This topic contains a solution. Click here to go to the answer

Author Question: A very light ideal spring stretches by 21.0cm when it is used to hang a 135-N object. What is the ... (Read 60 times)

anshika

  • Hero Member
  • *****
  • Posts: 510
A very light ideal spring stretches by 21.0cm when it is used to hang a 135-N object. What is the weight of a piece of electronic equipment that would stretch the spring by 44.9cm if you hung the equipment using the spring?
 
  A) 405 N B) 289 N C) 176 N D) 63 N

Question 2

Velma passes Mort at a high speed. Velma and Mort each have identical light-clocks. Mort and Velma both observe both clocks to tick simultaneously at 12 noon on both clocks. Velma observes that Mort's next tick occurs
 
  A) before or after or at the same time as her own tick, depending on Velma's precise speed relative to Mort.
  B) at the same time as the tick on her clock.
  C) before her own clock ticks.
  D) after her own clock ticks.
  E) only when the moon is full.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

shewald78

  • Sr. Member
  • ****
  • Posts: 340
Answer to Question 1

B

Answer to Question 2

D




anshika

  • Member
  • Posts: 510
Reply 2 on: Jul 29, 2018
Great answer, keep it coming :)


jamesnevil303

  • Member
  • Posts: 337
Reply 3 on: Yesterday
Excellent

 

Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

Did you know?

Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

Did you know?

Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

Did you know?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

For a complete list of videos, visit our video library