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

Author Question: A clown 2 m tall looks at himself in a full-length mirror (floor-to-ceiling). Where in the mirror ... (Read 40 times)

sdfghj

  • Hero Member
  • *****
  • Posts: 552
on: Aug 10, 2020

Question 1

A camera has a converging lens with a focal length of 56 mm. If the f-number is 2.8, what is the diameter of the lens (in mm)?

◦
10

◦
31

◦
0.50

◦
20

◦
50


Question 2

A clown 2 m tall looks at himself in a full-length mirror (floor-to-ceiling). Where in the mirror must he look to see his feet?

◦
1 m from the floor

◦
50 cm from the floor

◦
25 cm from the floor

◦
at the bottom of the mirror

◦
1.5 m from the floor
Physics for Scientists and Engineers ¦ Serway, Jewett ¦ 9th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by sdfghj on Aug 10, 2020

janeli1

  • Sr. Member
  • ****
  • Posts: 330
Reply #1 on: Aug 10, 2020
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


sdfghj

  • Member
  • Posts: 552
Reply 2 on: Aug 10, 2020
Excellent

robbielu01

  • Member
  • Posts: 336
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

Did you know?

It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

Did you know?

The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.

Did you know?

About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

The relationship between the height of the firing line and length of the spark line can be ... The relationship between the height of the firing line and length of the spark line can be ...
What is the length of the staircase? What is the length of the staircase?
The monohybrid cross between tall (D) and dwarf (d) pea plants The monohybrid cross between tall (D) and dwarf (d) pea plants
The monohybrid cross between tall and dwarf pea plants The monohybrid cross between tall and dwarf pea plants
The diagonal of the floor of a rectangular office cubicle is 2 ft longer than the ... The diagonal of the floor of a rectangular office cubicle is 2 ft longer than the ...
Human Development (Full Term) Human Development (Full Term)
Video: Non-specific disease resistance mechanisms & Skin's defense barriers

For a complete list of videos, visit our video library