Solenoid And Toroid -Multiple Choice Questions Quiz

Interactive MCQs on “Solenoid And Toroid”:

Solve the following 10 questions. Only one option is correct. Click on the “Submit” button when done. Click on the “embed” button to use this quiz on your website. Click on “WhatsApp” to share this quiz.

Question 1: What is a solenoid?

(a) A coil of wire in the shape of a cylinder
(b) A loop of wire in the shape of a ring
(c) A cylindrical magnet
(d) A device used to measure electric current

Question 2: What is the main purpose of a solenoid in electromechanical devices?

(a) To generate electricity
(b) To measure electric current
(c) To convert electrical energy into mechanical energy
(d) To store electrical energy

Question 3: What is the direction of the magnetic field inside a solenoid?

(a) It is zero.
(b) It is parallel to the axis of the solenoid.
(c) It is perpendicular to the axis of the solenoid.
(d) It depends on the current direction.

Question 4: What is the relationship between the strength of the magnetic field inside a solenoid and the number of turns in the coil?

(a) The strength of the magnetic field is directly proportional to the number of turns.
(b) The strength of the magnetic field is inversely proportional to the number of turns.
(c) The strength of the magnetic field is independent of the number of turns.
(d) The strength of the magnetic field is related to the diameter of the solenoid.

Question 5: What is a toroid?

(a) A coil of wire wound in the shape of a cylinder
(b) A loop of wire in the shape of a ring
(c) A donut-shaped coil of wire
(d) A cylindrical magnet with a core

Question 6: What is the direction of the magnetic field inside a toroid?

(a) It is zero.
(b) It is parallel to the axis of the toroid.
(c) It is perpendicular to the axis of the toroid.
(d) It depends on the current direction.

Question 7: How is the magnetic field outside a toroid compared to the magnetic field inside?

(a) The magnetic field outside is stronger.
(b) The magnetic field inside is stronger.
(c) The magnetic field is the same inside and outside the toroid.
(d) The magnetic field is zero outside the toroid.

Question 8: What is the purpose of using a ferromagnetic core in a solenoid or a toroid?

(a) To increase the resistance of the coil
(b) To decrease the resistance of the coil
(c) To increase the magnetic field strength
(d) To decrease the magnetic field strength

Question 9: In a solenoid, if the current direction is reversed, what happens to the direction of the magnetic field?

(a) The magnetic field direction remains the same.
(b) The magnetic field direction is reversed.
(c) The magnetic field becomes zero.
(d) The magnetic field direction depends on the number of turns.

Question 10: In which of the following devices are both solenoids and toroids commonly used?

(a) Flashlights
(b) Transformers
(c) Electric cars
(d) Refrigerators