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

Author Question: The peak current and voltage outputs of a generator are 20 A and 240 V, respectively. What average ... (Read 63 times)

cdr_15

  • Hero Member
  • *****
  • Posts: 546
on: Jul 29, 2018
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
Reply #1 on: Jul 29, 2018
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
Thanks for the timely response, appreciate it

alvinum

  • Member
  • Posts: 317
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

Did you know?

When taking monoamine oxidase inhibitors, people should avoid a variety of foods, which include alcoholic beverages, bean curd, broad (fava) bean pods, cheese, fish, ginseng, protein extracts, meat, sauerkraut, shrimp paste, soups, and yeast.

Did you know?

The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

Did you know?

About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

Current Positions of Known Dwarf Planets and SSSBs in the Outer Solar System Current Positions of Known Dwarf Planets and SSSBs in the Outer Solar System
Headlights were turned off and the battery voltage quickly recovered to indicate 12.6 volts. Headlights were turned off and the battery voltage quickly recovered to indicate 12.6 volts.
Altitude affects the MAP sensor voltage. Altitude affects the MAP sensor voltage.
Extracorporeal shock-wave lithotripsy. Acoustic shock waves generated by the shock-wave generator ... Extracorporeal shock-wave lithotripsy. Acoustic shock waves generated by the shock-wave generator ...
Average Distribution of Incoming Solar Radiation Average Distribution of Incoming Solar Radiation
How much voltage does the resistor drop in Figure 10-2? a. 59 mV b. 19.94 V c. 20 V d. 10 V How much voltage does the resistor drop in Figure 10-2? a. 59 mV b. 19.94 V c. 20 V d. 10 V
Video: Mechanisms of capillary exchange (transcytosis & bulk flow)

For a complete list of videos, visit our video library