SkillsDrome: All labs

Lab categories:

Measuring Instruments : Construction and Principle of operation of dynamometer type wattmeterand single phase induction type energy meter

Illustrative examples on back emf and torque

Necessity of a starter for D.C. motor

characteristics and applications

Types of D.C. motors

torque equation.

Back emf and its significance

Operation of D.C. motor

neglecting armature reaction.

Illustrative examples

relation between induced emf and terminal voltage with an enumeration of brush contact drop and drop due to armature reaction

Emf equation of generator

Types of armature windings

Types and constructional features

D.C.Machines : Working principle of D.C.Machine as a generator and a motor