« previous next »

Author Question: A 1.33 kg dense mass is on the end of a 4.50 m string. (a) What would be the period of the ... (Read 35 times)

jilianpiloj

  • Hero Member
  • *****
  • Posts: 521
on: Jul 27, 2018
A 1.33 kg dense mass is on the end of a 4.50 m string.
 
  (a) What would be the period of the pendulum on Earth?
  (b) If the mass were doubled, what would be the frequency of oscillation?
  (c) What would be the period on the planet Mars where gravity is 38. that of the Earth?

Question 2

The critical angle is given by sinc (1/n1 ) for what condition?
 
  What will be an ideal response?


macagnavarro

  • Sr. Member
  • ****
  • Posts: 334
Reply #1 on: Jul 27, 2018
Answer to Question 1

(a) 4.26 s
(b) 0.235 Hz
(c) 6.9 s

Answer to Question 2

The second index n2 =1.00


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

jilianpiloj

  • Hero Member
  • *****
  • Posts: 521
Reply #2 on: Jul 27, 2018
Both answers were spot on, thank you once again


macagnavarro

  • Sr. Member
  • ****
  • Posts: 334
Reply #3 on: Jul 27, 2018
Great! Please up vote :D


« previous next »
 

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?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Did you know?

Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.

The reflection nebula NGC 1999 is brilliantly illuminated by V380 Orionis (center), a variable star The reflection nebula NGC 1999 is brilliantly illuminated by V380 Orionis (center), a variable star
Time Line of Human History From Upper Paleolithic Period to the Present Time Line of Human History From Upper Paleolithic Period to the Present
40th Week pregnancy period baby 40th Week pregnancy period baby
Embryonic Period Embryonic Period
Embryonic Period Embryonic Period
This table shows the growth of a crowd at a rally over a 3 h period. This table shows the growth of a crowd at a rally over a 3 h period.
Video: Febrile Seizure

For a complete list of videos, visit our video library