Question

Assume the helium-neon lasers commonly used in student physics laboratories have power outputs of 0.250 mW....

Assume the helium-neon lasers commonly used in student physics laboratories have power outputs of 0.250 mW.

(a)

If such a laser beam is projected onto a circular spot 1.60 mm in diameter, what is its intensity (in watts per meter squared)?

    W/m2

(b)

Find the peak magnetic field strength (in teslas).

   T

(c)

Find the peak electric field strength (in volts per meter).

V/m

Homework Answers

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
4. During normal beating, the heart creates a maximum 4.9-mV potential across 0.22 m of a...
4. During normal beating, the heart creates a maximum 4.9-mV potential across 0.22 m of a person’s chest, creating a 1.00-Hz electromagnetic wave. What is the corresponding maximum magnetic field strength in the electromagnetic wave? Answer to 2 decimal point precision the number of Tesla (T) in exponential format. No units required. 5. Assume the helium-neon lasers commonly used in student physics laboratories have power outputs of 4.2 mW. (a) If such a laser beam is projected onto a circular...
An evil scientist’s laser beam has a power output of 0.250 W. (a) If such a...
An evil scientist’s laser beam has a power output of 0.250 W. (a) If such a laser beam is projected onto a circular spot 3.00 mm in diameter, what is its intensity? (b) Find the peak magnetic field strength. (c) Find the peak electric field strength.
A 14.0-mW helium–neon laser emits a beam of circular cross section with a diameter of 2.90...
A 14.0-mW helium–neon laser emits a beam of circular cross section with a diameter of 2.90 mm. (a) Find the maximum electric field in the beam. ________kN/C (b) What total energy is contained in a 1.00-m length of the beam?________ pJ (c) Find the momentum carried by a 1.00-m length of the beam. _________kg · m/s
A 12.0-mW helium–neon laser emits a beam of circular cross section with a diameter of 2.35...
A 12.0-mW helium–neon laser emits a beam of circular cross section with a diameter of 2.35 mm. (a) Find the maximum electric field in the beam. kN/C (b) What total energy is contained in a 1.00-m length of the beam? pJ (c) Find the momentum carried by a 1.00-m length of the beam. kg · m/s
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT