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 130 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?

Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.

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.

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Pulmonary function test: spirometry. (a) Normal respiratory volumes, as measured during spirometry. Pulmonary function test: spirometry. (a) Normal respiratory volumes, as measured during spirometry.
Relative rate test, calibrating the molecular clock, and calculating divergence dates. Relative rate test, calibrating the molecular clock, and calculating divergence dates.
In 2008, the U.S. economy suffered a gaping wound as several trillion dollars were ripped out of it. In 2008, the U.S. economy suffered a gaping wound as several trillion dollars were ripped out of it.
Healthier choices can be made when time is taken to read a nutrition label. Healthier choices can be made when time is taken to read a nutrition label.
The TaqMan approach to quantitative real-time PCR (qPCR) The TaqMan approach to quantitative real-time PCR (qPCR)
A simple pendulum of length 2.5 m m makes 5.0 complete swings in 16 s s . What is the ... A simple pendulum of length 2.5 m m makes 5.0 complete swings in 16 s s . What is the ...
Video: Simple Diffusion - gases and nonpolar compounds transport

For a complete list of videos, visit our video library