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

Author Question: Consider a car with its wheels rolling (not sliding) on the road. How fast must the auto move for ... (Read 46 times)

anshika

  • Hero Member
  • *****
  • Posts: 510
on: Jul 27, 2018
Consider a car with its wheels rolling (not sliding) on the road. How fast must the auto move for some point on a wheel to reach the speed of sound? Explain.
 
  What will be an ideal response?

Question 2

Angular magnification of a magnifying glass is largest when the image is at
 
  A) the near point.
  B) the focal point.
  C) the pupil of the eye.
  D) infinity.
  E) the far point.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

katkat_flores

  • Sr. Member
  • ****
  • Posts: 328
Reply #1 on: Jul 27, 2018
Answer to Question 1

Half the speed of sound. The bottom of the wheel has zero linear speed, the middle has the car's speed, and the top of the wheel is moving at twice the axis speed.

Answer to Question 2

A


anshika

  • Hero Member
  • *****
  • Posts: 510
Reply #2 on: Jul 27, 2018
Both answers were spot on, thank you once again


katkat_flores

  • Sr. Member
  • ****
  • Posts: 328
Reply #3 on: Jul 27, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

Did you know?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Fast food effects on body Fast food effects on body
Frequent dining on fast food, which tends to be higher in fat and carbohydrates, may be convenient ... Frequent dining on fast food, which tends to be higher in fat and carbohydrates, may be convenient ...
Stronger threads are created by cold rolling a heat-treated bolt blank instead of cutting the ... Stronger threads are created by cold rolling a heat-treated bolt blank instead of cutting the ...
Regular diesel fuel on the left has a clear or greenish tint, whereas fuel for off-road use is ... Regular diesel fuel on the left has a clear or greenish tint, whereas fuel for off-road use is ...
Scapula mobilizing technique: move and lift the scapula by pulling back at the shoulder. Scapula mobilizing technique: move and lift the scapula by pulling back at the shoulder.
DID YOU KNOW? DRIVING FAST CAUSES HAIR LOSS DID YOU KNOW? DRIVING FAST CAUSES HAIR LOSS
Video: Muscle Twitch and Muscle Tension - Motor unit size and force

For a complete list of videos, visit our video library