

A: a) The expression to determine the power per unit area is,

Q: Let there be a disk shaped merry-go-round of radius R = 2m and mass M = 90 kg with a 30 kg child…

A:

Q: An air-filled parallel plate capacitor is fed with a sinusoidal signal V = 20sin(10³i) mV. Calculate…

A: Given: V = 20 sin (103t) mV = 0.02 sin(103 t) VA = 10 cm2=10*10-4 m2d =2 mm = 2*10-3 m

Q: Large radio telescopes, like the one in Arecibo, Puerto Rico, can detect extremely weak signals.…

A: The power of the signal The area where the power is detected The power density The diameter of the…

Q: High-power lasers are used to compress a plasma (a gas of charged particles) by radiation pressure.…

A:

Q: What is the freaquency of a 270nm UV photon?

A: Given data:  An UV photon Wavelength (λ) = 270 nm = 270×10-9 m Required: The frequency (f)

Q: 39 Unpolarized light of intensity 10 mW/m² is sent into a po- larizing sheet as in Fig. 33-11. What…

A: Given:light source is unpolarized.internsity of light, I = 10 mW/m2Asked:a Amplitude of Electric…

Q: 1%) Problem 3: Consider an electromagnetic wave with a maximum magnetic field strength of 2.5 x 10*…

A: Given, Maximum magnetic field is B=2.5×10-4T

Q: High-power lasers are used to compress a plasma (a gas of charged particles) by radiation pressure.…

A:

Q: After passing a bone tissue with thicknes 3 cm, the intensity of  x ray radiation was reduced by a…

A: Given: Thickness, x = 3 cm  Let the initial intensity of the radiation be I0 and final intensity be…

Q: Calculate the displacement current Id between the square plates, 7.2 cmon a side, of a capacitor if…

A: Data distance,d=7.2cm Electric field, E=2.8×10^6 V/m*s To find Id

Q: Emergency responders for radioactive material incidents normally use the inverse square law of…

A: The inverse square law states that the intensity of any radioactive source decreaseswith the square…

Q: Calculate the following for an eloctromagnetic wave with a wave length of /\=2.73 x 10^-4m: a)…

A: Given: Calculate the following for an electromagnetic wave with a wave length of /\=2.73 x 10^-4m:…