SAT, 08.02.2022 19:30 landon5718

A laser beam of wavelength λ=632. 8 nm shines at normal incidence on the reflective side of a compact disc. The tracks of tiny pits in which information is coded onto the cd are 1. 60 μm apart.

Answers: 2

Show answers

Other questions on the subject: SAT

SAT, 24.06.2019 07:10, hollie52

Vera is on her school's track and field team. in a practice long-jump competition against her teammates, she gets 5 points for landing over the farther line. she gets a total of 7 jumps and lands x times over the farther line and the rest of the times over the closer line. which of the following functions represents vera's total score? a. f(x)=10x b. f(x)=5x+35 c. f(x)=10x+5 d. f(x)=70-5x

Answers: 1

continue

SAT, 25.06.2019 22:00, wwesuplexcity28

Iknow this isn't a question, but is there someway to ask a question under public safety or is there no category for it? i don't know if i'm overlooking it or not.

Answers: 2

continue

SAT, 27.06.2019 22:00, lalaokawami0912

Blank is the amount of energy in a sound wave per unit of time and is also related to the loudness of a sound

Answers: 1

continue

SAT, 28.06.2019 17:00, Chapo3760

When amy exercises in her fitness center for 1 hr she burns a total of 475 calories. if she burns 9 calories a minute jogging on the treadmill and then burns 6.5 calories a minute pedaling on the stationary bicycle how many minutes of the hour does she spend exercising on the bicycle?

Answers: 3

continue

You know the right answer?

A laser beam of wavelength λ=632. 8 nm shines at normal incidence on the reflective side of a compac...