Posted by **Jessica** on Thursday, August 5, 2010 at 10:45am.

I'm working on a final physics exam, and I've got everything but these two that I'm stuck on. Any help would be appreciated, and explanations too (:

--A------B---(----F----

A and B are both pointing up.

1. ^ In that diagram, the image of object A would be

A) real, reduced, and upright.

B) virtual, enlarged, and upright

C) virtual, reduced, and inverted.

D) virtual, reduced, and upright.

and

2. Monochromatic light shines on the surface of a diffraction grating with 5.3 x 103 lines/cm. The first-order maximum is observed at an angle of 17°. Find the wavelength.

A) 420 nm

B) 520 nm

C) 530 nm

D) 550 nm

Thanks again!

## Answer This Question

## Related Questions

- statistics - In a large class, there were 220 students who wrote both the ...
- working with data - josephs final averages in science class are shown in the ...
- statistics - On this semesters final exam, john scored 72 on his calculus exam ...
- statistics - On this semesters final exam, john scored 72 on his calculus exam ...
- Linear Algebra - So I'm studying for my first exam and I'm stuck on this number...
- math - A student’s final grade in chemistry is determined by the following ...
- algebra - What is the final grade for this student? (round to two decimal ...
- physics - Im trying to study for my physics exam by doing some extra problems, ...
- Physics - Hello! I live in Mexico, and I have a couple of questions I asked on Y...
- math - An instructor counts homework as 1/3 of the student's grade and the ...

More Related Questions