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 85 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?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

Did you know?

Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

Cells involved in specific immunity in vertebrates. Cells involved in specific immunity in vertebrates.
Probes can be used to detect specific macromolecules Probes can be used to detect specific macromolecules
Specific Drugs and their Potential for Dependence Specific Drugs and their Potential for Dependence
Population Density Population Density
Specific amino acid–nucleotide contacts for cI and Cro repressors Specific amino acid–nucleotide contacts for cI and Cro repressors
Population Density versus Economic Growth Population Density versus Economic Growth
Video: Hemodynamics Animation

For a complete list of videos, visit our video library