A pulse from a ruby laser lambda 6943 nm has an average
A pulse from a ruby laser (lambda = 694.3 nm) has an average power of 20 MW and lasts 2.3 ns.
What is the total energy of the pulse?
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How many photons are emitted in this pulse?
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What is the ratio of these two gravitational pulls? (An approximate answer is fine, since, for example, the distance to your friend is likely to change frequently.)
A balloon was filled to a volume 2.50 L when the temperature was 30.0 degrees C. What would the volume become if the temperature dropped to 11.0 degrees C
locate a current event concerning an international business law issue. Unfortunately, in this day and age there seem to be many from which to choose. The event should be no more than 60 days old.
Chemists studied the formation of phosgene by sealing 0.73 atm of carbon monoxide and 0.98 atm of chlorine in a reactor at a certain temperature. The pressure dropped smoothly to 1.32 atm as the system reached equilbrium.
A pulse from a ruby laser (lambda = 694.3 nm) has an average power of 20 MW and lasts 2.3 ns. What is the total energy of the pulse
My aunt is about to retire and she wants to buy an annuity that will supplement her income by $65,000 per for 25 years beginning a year from today. The going rate on such annuities is 6.25%. How much would it cost to buy such an annuity today?
Find the area of steel reinforcement required for a concrete T-beam for the following data; f'c = 3 ksi, fy=60 ksi,d=18 in, t= 4.5 in., bw= 10 in., bf= 36 in., 3/4" aggregate, and the section sustains a total factored bending moment 82 k-ft.
Refrierators are usually kept at about 5 degrees Celcius, while room temperature is about 20 degrees Celcius. If you were to take an "empty" sealed 2 liter soda bottle at room temperature and place it in the fridge, would you expect it to contract
In May, the company started 445,300 and completed 427,500 units. May's ending inventory was 30 percent complete as to conversion.
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