Question

A helium-neon laser beam has a wavelength in air of 633 nm. It takes 1.28 ns...

A helium-neon laser beam has a wavelength in air of 633 nm. It takes 1.28 ns for the light to travel through 33.0 cm of an unknown liquid.

What is the wavelength of the laser beam in the liquid?

Homework Answers

Answer #1

speed of light in liquid is

refractive index is

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
A typical helium-neon laser found in supermarket checkout scanners emits 633-nm-wavelength light in a 1.1-mm-diameter beam...
A typical helium-neon laser found in supermarket checkout scanners emits 633-nm-wavelength light in a 1.1-mm-diameter beam with a power of 1.3 mW . A) What's the amplitude of the oscillating electric field in the laser beam? B) What's the amplitude of the oscillating magnetic field in the laser beam?
A laser produces light with a wavelength of 490 nm in vacuum. It takes 2.85 ns...
A laser produces light with a wavelength of 490 nm in vacuum. It takes 2.85 ns for the light to pass through 45 cm of an unknown transparent material. a. What is the index of refraction of the material? b. What is the wavelength of the light in the substance? c. How long would it take for this light to pass through 45 cm of water?
In a physics lab, light with wavelength 486 nm travels in air from a laser to...
In a physics lab, light with wavelength 486 nm travels in air from a laser to a photocell in 17.0 ns. When a slab of glass 0.850 m thick is placed in the light beam, with the beam incident along the normal to the parallel faces of the slab, it takes the light 21.3 ns to travel from the laser to the photocell. What is the wavelength of the light in the glass?    nm
Red light of wavelength 633 nm from a helium-neon laser passes through a slit 0.350 mm...
Red light of wavelength 633 nm from a helium-neon laser passes through a slit 0.350 mm wide. The diffraction pattern is observed on a screen 2.55 m away. Define the width of a bright fringe as the distance between the minima on either side. a) What is the width of the central bright fringe? b) What is the width of the first bright fringe on either side of the central one?
What is the frequency of a helium-neon laser with a wavelength of 632.8 nm? The speed...
What is the frequency of a helium-neon laser with a wavelength of 632.8 nm? The speed of light is 3.00 × 108 m/s.
Red light (wavelength 632.8 nm in air) from a Helium-Neon laser is incident on a single...
Red light (wavelength 632.8 nm in air) from a Helium-Neon laser is incident on a single slit of width 0.05 mm. The entire apparatus is immersed in water of refractive index 1.333. Determine the angular width of the central peak.
A laser produces light at a wavelength of 633 nm.   What will the wavelength of this...
A laser produces light at a wavelength of 633 nm.   What will the wavelength of this light be in a material that allows light to travel at a speed of 2.00 x 108 m/s?
A helium-neon laser (λ = 633 nm) illuminates a single slit and is observed on a...
A helium-neon laser (λ = 633 nm) illuminates a single slit and is observed on a screen 1.80 mbehind the slit. The distance between the first and second minima in the diffraction pattern is 4.85 mm . What is the width (in mm) of the slit?
A helium-neon laser (λ = 633 nm) illuminates a single slit and is observed on a...
A helium-neon laser (λ = 633 nm) illuminates a single slit and is observed on a screen 1.30 m behind the slit. The distance between the first and second minima in the diffraction pattern is 4.55 mm. What is the width (in mm) of the slit?
A laser emits light at power 6.01 mW and wavelength 633 nm. The laser beam is...
A laser emits light at power 6.01 mW and wavelength 633 nm. The laser beam is focused (narrowed) until its diameter matches the 1060 nm diameter of a sphere placed in its path. The sphere is perfectly absorbing and has density 5.00 × 103 kg/m3. What are (a) the beam intensity at the sphere's location, (b) the radiation pressure on the sphere, (c) the magnitude of the corresponding force, and (d) the magnitude of the acceleration that force alone would...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT