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

Author Question: A simple pendulum, 1.00 m in length, is released from rest when the support string is at an angle of ... (Read 57 times)

formula1

  • Hero Member
  • *****
  • Posts: 666
on: Jul 28, 2018
A simple pendulum, 1.00 m in length, is released from rest when the support string is at an angle of 48.0 from the vertical. What is the speed of the suspended mass at the bottom of the swing? (g = 9.80 m/s2 and ignore air resistance)
 a. 4.43 m/s
  b. 3.82 m/s
  c. 6.49 m/s
  d. 2.55 m/s
  e. 1.62 m/s

Question 2

A baseball catcher puts on an exhibition by catching a 0.175-kg ball dropped from a helicopter at a height of 89.0 m. What is the speed of the ball just before it hits the catcher's glove 1.00 m above the ground? (g = 9.80 m/s2 and ignore air resistance)
 a. 41.5 m/s
  b. 0.482 m/s
  c. 1 730 m/s
  d. 29.4 m/s
  e. 42.0 m/s


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

TINA

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Jul 28, 2018
Answer to Question 1

d

Answer to Question 2

a


formula1

  • Member
  • Posts: 666
Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)

patma1981

  • Member
  • Posts: 292
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

Did you know?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Intussusception. A short length of small intestine has telescoped into itself. Intussusception. A short length of small intestine has telescoped into itself.
Small nuclear RNAs (snRNA), 100-200 bp in length, form part of the splicing mechanisms to process mR Small nuclear RNAs (snRNA), 100-200 bp in length, form part of the splicing mechanisms to process mR
Stand over your base of support with the knees straight but not locked. Stand over your base of support with the knees straight but not locked.
How to find an angle in radians for any given trigonometric function How to find an angle in radians for any given trigonometric function
Landmarks for urinary assessment: The costovertebral angle Landmarks for urinary assessment: The costovertebral angle
The allowable compressive bearing capacity of a soil is 8000 psf. What should be the length of ... The allowable compressive bearing capacity of a soil is 8000 psf. What should be the length of ...
Video: Introduction to Human Immunodeficiency Virus (HIV)

For a complete list of videos, visit our video library