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

Author Question: A heavy seesaw is out of balance. A lightweight girl sits on the end that is tilted downward, and a ... (Read 55 times)

anshika

  • Hero Member
  • *****
  • Posts: 510
on: Jul 27, 2018
A heavy seesaw is out of balance. A lightweight girl sits on the end that is tilted downward, and a heavy boy sits on the other side so that the seesaw now balances.
 
  If the boy and girl both move forward so that they are one-half their original distance from the pivot point, what will happen to the seesaw? A) The side the girl is sitting on will once again tilt downward.
  B) The side the boy is sitting on will now tilt downward.
  C) Nothing, the seesaw will still be balanced.
  D) It is impossible to say without knowing the masses of the children.
  E) It is impossible to say without knowing the values of the original distances.

Question 2

For what slit separation will no 1st order double-slit-fringe appear for 550. nm light?
 
  What will be an ideal response?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

frogdreck123456

  • Sr. Member
  • ****
  • Posts: 329
Reply #1 on: Jul 27, 2018
Answer to Question 1

A

Answer to Question 2

d less than 550. nm


anshika

  • Member
  • Posts: 510
Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

jamesnevil303

  • Member
  • Posts: 337
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

Did you know?

Everyone has one nostril that is larger than the other.

Did you know?

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

Did you know?

The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

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.

Girl with young cat Girl with young cat
Heavy fuel droplets separate as they flow around an abrupt bend in an intake manifold. Heavy fuel droplets separate as they flow around an abrupt bend in an intake manifold.
Nitrogen Balance and Imbalance Nitrogen Balance and Imbalance
Energy Balance Is Achieved When Energy (Calories) In Equals Energy (Calories) Out Energy Balance Is Achieved When Energy (Calories) In Equals Energy (Calories) Out
Acid–Base Balance Acid–Base Balance
Raman has a line of credit loan with the ICICI bank. The initial loan balance was $72000.00. ... Raman has a line of credit loan with the ICICI bank. The initial loan balance was $72000.00. ...
Video: Membrane Protein and Facilitated Transport (Passive Vs Active)

For a complete list of videos, visit our video library