« previous next »

Author Question: A current-carrying wire of length 50 cm is positioned perpendicular to a uniform magnetic field. If ... (Read 94 times)

hubes95

  • Hero Member
  • *****
  • Posts: 561
on: Jul 28, 2018
A current-carrying wire of length 50 cm is positioned perpendicular to a uniform magnetic field. If the current is 10.0 A and it is determined that there is a resultant force of 7.5 N on the wire due to the interaction of the current and field, what is the magnetic field strength?
 a. 1.8  103 T
  c. 6.7  103 T
  b. 1.5 T
  d. 0.60 T

Question 2

Water is being sprayed from a nozzle at the end of a garden hose of diameter 2.0 cm. If the nozzle has an opening of diameter 0.50 cm, and if the water leaves the nozzle at a speed of 15 m/s, what is the speed of the water inside the hose?
 a. 0.63 m/s
  c. 2.5 m/s
  b. 0.94 m/s
  d. also 10 m/s


Leostella20

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

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?

Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.

Did you know?

The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.

Did you know?

Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

Did you know?

Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.

The geomagnetic polarity time scale shows how Earth’s magnetic pole has changed through geologic tim The geomagnetic polarity time scale shows how Earth’s magnetic pole has changed through geologic tim
The client is positioned for the examination The client is positioned for the examination
Client’s view with visual field loss Client’s view with visual field loss
Determined the magnitude of the magnetic force on the conductor. Determined the magnitude of the magnetic force on the conductor.
A solenoid has an area of 41.0 cm2. Find the change in magnetic flux through the solenoid. A solenoid has an area of 41.0 cm2. Find the change in magnetic flux through the solenoid.
Corolla length in tobacco Corolla length in tobacco
Video: Glomerular filtrate rate: pressures that affect GFR, NFP & GFR and blood composition

For a complete list of videos, visit our video library