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

Author Question: Yuri, a Russian weightlifter, is able to lift 260 kg 2.10 m in 2.20 s. What is his power output? a. ... (Read 145 times)

Garrulous

  • Hero Member
  • *****
  • Posts: 686
Yuri, a Russian weightlifter, is able to lift 260 kg 2.10 m in 2.20 s. What is his power output?
 a. 546 W
  b. 2.43 kW
  c. 1.21 kW
  d. 11.8 kW
  e. 24.3 kW

Question 2

An automobile delivers 30.0 hp to its wheels when moving at a constant speed of 24.0 m/s. What is the resistance force on the automobile at this speed? (1 hp = 746 watts)
 a. 5.37E+5 N
  b. 1.21E+3 N
  c. 9.33E+2 N
  d. 3.73E+2 N
  e. 5.97E+2 N



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

djpooyouma

  • Sr. Member
  • ****
  • Posts: 325
Answer to Question 1

b

Answer to Question 2

c




Garrulous

  • Member
  • Posts: 686
Reply 2 on: Jul 28, 2018
Wow, this really help


FergA

  • Member
  • Posts: 352
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

Did you know?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

Did you know?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

Did you know?

Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.

Did you know?

Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

For a complete list of videos, visit our video library