« previous next »

Author Question: When a hunter fires a rifle, the hunter feels a force against her shoulder. Explain why. What ... (Read 87 times)

jake

  • Hero Member
  • *****
  • Posts: 538
on: Jul 29, 2018
When a hunter fires a rifle, the hunter feels a force against her shoulder. Explain why.
 
  What will be an ideal response?

Question 2

A certain photon after being scattered from a free electron at rest moves at an angle of 120 with respect to the incident direction. If the wavelength of the incident photon is 0.591 nm, what is the wavelength of the scattered photon?
 
  A) 0.380 nm
  B) 0 nm
  C) 0.550 nm
  D) 0.591 nm
  E) 0.595 nm


tennis14576

  • Sr. Member
  • ****
  • Posts: 334
Reply #1 on: Jul 29, 2018
Answer to Question 1

To accelerate the bullet, the rifle exerts a forward force against the bullet. The bullet, in turn exerts a backward force on the rifle, making it recoil. The hunter's shoulder exerts a forward force on the rifle to slow it down, and the rifle, in turn, exerts a backward force against the hunter's shoulder.

Answer to Question 2

E


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Human kidneys will clean about 1 million gallons of blood in an average lifetime.

Did you know?

The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").

Did you know?

The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Did you know?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

The shoulder (or upright) hold. The shoulder (or upright) hold.
Skeletal muscles of the shoulder, arm, and hand. Skeletal muscles of the shoulder, arm, and hand.
The piston creates a tumbling force as it moves upward. The piston creates a tumbling force as it moves upward.
Passive shoulder roll: mobilizing technique for the shoulder with recipient in supine position. Passive shoulder roll: mobilizing technique for the shoulder with recipient in supine position.
When both sides of the back have been massaged, redrape the back. With light to moderate force, use ... When both sides of the back have been massaged, redrape the back. With light to moderate force, use ...
Arm–shoulder rotations. Holding the receiver’s right wrist and controlling movement from the ... Arm–shoulder rotations. Holding the receiver’s right wrist and controlling movement from the ...
Video: Global warming and its effect on climate change

For a complete list of videos, visit our video library