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

Author Question: A 1938 nickel has a diameter of 21.21 mm, a thickness of 1.95 mm, and weighs 0.04905 N. What is its ... (Read 85 times)

jace

  • Hero Member
  • *****
  • Posts: 541
on: Jul 29, 2018
A 1938 nickel has a diameter of 21.21 mm, a thickness of 1.95 mm, and weighs 0.04905 N. What is its density?
 
  A) 1.37  10-4 kg/m3
  B) 1.82  103 kg/m3
  C) 19.3  103 kg/m3
  D) 3.63  103 kg/m3
  E) 7.26  103 kg/m3

Question 2

Two wheels with fixed centers are in contact with each other and rotate without slipping. Wheel A has a radius of 12.0 cm and is rotating with an angular speed of 35.0 rad/s. Wheel B has a radius of 17.0 cm. What is the angular speed of wheel B?
 
  A) 49.6 rad/s
  B) 24.7 rad/s
  C) 5.83 rad/s
  D) 4.97 rad/s
  E) 12.4 rad/s


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

bbburns21

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Jul 29, 2018
Answer to Question 1

E

Answer to Question 2

B


jace

  • Member
  • Posts: 541
Reply 2 on: Jul 29, 2018
Great answer, keep it coming :)

fatboyy09

  • Member
  • Posts: 358
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Thyroid conditions may make getting pregnant impossible.

Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

Did you know?

The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

Adolf Hitler, shown here in Nuremberg in 1938, was one of the most influential—and evil—persons ... Adolf Hitler, shown here in Nuremberg in 1938, was one of the most influential—and evil—persons ...
a) Type IV hypersensitivity reaction, contact dermatitis as the result of reaction to the nickel in ... a) Type IV hypersensitivity reaction, contact dermatitis as the result of reaction to the nickel in ...
In another solar system, a planet has an airless moon Zygo that is 4.0 × 105 m in diameter. ... In another solar system, a planet has an airless moon Zygo that is 4.0 × 105 m in diameter. ...
A wheel of diameter 0.70 m rolls on the floor without slipping. A point at the top of the wheel ... A wheel of diameter 0.70 m rolls on the floor without slipping. A point at the top of the wheel ...
What is the isotopic atomic mass of an isotope if 9.7023 1022 atoms weighs 4.0256 g? What is the isotopic atomic mass of an isotope if 9.7023 1022 atoms weighs 4.0256 g?
What is the isotopic atomic mass of an isotope if 9.7023 1022 atoms weighs 4.0256 g? What is the isotopic atomic mass of an isotope if 9.7023 1022 atoms weighs 4.0256 g?
Video: Metaphase I Animation

For a complete list of videos, visit our video library