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

Author Question: A 3300. kg auto tows a 4500. kg horse trailer. If the engine causes the ground to push the car ... (Read 72 times)

james0929

  • Hero Member
  • *****
  • Posts: 586
on: Jul 27, 2018
A 3300. kg auto tows a 4500. kg horse trailer. If the engine causes the ground to push the car forward with 8.58 kN:
 
  (a) What is the acceleration of the horse trailer?
  (b) What is the forward force on the trailer?
  (c) With how much force does the trailer pull back on the car?

Question 2

The following statements refer to man-made, artificial satellites in orbit around Earth. Which is an accurate statement?
 
  A) The velocity required to keep a satellite in a given orbit depends on the mass of the satellite.
  B) The period of revolution of a satellite moving about the Earth is independent of the size of the orbit it travels.
  C) A satellite in a large diameter circular orbit will always have a longer period of revolution about the Earth than will a satellite in a smaller circular orbit.
  D) It is possible to have a satellite traveling at either a high speed or at a low speed in a given circular orbit.
  E) Only circular orbits are possible for artificial satellites.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Rilsmarie951

  • Sr. Member
  • ****
  • Posts: 316
Reply #1 on: Jul 27, 2018
Answer to Question 1

(a) 1.10 m/s2
(b) 4.95 kN
(c) 4.95 kN

Answer to Question 2

C


james0929

  • Member
  • Posts: 586
Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it

flexer1n1

  • Member
  • Posts: 373
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Did you know?

Excessive alcohol use costs the country approximately $235 billion every year.

The Grants and natural selection of beak size among the medium ground finch. The Grants and natural selection of beak size among the medium ground finch.
A horizontally opposed engine design helps to lower the vehicle’s center of gravity. A horizontally opposed engine design helps to lower the vehicle’s center of gravity.
To measure engine oil pressure, remove the oil pressure sending (sender) unit usually located near ... To measure engine oil pressure, remove the oil pressure sending (sender) unit usually located near ...
A single overhead camshaft engine with a timing belt that also rotates the water pump. A single overhead camshaft engine with a timing belt that also rotates the water pump.
The engine is rotated until the timing marks on the front of the crankshaft line up with zero ... The engine is rotated until the timing marks on the front of the crankshaft line up with zero ...
Sixteen-pin OBD II DLC with terminals identified. Scan tools use the power pin (16) ground pin (4) ... Sixteen-pin OBD II DLC with terminals identified. Scan tools use the power pin (16) ground pin (4) ...
Video: EpiPen Animation (Part 2)

For a complete list of videos, visit our video library