Physics - Electromagnetism - Faith Montgomery | Biblioteka

1

Which device converts electric energy into mechanical energy?

A motor

A generator

A transformer

An electromagnet

1

Which device uses a rotating magnetic field to produce an electric current?

A motor

An electromagnet

A generator

A transformer

1

Which device helps safely transmit electricity from the power plant to your home?

A generator

A transformer

A motor

An electromagnet

1

Which of the following is made up of vibrating electric and magnetic fields traveling together?

An induced current

A generator

An electromagnetic wave

An electromagnet

1

In which direction does the magnetic field in the center of the coil point?

Up

Down

Left

Right

1

At which angle must a charged particle be moving to experience the greatest magnetic force?

45^oto the magnetic field

90^o to the magnetic field

145^o to the magnetic field

180^o to the magnetic field

1

Which of the following changes will result in a stronger electromagnet?

Using a shorter nail

Using a longer wire

Using fewer coils of wire

Using a higher voltage

Visit the following page to review the Lorentz Force Law http://labman.phys.utk.edu/phys222core/modules/m4/The%20magnetic%20force.html

1

What is the magnetic force on a proton that is moving at 2.5 × 10⁷ m/s to the left through a magnetic field that is 3.4 T and pointing toward you? The charge on a proton is 1.6 × 10^-19 C. Use F = qv × B sin(θ).

1.4 × 10-11 N up

1.4 × 10-11 N down

4.0 × 10-12 N right

4.0 × 10-12 N left

1

Which law is used to find the magnitude of a magnetic force?

Lorentz force law

Ampère's force law

Gauss's law for magnetism

Faraday's law

1

Which description best matches the image below of a hand that is using the right-hand palm rule?

A proton moving to the right in a magnetic field that points up will experience a force toward you.

A proton moving up in a magnetic field that points to the right will experience a force toward you.

A proton moving toward you in a magnetic field that points up will experience a force to the right.

A proton moving to the right in a magnetic field that points toward you will experience a force up.

Physics - Electromagnetism

Physics - Electromagnetism

Which device converts electric energy into mechanical energy?

Which device uses a rotating magnetic field to produce an electric current?

Which device helps safely transmit electricity from the power plant to your home?

Which of the following is made up of vibrating electric and magnetic fields traveling together?

In which direction does the magnetic field in the center of the coil point?

At which angle must a charged particle be moving to experience the greatest magnetic force?

Which of the following changes will result in a stronger electromagnet?

What is the magnetic force on a proton that is moving at 2.5 × 107 m/s to the left through a magnetic field that is 3.4 T and pointing toward you? The charge on a proton is 1.6 × 10-19 C. Use F = qv × B sin(θ).

Which law is used to find the magnitude of a magnetic force?

Which description best matches the image below of a hand that is using the right-hand palm rule?

Which device converts electric energy into mechanical energy?

Which device uses a rotating magnetic field to produce an electric current?

Which device helps safely transmit electricity from the power plant to your home?

Which of the following is made up of vibrating electric and magnetic fields traveling together?

In which direction does the magnetic field in the center of the coil point?

At which angle must a charged particle be moving to experience the greatest magnetic force?

Which of the following changes will result in a stronger electromagnet?

What is the magnetic force on a proton that is moving at 2.5 × 107 m/s to the left through a magnetic field that is 3.4 T and pointing toward you? The charge on a proton is 1.6 × 10-19 C. Use F = qv × B sin(θ).

Which law is used to find the magnitude of a magnetic force?

Which description best matches the image below of a hand that is using the right-hand palm rule?

What is the magnetic force on a proton that is moving at 2.5 × 10⁷ m/s to the left through a magnetic field that is 3.4 T and pointing toward you? The charge on a proton is 1.6 × 10^-19 C. Use F = qv × B sin(θ).

What is the magnetic force on a proton that is moving at 2.5 × 10⁷ m/s to the left through a magnetic field that is 3.4 T and pointing toward you? The charge on a proton is 1.6 × 10^-19 C. Use F = qv × B sin(θ).