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

Author Question: Yuri, a Russian weightlifter, is able to lift 300 kg a distance 2.00 m in 2.00 s. What is his power ... (Read 160 times)

melina_rosy

  • Hero Member
  • *****
  • Posts: 531
on: Jul 28, 2018
Yuri, a Russian weightlifter, is able to lift 300 kg a distance 2.00 m in 2.00 s. What is his power output?
 a. 500 W
  c. 2.94 kW
  b. 2.45 kW
  d. 9.80 kW

Question 2

Two point charges are 4 cm apart. They are moved to a new separation of 8 cm. By what factor does the resulting mutual force between them change?
 a. 1/4
  c. 1/2
  b. 2
  d. 4


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

owenfalvey

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Jul 28, 2018
Answer to Question 1

C

Answer to Question 2

A


melina_rosy

  • Member
  • Posts: 531
Reply 2 on: Jul 28, 2018
Wow, this really help

sarah_brady415

  • Member
  • Posts: 328
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

Did you know?

The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

South Russian Ovcharka South Russian Ovcharka
Midpoint and Distance forumla Midpoint and Distance forumla
Distance from Earth to Sun schematic Distance from Earth to Sun schematic
Terminals 85 and 86 represent the coil inside the relay. Terminal 30 is the power terminal, 87a is ... Terminals 85 and 86 represent the coil inside the relay. Terminal 30 is the power terminal, 87a is ...
Per capita consumption of power is high in the developed world and highest in the United States Per capita consumption of power is high in the developed world and highest in the United States
Rapid, long-distance signaling in plants Rapid, long-distance signaling in plants
Video: Major Elements in Biological Molecules: Lipids

For a complete list of videos, visit our video library