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

Author Question: A 2.00 m-long 6.00 kg ladder pivoted at the top hangs down from a platform at the circus. A 42.0 kg ... (Read 43 times)

drink

  • Hero Member
  • *****
  • Posts: 554
on: Jul 28, 2018
A 2.00 m-long 6.00 kg ladder pivoted at the top hangs down from a platform at the circus. A 42.0 kg trapeze artist climbs to a point where her center of mass is at the center of the ladder and swings at the system's natural frequency. The angular frequency (in s-1) of the system of ladder and woman is
 a. 1.01.
  b. 3.07.
  c. 4.03.
  d. 8.05.
  e. 16.2.

Question 2

In an inertia balance, a body supported against gravity executes simple harmonic oscillations in a horizontal plane under the action of a set of springs. If a 1.00 kg body vibrates at 1.00 Hz, a 2.00 kg body will vibrate at
 a. 0.500 Hz.
  b. 0.707 Hz.
  c. 1.00 Hz.
  d. 1.41 Hz.
  e. 2.00 Hz.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

bd5255

  • Sr. Member
  • ****
  • Posts: 386
Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

B


drink

  • Member
  • Posts: 554
Reply 2 on: Jul 28, 2018
:D TYSM

shailee

  • Member
  • Posts: 392
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

Did you know?

Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.

Did you know?

Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

Ladder of molecular weights Ladder of molecular weights
The Role of the Hippocampus and Cerebral Cortex in Long-Term Memory Storage The Role of the Hippocampus and Cerebral Cortex in Long-Term Memory Storage
Feng Mengbo, Long March: Restart. Feng Mengbo, Long March: Restart.
Homeschooling has come a long way. These children are performing in a musical at the annual ... Homeschooling has come a long way. These children are performing in a musical at the annual ...
Epiphyseal Plate in Long Bone Adolescent bone growth takes place along the epiphyseal plate Epiphyseal Plate in Long Bone Adolescent bone growth takes place along the epiphyseal plate
Measuring the client’s height with a platform scale Measuring the client’s height with a platform scale
Video: Type of Cell Junctions - Desmosome, Hemidesmosomes and Gap Junctions

For a complete list of videos, visit our video library