azureguli azureguli

11-04-2018
Chemistry

contestada

A 2-inch, f/4 reflector has a focal length of:

2 inches
4 inches
6 inches
8 inches

Respuesta :

isalias3471 isalias3471

11-04-2018

The focal length would be four inches.

Answer Link

datagman13 datagman13

16-05-2019

Answer:

I think it might be 8 inches

Explanation:

My reasoning for this answer is that when you want the focal length of a telescope, you multiply the number behind the "f/?" so in other words, it would be

2 * 4 = 8

Answer Link

Otras preguntas

What is the solution of the system of equations shown in the graph below?

Transformations. please help !

PLEASE HELP FAST!!! The diagram shows two different forms of government. What statement completes the diagram? Select one: A. Power is held by local government

what is urban regeneration

may y’all please help me

I need help please 4d + 8

What is the role of the Supreme Court in addressing issues regarding the First Amendment?

Question 1 (2 points) What is capitalism? (4 points) a A free market system in which people go into business to make a profit b A free market system in which

How much tip would you give a driver who charged you $15.60, and you wanted to tip him 10%? asap

PLEASE HELP!!! PRE ALGEBRA EXPONETS!! 20 POINTS AND ILL GIVE BRAINLIEST!!!