judt268 judt268
  • 19-12-2022
  • Physics
contestada

a laser emits a cylindrical beam of light 2.8 mm in diameter. the average power of the laser is 3.0 mw . the laser shines its light on a perfectly absorbing surface.

Respuesta :

Otras preguntas

What were the major factors or causes that ended the cold war? can they be attributed to a single person or a single event?
If a car drove 320 miles and used 10 gallons of gas the miles per gallon is
what was the predicament that captain smith found himself in (Titanic)
What is the 12th term of the sequence? 3, −9, 27, −81, 243, ...
Which country was the first to Ally with Germany? Italy Austria Poland Japan Russia
The combustion of 43.9g of ammonia produces ______ g of no2
Sherif's robbers cave experiment demonstrated that prejudice and intergroup hostility can be reduced through:
Kamil has quarters and nickels in his pocket. He takes one coin out, and then another. Drag and drop the correct letters to complete the tree diagram showing al
Someone please help me
Please help!!!! full answers please!!