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

Author Question: An object is placed 25 cm in front of a lens of focal length 20 cm. 60 cm past the first lens is a ... (Read 133 times)

imowrer

  • Hero Member
  • *****
  • Posts: 514
on: Jul 28, 2018
An object is placed 25 cm in front of a lens of focal length 20 cm. 60 cm past the first lens is a second lens of focal length 25 cm. How far past the 25 cm lens does the final image form?
 a. 20 cm
  b. 40 cm
  c. 16 cm
  d. 25 cm
  e. 47 cm

Question 2

Long-period comets are believed to come from the ______________.
 Fill in the blank(s) with correct word


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

quynhmickitran

  • Sr. Member
  • ****
  • Posts: 330
Reply #1 on: Jul 28, 2018
Answer to Question 1

c

Answer to Question 2

Oort cloud


imowrer

  • Member
  • Posts: 514
Reply 2 on: Jul 28, 2018
Excellent

marict

  • Member
  • Posts: 304
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

Did you know?

Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

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?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Did you know?

The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

Spot the hidden object Spot the hidden object
Medical assistant working in a front office area of a medical office. Medical assistant working in a front office area of a medical office.
Keep your arms in front of your body as you work. Keep your arms in front of your body as you work.
This battery shows a large “1000” on the front panel but this is the CA rating and not the ... This battery shows a large “1000” on the front panel but this is the CA rating and not the ...
Use fingertips to apply friction to muscle attachments along inferior length of the clavicle. Use fingertips to apply friction to muscle attachments along inferior length of the clavicle.
Length-Tension Relationship Length-Tension Relationship
Video: Graded potentials - electrical characteristics and types

For a complete list of videos, visit our video library