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

Author Question: A uniform rod is hinged to a wall and held at a 30 angle by a thin string that is attached to the ... (Read 54 times)

cookcarl

  • Hero Member
  • *****
  • Posts: 539
A uniform rod is hinged to a wall and held at a 30 angle by a thin string that is attached to the ceiling and makes a 90 angle to rod. Which statement(s) must be true? (At least one of them is true and at least one is false.)
 
  1.The hinge force is purely vertical.
  2.The hinge force is purely horizontal.
  3.The string tension is equal to the hinge force.
  4.The string tension is smaller than the rod's weight.
  5.1 and 3 are true.
  6.2 and 3 are true.
  7.1 and 4 are true.
  8.2 and 4 are true.
  9.3 and 4 are true.
  10.Three of the statements are true.

Question 2

A uniform rod of length L, mass M, is suspended by two thin strings. Which of the following statements is true regarding the tensions in the strings?
 
  1.T2 = T1
  2.T2 = 2.5 T1
  3.T2 = 0.6 T1
  4.T2 = 0.8 T1
  5.None of the above
  6.Not enough information to determine



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

chreslie

  • Sr. Member
  • ****
  • Posts: 307
Answer to Question 1

4

Answer to Question 2

3




cookcarl

  • Member
  • Posts: 539
Reply 2 on: Jul 28, 2018
YES! Correct, THANKS for helping me on my review


pratush dev

  • Member
  • Posts: 321
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

Did you know?

In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

For a complete list of videos, visit our video library