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 108 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?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

Did you know?

The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Graphic summary of the scientific method. Graphic summary of the scientific method.
Scientific Method Scientific Method
Ergonomically correct desk, chair, and keyboard. Ergonomically correct desk, chair, and keyboard.
Performing Venipuncture Using the Vacutainer Method Performing Venipuncture Using the Vacutainer Method
The Method for Determining the Two-Point Discrimination Threshold The Method for Determining the Two-Point Discrimination Threshold
Stacking the joints. A. Correct thumb–wrist alignment for applying direct pressure. B. Incorrect ... Stacking the joints. A. Correct thumb–wrist alignment for applying direct pressure. B. Incorrect ...
Video: Virtual Tour of the Eye Animation

For a complete list of videos, visit our video library