Magnetic Force on a Charged Particle Quiz

What is the unit of charge used in the equation for calculating the force on a charged particle in a magnetic field?

• Teslas

• Coulombs

• Milliamperes

• Microcoulombs

Which of the following is NOT a base unit required for calculating the force on a charged particle in a magnetic field?

• Meters per second

• Coulombs

• Teslas

• Microcoulombs

Which of the following conditions will result in zero force on a charged particle in a magnetic field?

• Particle moving in a circular path

• Particle moving at 45 degrees to the field

• Particle moving perpendicular to the field

• Particle at rest

What is the angle between the velocity and magnetic field when the force on the particle is maximized?

• 90 degrees

• 45 degrees

• 180 degrees

• 0 degrees

What happens to the force on a charged particle if it moves parallel to the magnetic field?

• It doubles

• It is maximized

• It is minimized

• It becomes zero

In the example where the angle is 115 degrees, what is the force on the particle?

• 7.00 x 10^-14 N

• 9.04 x 10^-5 N

• 1.94 x 10^-4 N

• 2.14 x 10^-4 N

If the angle between the velocity and magnetic field is 25 degrees, how does the force compare to when the angle is 90 degrees?

• Zero

• Less

• Greater

• Equal

In the context of the video, what does the sine of the angle between velocity and magnetic field represent?

• The total velocity

• The magnetic field strength

• The component of velocity perpendicular to the field

• The component of velocity parallel to the field

What is the magnetic field strength if a proton moving perpendicular to the field experiences a force of 7 x 10^-14 N?

• 1.6 x 10^-19 T

• 9.7 x 10^-2 T

• 7.0 x 10^-14 T

• 4.5 x 10^6 T

What is the charge of a proton used in the final example?

• 1.6 x 10^-19 C

• 7.0 x 10^-14 C

• 9.5 x 10^-6 C

• 4.5 x 10^6 C