Electrostatics and MRI Quiz

Electrostatics and MRI Quiz

University

66 Qs

quiz-placeholder

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Electrostatics and MRI Quiz

Electrostatics and MRI Quiz

Assessment

Quiz

Health Sciences

University

Medium

Created by

Wilton Muriithi

Used 2+ times

FREE Resource

66 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary force that governs electrostatics?

Magnetic force

Gravitational force

Electric force

Nuclear force

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In electrodynamics, what is the relationship between electric current and magnetic fields?

They are independent

Electric current creates a magnetic field

Magnetic fields create electric current

Both A and B

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary component of an MRI machine that generates a magnetic field?

Gradient coils

Radiofrequency coils

Superconducting magnets

RF amplifier

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the basic principle behind MRI imaging?

X-ray absorption

Nuclear magnetic resonance

Electromagnetic radiation

Electrical impedance

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary concern when working near an MRI machine?

Loud noise

Radiation exposure

Strong magnetic fields

Electrical hazards

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Patients with which of the following devices are usually contraindicated for an MRI?

Pacemaker

Hearing aid

Dental fillings

Contact lenses

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What do gradient coils do in an MRI scanner?

Generate the main magnetic field

Produce radiofrequency pulses

Create spatial variations in the magnetic field

Detect the MRI signal

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