« 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 72 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?

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?

Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

Did you know?

Individuals are never “cured” of addictions. Instead, they learn how to manage their disease to lead healthy, balanced lives.

Did you know?

Thyroid conditions may make getting pregnant impossible.

Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

Timing of teratogens. Vulnerability to teratogens is greatest in the embryonic period. Source: Moore Timing of teratogens. Vulnerability to teratogens is greatest in the embryonic period. Source: Moore
Dred Scott and his wife and children are featured on the cover of Frank Leslie’s Illustrated Newspap Dred Scott and his wife and children are featured on the cover of Frank Leslie’s Illustrated Newspap
Chemical equilibrium and the law of mass action. Chemical equilibrium and the law of mass action.
Embryonic Period Embryonic Period
Embryonic Period - organogenesis Embryonic Period - organogenesis
Embryonic Period - 4th week Embryonic Period - 4th week
Video: Protein Secondary and Tertiary Structures - Animation

For a complete list of videos, visit our video library