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

Author Question: A liquid has a specific gravity of 0.68. What is its density? A) 680 kg/m3 B) 1360 ... (Read 145 times)

genevieve1028

  • Hero Member
  • *****
  • Posts: 601
on: Jul 29, 2018
A liquid has a specific gravity of 0.68. What is its density?
 
  A)
 
  680 kg/m3
 
  B)
 
  1360 kg/m3
 
  C)
 
  1000 kg/m3
 
  D)
 
  6800 kg/m3

Question 2

If the lens diameter is doubled, what happens to the resolvable angle of images produced at fixed wavelength?
 
  A)
 
  The angle decreases by a factor of two.
  B)
 
  The angle increases by a factor of two.
  C)
 
  The angle decreases by a factor of four.
  D)
 
  The angle increases by a factor of four.
  E)
 
  The angle stays the same.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

manuelcastillo

  • Sr. Member
  • ****
  • Posts: 304
Reply #1 on: Jul 29, 2018
Answer to Question 1

A

Answer to Question 2

A


genevieve1028

  • Hero Member
  • *****
  • Posts: 601
Reply #2 on: Jul 29, 2018
Thanks


manuelcastillo

  • Sr. Member
  • ****
  • Posts: 304
Reply #3 on: Jul 29, 2018
Welcome :)


« previous next »
 

Did you know?

Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

Did you know?

Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.

Did you know?

The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.

Did you know?

Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

Three ways that factors affect mortality in response to changes in population density. Three ways that factors affect mortality in response to changes in population density.
Embryonic and Induced Pluripotent Stem Cells & Lineage-specific Markers Embryonic and Induced Pluripotent Stem Cells & Lineage-specific Markers
Heritability (h2) of Addiction to Specific Addictive Agents Heritability (h2) of Addiction to Specific Addictive Agents
Pneumonia patient’s chest x-ray. Note the irregular areas of density. Pneumonia patient’s chest x-ray. Note the irregular areas of density.
Physics - Density and Pressure Physics - Density and Pressure
Preference in Different Organisms for Specific Glycine Codons Preference in Different Organisms for Specific Glycine Codons
Video: DNA close up Animation

For a complete list of videos, visit our video library