« previous next »

Author Question: Which of the following is a unit of energy: a. watt b. ftlb/sec c. newton/sec. d. horsepower e. ... (Read 19 times)

krzymel

  • Hero Member
  • *****
  • Posts: 548
on: Jul 28, 2018
Which of the following is a unit of energy:
 a. watt b. ftlb/sec c. newton/sec. d. horsepower e. joule

Question 2

The initial speed of a cannon ball is 0.20 km/s. If the ball is to strike a target that is at a horizontal distance of 3.0 km from the cannon, what is the minimum time of flight for the ball?
 a. 16 s
  b. 21 s
  c. 24 s
  d. 14 s
  e. 19 s


strudel15

  • Sr. Member
  • ****
  • Posts: 324
Reply #1 on: Jul 28, 2018
Answer to Question 1

e

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

krzymel

  • Hero Member
  • *****
  • Posts: 548
Reply #2 on: Jul 28, 2018
Both answers were spot on, thank you once again


strudel15

  • Sr. Member
  • ****
  • Posts: 324
Reply #3 on: Jul 28, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

Did you know?

There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

A Motor Unit A Motor Unit
The major events associated with the three phases of energy metabolism: the cephalic, absorptive, ... The major events associated with the three phases of energy metabolism: the cephalic, absorptive, ...
Rich Energy Deposits Rich Energy Deposits
Wind turbines: the fastest-growing energy sector Wind turbines: the fastest-growing energy sector
A Partially Filled 50-Unit Insulin Syringe A Partially Filled 50-Unit Insulin Syringe
chemistry homework help energy related chemistry homework help energy related
Video: Electrical Conduction System of the Heart

For a complete list of videos, visit our video library