Practice questions · Public Library

Try answering the question yourself before revealing the answer.

Exam-style questions from the same notes. Reveal the library answer when ready.

Alternating Current and Ac Terminology

Physics · Class 12

Q1. Define Alternating Current and Ac Terminology.

Q2. Explain: AC vs DC.

Q3. Give one clear example of Alternating Current and Ac Terminology and say why it fits.

Related topics

Simple Harmonic Motion

Simple harmonic motion (SHM) is periodic motion in which the acceleration of an object is directly proportional to its displacement from the equilibrium position and is always directed toward equilibrium.

Practice

Newton's Law of Universal Gravitation

Newton’s law of universal gravitation states that every two masses attract each other with a force directly proportional to the product of their masses and inversely proportional to the square of the distance between their centres.

Practice

Circular Motion and SHM

Simple harmonic motion can be represented as the projection of uniform circular motion onto a diameter of the circular path.

Practice

Mass-Spring System

A mass-spring system consists of a mass attached to an elastic spring which can perform SHM when the spring obeys Hooke's law and damping is negligible.

Practice

Simple Pendulum

A simple pendulum consists ideally of a point mass suspended by a light inextensible string which performs approximately SHM for small angular displacements.

Practice

Energy in SHM

In ideal SHM, energy continuously changes between kinetic energy and potential energy, while total mechanical energy remains constant.

Practice

Discover more

Open topic pageNotes, levels & quizTopic quizQuick self-checkRevision notesSummary & key pointsPhysicsMore in this subjectAll subjectsExplore the library