« previous next »

Author Question: A 1.00-kg duck is flying overhead at 1.50 m/s when a hunter fires straight up. The 0.0100-kg bullet ... (Read 87 times)

DelorasTo

  • Hero Member
  • *****
  • Posts: 548
on: Jul 28, 2018
A 1.00-kg duck is flying overhead at 1.50 m/s when a hunter fires straight up. The 0.0100-kg bullet is moving 200 m/s when it hits the duck and stays lodged in the duck's body. What is the speed of the duck and bullet immediately after the hit?
 a. 1.49 m/s
  c. 2.48 m/s
  b. 1.80 m/s
  d. 2.50 m/s

Question 2

A spherical surface surrounds a point charge at its center. If the charge is quadrupled and if the radius of the surface is doubled, what happens to the electric flux FE out of the surface and the magnitude E of the electric field at the surface as a result of these doublings?
 a. FE and E do not change.
  c. FE increases and E remains the same.
  b. FE increases and E increases.
  d. FE increases and E decreases.


efwsefaw

  • Sr. Member
  • ****
  • Posts: 351
Reply #1 on: Jul 28, 2018
Answer to Question 1

C

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

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.

Did you know?

The effects of organophosphate poisoning are referred to by using the abbreviations “SLUD” or “SLUDGE,” It stands for: salivation, lacrimation, urination, defecation, GI upset, and emesis.

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

Bullet Ant Bullet Ant
An ABC fire extinguisher is safe for most fires. An ABC fire extinguisher is safe for most fires.
Triceps and Side Stretch With Arm Overhead. Triceps and Side Stretch With Arm Overhead.
Video: Genetic terms Animation

For a complete list of videos, visit our video library