« previous next »

Author Question: A nearsighted person has a far point of 50. cm for one eye and 150. cm for the other. What power ... (Read 24 times)

Sportsfan2111

  • Hero Member
  • *****
  • Posts: 585
on: Jul 27, 2018
A nearsighted person has a far point of 50. cm for one eye and 150. cm for the other. What power contact lenses allow the person to see distant objects?
 
  What will be an ideal response?

Question 2

A 50.  resistor is placed in series with a 40. mH inductor. At what frequency will the current in such a circuit lag the applied voltage by exactly 45?
 
  What will be an ideal response?


cpetit11

  • Sr. Member
  • ****
  • Posts: 321
Reply #1 on: Jul 27, 2018
Answer to Question 1

-2.0 D and -0.667 D respectively

Answer to Question 2

0.20 kHz


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Did you know?

In 1885, the Lloyd Manufacturing Company of Albany, New York, promoted and sold "Cocaine Toothache Drops" at 15 cents per bottle! In 1914, the Harrison Narcotic Act brought the sale and distribution of this drug under federal control.

Did you know?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

In most ecosystems, sunlight provides the ultimate source of energy to power all biological activity In most ecosystems, sunlight provides the ultimate source of energy to power all biological activity
(A) Scratch test; patient is exposed to allergens through a light scratch on the skin; (B) Positive (A) Scratch test; patient is exposed to allergens through a light scratch on the skin; (B) Positive
Acid Rain and Power Plant Emissions Acid Rain and Power Plant Emissions
The demand for cheap coal to generate electrical power is rising The demand for cheap coal to generate electrical power is rising
Two-point discrimination Two-point discrimination
A certain car traveling at 34.0 mph skids to a stop in 29 meters from the point where the ... A certain car traveling at 34.0 mph skids to a stop in 29 meters from the point where the ...
Video: Acid-base imbalances - compensation of respiratory acidosis and alkalosis

For a complete list of videos, visit our video library