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

Author Question: The peak current and voltage outputs of a generator are 20 A and 240 V, respectively. What average ... (Read 67 times)

cdr_15

  • Hero Member
  • *****
  • Posts: 546
The peak current and voltage outputs of a generator are 20 A and 240 V, respectively. What average power is provided by the generator?
 
  What will be an ideal response?

Question 2

Suppose that the Hubble constant had the value 35.0 km/s per million light-years.
 
  (1 y = 3.156  107 s, mH  mproton = 1.67  10-27 kg, c = 3.00  108 m/s, 1 light-year = 9.461  1015 m, G = 6.67  10-11 N  m2/kg2)
  (a) What would be the maximum density the universe could have that would still allow it to expand forever?
  (b) Under the conditions of part (a), how many hydrogen atoms would we expect to find, on the average, in a volume of space measuring 3.00 m by 8.00 m by 8.00 m?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Ddddd

  • Sr. Member
  • ****
  • Posts: 334
Answer to Question 1

2.4 kW

Answer to Question 2

(a) 2.45  10-26 kg/m3 (b) 2820 atoms




cdr_15

  • Member
  • Posts: 546
Reply 2 on: Jul 29, 2018
YES! Correct, THANKS for helping me on my review


JaynaD87

  • Member
  • Posts: 368
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

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?

Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

Did you know?

The horizontal fraction bar was introduced by the Arabs.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

For a complete list of videos, visit our video library