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

Author Question: Is the TMA always greater than the AMA for a machine? Explain. ... (Read 31 times)

WWatsford

  • Hero Member
  • *****
  • Posts: 539
    • Biology Forums!
on: Jul 28, 2018
Is the TMA always greater than the AMA for a machine? Explain.

Question 2

A large, metallic, spherical shell has no net charge. It is supported on an insulating stand and has a small hole at the top. A small tack with charge Q is lowered on a silk thread through the hole into the interior of the shell. What is the charge on the outer surface of the shell?
  1.Q
  2.Q/2
  3.0
  4.-Q/2
  5.-Q


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Natalie4ever

  • Sr. Member
  • ****
  • Posts: 335
Reply #1 on: Jul 28, 2018
Answer to Question 1

TMA is always greater than AMA because friction is always present and must be
overcome by the input force, although this effect may be so small that it is difficult to
detect, especially at slow speeds.

Answer to Question 2

1


WWatsford

  • Hero Member
  • *****
  • Posts: 539
    • Biology Forums!
Reply #2 on: Jul 28, 2018
TY


Natalie4ever

  • Sr. Member
  • ****
  • Posts: 335
Reply #3 on: Jul 28, 2018
You're welcome


« previous next »
 

Did you know?

About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

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?

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?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

Did you know?

Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

Greater Flamingo Greater Flamingo
Greater sciatic notch Greater sciatic notch
The impact of climate change is greater in some areas than in others The impact of climate change is greater in some areas than in others
Explain how it can be desirable from an intertemporal perspective for a country run a current ... Explain how it can be desirable from an intertemporal perspective for a country run a current ...
ECG machine. ECG machine.
The amount of genetic variation within populations is far greater than the variation between populat The amount of genetic variation within populations is far greater than the variation between populat
Video: Homeostasis (range of body conditions, normal limits, mild stresses & severe stresses)

For a complete list of videos, visit our video library