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

Author Question: A glass rod is rubbed with a piece of silk. During the process the glass rod acquires a positive ... (Read 66 times)

genevieve1028

  • Hero Member
  • *****
  • Posts: 601
on: Jul 27, 2018
A glass rod is rubbed with a piece of silk. During the process the glass rod acquires a positive charge and the silk
 
  A) acquires a positive charge also.
  B) remains neutral.
  C) acquires a negative charge.
  D) could either be positively charged or negatively charged. It depends on how hard the rod was rubbed.

Question 2

Consider a small satellite moving in a circular orbit (radius r) about a spherical planet (mass M). The period does not depend upon
 
  A) g at the satellite position.
  B) the planet mass.
  C) the satellite mass.
  D) the radius r.
  E) the universal gravitational constant.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

paavo

  • Sr. Member
  • ****
  • Posts: 301
Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

C


genevieve1028

  • Member
  • Posts: 601
Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

rleezy04

  • Member
  • Posts: 322
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

Did you know?

Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

Critical thinking and the assessent process Critical thinking and the assessent process
Process flow diagram for Acetic Anhydride Plant Process flow diagram for Acetic Anhydride Plant
Color mixtures of reflected pigment—subtractive process Color mixtures of reflected pigment—subtractive process
Hormones in the Digestive Process Hormones in the Digestive Process
How to find two positive angles less than 360° for a reciprocal trigonometric function (secant) How to find two positive angles less than 360° for a reciprocal trigonometric function (secant)
Termination of the process of translation Termination of the process of translation
Video: Types of energy transfer reactions: oxidation-reduction reactions and ATP generation reactions

For a complete list of videos, visit our video library