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A laser that emits pulses

A laser that emits pulses of UV lasting 2.95 ns has a beam diameter of 4.05 mm. If each burst contains an energy of 4.60 J, what
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2. asked by Ashton
3. 526 views
A laser that emits pulses of UV lasting 2.95 ns has a beam diameter of 4.05 mm. If each burst contains an energy of 4.60 J, what
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2. asked by Ashton
3. 675 views
A laser used to weld detached retinas emits light with a wavelength of 652 nm in pulses that are 20 ms in duration. THe average
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2. asked by J
3. 1,282 views
A helium-neon laser emits light of wavelength 633 nanometers(nm). Light from an argon laser has a wavelength of 515 nm. Which
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2. asked by Shirley
3. 1,827 views
A laser produces 15.0mW of light. In 3.00hr , the laser emits 4.53×1020 photons. What is the wavelength of the laser?
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2. asked by Anonymous
3. 4,047 views
A certain type of laser emits light that has a frequency of 4.0 × 1014 Hz. The light, however, occurs as a series of short
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2. asked by E
3. 801 views
A certain type of laser emits light that has a frequency of 4.7 1014 Hz. The light, however, occurs as a series of short pulses,
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2. asked by Anonymous
3. 1,206 views
Consider the light from a green laser pointer (wavelength = 532 nm).What is the energy of 1 photon form this laser? If the laser
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2. asked by Lacey
3. 733 views
A student holds a laser that emits light of wavelength 641.5 nm. The laser beam passes though a pair of slits separated by 0.400
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2. asked by James urgent
3. 757 views
A laser source emits lights of wavelength 62100m and has an output of 35mW calculate how many photons are emitted per minute by
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2. asked by Uuu
3. 603 views