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

Author Question: In a grandfather clock, the pendulum measures the time elapsed. A grandfather clock is gaining time. ... (Read 128 times)

sdfghj

  • Hero Member
  • *****
  • Posts: 552
on: Jul 29, 2018
In a grandfather clock, the pendulum measures the time elapsed. A grandfather clock is gaining time. Should you shorten or lengthen the pendulum?
 
  What will be an ideal response?

Question 2

Consider a diffraction grating with 7000. lines/cm with a screen 2.50 m away and 440. nm wavelength light.
 
  (a) How many side maxima would be observed on one side of the central maximum? (b) What is the linear distance between the 1st and 2nd maxima?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Eazy416

  • Sr. Member
  • ****
  • Posts: 360
Reply #1 on: Jul 29, 2018
Answer to Question 1

You should lengthen the pendulum to make its period longer.

Answer to Question 2

(a) 3
(b) 1.15 meters


sdfghj

  • Hero Member
  • *****
  • Posts: 552
Reply #2 on: Jul 29, 2018
Thanks


Eazy416

  • Sr. Member
  • ****
  • Posts: 360
Reply #3 on: Jul 29, 2018
Welcome :)


« previous next »
 

Did you know?

Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

Did you know?

Medication errors are three times higher among children and infants than with adults.

Did you know?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

Did you know?

If you could remove all of your skin, it would weigh up to 5 pounds.

Did you know?

Green tea is able to stop the scent of garlic or onion from causing bad breath.

Pulmonary function test: spirometry. (a) Normal respiratory volumes, as measured during spirometry. Pulmonary function test: spirometry. (a) Normal respiratory volumes, as measured during spirometry.
Telomere length is related to the amount of time adults spend in leisure time activity. Source: Ada Telomere length is related to the amount of time adults spend in leisure time activity. Source: Ada
Time Estimates for Specific Office Procedures Cont. Time Estimates for Specific Office Procedures Cont.
Removing the bed from a pickup truck makes gaining access to the fuel pump a lot easier. Removing the bed from a pickup truck makes gaining access to the fuel pump a lot easier.
Rockin' In Time, 9th Edition Rockin' In Time, 9th Edition
Estimated number of new HIV infections per year over time period in Canada Estimated number of new HIV infections per year over time period in Canada
Video: Carbon fixing adaptations Animation

For a complete list of videos, visit our video library