This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: What is the correct method of calibrating the zoom lens to keep it in focus throughout the zoom? ... (Read 175 times)

swpotter12

  • Hero Member
  • *****
  • Posts: 527
on: Aug 11, 2018
What is the correct method of calibrating the zoom lens to keep it in focus throughout the zoom?
 
  a. zooming the lens all the way out and focusing on the background before zooming back in again
  b. zooming the lens all the way out and focusing on the principal subject before zooming back in again
  c. zooming the lens to the normal focal length and focusing on the principal subject
  d. zooming the lens all the way in and focusing on the test chart before zooming back out again
  e. zooming the lens all the way in and focusing on the principal subject before zooming back out again

Question 2

The remote control device has changed the way viewers watch television in several ways. One of these, changing channels during programs, is commonly called
 
  a. Zipping or fast-forwarding
  b. Flipping
  c. Zapping
  d. Tuning inertia
  e. Habituation


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

tandmlomax84

  • Sr. Member
  • ****
  • Posts: 323
Reply #1 on: Aug 11, 2018
Answer to Question 1

e

Answer to Question 2

b


swpotter12

  • Hero Member
  • *****
  • Posts: 527
Reply #2 on: Aug 11, 2018
Thank you!


tandmlomax84

  • Sr. Member
  • ****
  • Posts: 323
Reply #3 on: Aug 11, 2018
Always glad to help...


« previous next »
 

Did you know?

Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

Did you know?

The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

Did you know?

The types of cancer that alpha interferons are used to treat include hairy cell leukemia, melanoma, follicular non-Hodgkin's lymphoma, and AIDS-related Kaposi's sarcoma.

Hyperopia (farsightedness). In the uncorrected top figure, the image would come into focus behind th Hyperopia (farsightedness). In the uncorrected top figure, the image would come into focus behind th
The argon-argon method is useful for dating volcanic sediments. The argon-argon method is useful for dating volcanic sediments.
Pavlov’s Method Pavlov’s Method
Tardigrade wasn't correct, nor was Gastrotricha. What on earth is this asking me. Tardigrade wasn't correct, nor was Gastrotricha. What on earth is this asking me.
Are these the correct answers for finding the derivative using the power rule? Are these the correct answers for finding the derivative using the power rule?
Combination of arrangement and sequence is correct Combination of arrangement and sequence is correct
Video: Component of feedback systems & Communication and regulation of body systems

For a complete list of videos, visit our video library