Electricity and Magnetism – Teachers Of Physics

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KipkoechProfessional

Asked: February 11, 2021In: Electricity and Magnetism

Magnetism

Explain why soft iron keepers are suitable for storing magnets.

AdminEnlightened

Asked: December 10, 2020In: Electricity and Magnetism

Working of a transformer

Working of a transformer

Briefly explain the working of a transformer. Hence, explain why a transformer cannot be used to step-up voltage from a battery.

AdminEnlightened

Asked: September 5, 2020In: Electricity and Magnetism

Charged Particle

Charged Particle

What happens when a charged particle accelerates?

QuestPundit

Asked: September 5, 2020In: Electricity and Magnetism

Appliances

Give two reasons why the earth pin in a three-pin plug is longer than the other pins.

AdminEnlightened

Asked: December 1, 2020In: Electricity and Magnetism

P-type semi-conductor

P-type semi-conductor

Explain how doping produces a p-type semi-conductor from pure semi-conductor material.

frankTeacher

Asked: February 6, 2021In: Electricity and Magnetism

Transformers

Why is it that a transformer is always feed with an a.c and not a d.c current?

AdminEnlightened

Asked: January 19, 2022In: Electricity and Magnetism

Factors affecting capacitance

Factors affecting capacitance

State and explain factors that affect capacitance of parallel-plate capacitor.

selinachepkemoi77@gmail.com

Asked: August 7, 2024In: Electricity and Magnetism

Why can a magnet be used as a compass?

Why can a magnet be used as a compass?

Fredrick oumaBegginer

Asked: September 4, 2020In: Electricity and Magnetism

Electronics

Differentiate between Zener breakdown and Avalanche breakdown as used in electronics.

David K. KTeacher

Asked: February 25, 2021In: Electricity and Magnetism

Magnetic effect of electric current

What is the role of commutators in a dc motor?

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