1

# A laser is used in eye surgery to weld a detached retina back into place. The wavelength of the laser beam is $514 \mathrm{nm}$ and the power is 1.5 W. During surge...

## Question

###### A laser is used in eye surgery to weld a detached retina back into place. The wavelength of the laser beam is $514 \mathrm{nm}$ and the power is 1.5 W. During surgery, the laser beam is turned on for 0.050 s. During this time, how many photons are emitted by the laser?

A laser is used in eye surgery to weld a detached retina back into place. The wavelength of the laser beam is $514 \mathrm{nm}$ and the power is 1.5 W. During surgery, the laser beam is turned on for 0.050 s. During this time, how many photons are emitted by the laser?

## Answers

#### Similar Solved Questions

5 answers
##### Which of the following represents vinylic carbocation?CH; CH = CH;CH; CH = â‚¬ - CH;CH; - CH-C =C-H [ITonlyland IlIand IIIIl only
Which of the following represents vinylic carbocation? CH; CH = CH; CH; CH = â‚¬ - CH; CH; - CH-C =C-H [I Tonly land Il Iand III Il only...
5 answers
##### Upper triangular' syslems_ Definition. A system of linear equations is called upDer triangular if it is in the formUxwhere U (uij) is an n X n matrix with entries in F such that U;j 0 for all i > j, â‚¬ colu veetor ol variablesandgiven colums vector entries from FWe say that the system is non singular if u;i / 0 Lor all i = 1,Explain why there i5 exacbly ole solution [or HOII-singular upper triangular systemn Uz For the ollowing U and pairs solve the corresponding HOn-singular upper tri
Upper triangular' syslems_ Definition. A system of linear equations is called upDer triangular if it is in the form Ux where U (uij) is an n X n matrix with entries in F such that U;j 0 for all i > j, â‚¬ colu veetor ol variables and given colums vector entries from F We say that the sys...
5 answers
##### 50 points possible 9/50 answeredQuestion 13Find the exponential equation whose graph passes through the points ( 3,and (2,36)Question Help:MessageInstructorNext Question
50 points possible 9/50 answered Question 13 Find the exponential equation whose graph passes through the points ( 3, and (2,36) Question Help: MessageInstructor Next Question...
5 answers
##### You are delivering box of masks to an assisted living home by carrying the box at constant speed across parking lot with no slope. Which best describes this situation?You are doing positive work on the boxThe box is doing negative work on your hands_You are doing zero work on the box:You are doing negative work on the box
You are delivering box of masks to an assisted living home by carrying the box at constant speed across parking lot with no slope. Which best describes this situation? You are doing positive work on the box The box is doing negative work on your hands_ You are doing zero work on the box: You are doi...
5 answers
##### =7 the sample growing iving ' seed company claims 2 (c) 2 (a) Usc for conditions. Yours distribution, the What State Define # that explanation. statkey [ the suflicient evidence the symbol and parameter W label the and peryirclion; the horizontal alternative normal and the value of sample test hypothesis Suppose that He randomly H to support the companies axis and distribution seleofsthe 165 shade the region Nc8 statistic? 200 sample 1 claim 028) that lsced300r in whether or not the propor
=7 the sample growing iving ' seed company claims 2 (c) 2 (a) Usc for conditions. Yours distribution, the What State Define # that explanation. statkey [ the suflicient evidence the symbol and parameter W label the and peryirclion; the horizontal alternative normal and the value of sample test ...
5 answers
##### Let be a regular, but not necessarily unit-speed, curve on SUr - face. Prove that (with the usual notation) the normal and geodesic curvatures of ~ are3 . (N x T) and 6g (7,7)3/2Kn =
Let be a regular, but not necessarily unit-speed, curve on SUr - face. Prove that (with the usual notation) the normal and geodesic curvatures of ~ are 3 . (N x T) and 6g (7,7)3/2 Kn =...
5 answers
5 answers
##### One of the following functions is NOT one-to-one function 1Laf{x) = sin(x) I â‚¬ [0, 3]Nonef6) = Il, xe [-3,-1]f(x) = x2 + 1, x e [-8,8]f(x) cos{x), x â‚¬ [0,J]
One of the following functions is NOT one-to-one function 1La f{x) = sin(x) I â‚¬ [0, 3] None f6) = Il, xe [-3,-1] f(x) = x2 + 1, x e [-8,8] f(x) cos{x), x â‚¬ [0,J]...
5 answers
##### (iso: Inote: 3 Ahydrogen Since n atom should know that final uoissiua exact number V with sig: figs. M in your released answer) because 2 the 486.31 wavelength what is the the visiblel initial quantum number?
(iso: Inote: 3 Ahydrogen Since n atom should know that final uoissiua exact number V with sig: figs. M in your released answer) because 2 the 486.31 wavelength what is the the visiblel initial quantum number?...
1 answers
##### Find the value of each expression. $$11 \cdot 4+10 \cdot 3$$
Find the value of each expression. $$11 \cdot 4+10 \cdot 3$$...
2 answers
##### The regression output below is incomplete. The data is gasolineper licensed driver as a function of the real gasoline price pergallon from 1949 to 2016.The functional format is set up as a nonlinear model by takingthe natural logarithm of both annual gasoline per licensed driverand annual real gasoline price per gallon from 1949 to 2016 for theUnited States.Log Gasoline per driver = Log ÃŸ0 - LogÃŸ1 Real PriceIf you use the t-table in the back of the text book, what wouldbe the appropriate criti
The regression output below is incomplete. The data is gasoline per licensed driver as a function of the real gasoline price per gallon from 1949 to 2016. The functional format is set up as a nonlinear model by taking the natural logarithm of both annual gasoline per licensed driver and annual real ...
5 answers
##### After fixing flat tire on bicycle you give the wheel spin Ifits angular speed was .75 rd s and it rotated 14.8 revolutions, for what length of tine. did the wheel rotate? Round t0 the tenth of a nearest second: sccondsb. If the fixed bicycle tire in part moves with radius of 30 cm and rotates the same amount of revolutions determine the linear distance travelled by the fixed tire. Answer meters rounded t0 2 decimal places. metersGet Help:Points possible: This is attcmpt ] of 3. Poutlhiuqucitiont
After fixing flat tire on bicycle you give the wheel spin Ifits angular speed was .75 rd s and it rotated 14.8 revolutions, for what length of tine. did the wheel rotate? Round t0 the tenth of a nearest second: scconds b. If the fixed bicycle tire in part moves with radius of 30 cm and rotates the ...
5 answers
##### Part A: For each reaction state the molecular equation, complete ionic equation and the net ionic equation (if possible); assuming double displacement reaction occurs between the two species: Show ALL of your steps t0 determing the answer: Answers with only net ionic equations will NOT receive full marks:Solutions of lead (TT) nitrate and lithium bromide are mixed: (5 marks)
Part A: For each reaction state the molecular equation, complete ionic equation and the net ionic equation (if possible); assuming double displacement reaction occurs between the two species: Show ALL of your steps t0 determing the answer: Answers with only net ionic equations will NOT receive ful...

-- 0.018303--