This topic contains a solution. Click here to go to the answer

Author Question: An object is placed 15 cm to the left of a double-convex lens of focal length 20 cm. Where is the ... (Read 37 times)

deesands

  • Hero Member
  • *****
  • Posts: 514
An object is placed 15 cm to the left of a double-convex lens of focal length 20 cm. Where is the image of this object located?
 
  A) 60 cm to the right of the lens
  B) 60 cm to the left of the lens
  C) 8.6 cm to the right of the lens
  D) 8.6 cm to the left of the lens
  E) 30 cm to the left of the lens

Question 2

How far from a +50-mm focal length lens, such as is used in many 35-mm cameras, must an object be placed so it will form a real image that is 3.0 times the size of the object?
 
  A) 46 mm
  B) 52 mm
  C) 58 mm
  D) 67 mm


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

iceage

  • Guest
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 25% of students answer this correctly




deesands

  • Member
  • Posts: 514
Reply 2 on: Jul 29, 2018
Gracias!


vickybb89

  • Member
  • Posts: 347
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.

Did you know?

More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.

Did you know?

Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

Did you know?

People about to have surgery must tell their health care providers about all supplements they take.

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

For a complete list of videos, visit our video library