DC motor objective questions for Industrial extension officer ssc JE Electrical
DC MOTOR 1. In a dc Motor, unidirectional torques is produced with the help of a. Brushes b. Commutator c. End plates d. Both a and b…. 2. The counter emf … Read more
Search Results for: power
How do an induction cooker work?
An induction cooktop is simply an electromagnet you can cook with. Inside the glass cooktop, there’s an electronically controlled coil of metal. When you turn … Read more
Cells and batteries|Electrochemical Cells
ONE OF THE MOST COMMON AND MOST VERSATILE SOURCES OF DC IS THE CELL. The term cell means … Read more
Bar-graph meters
A cheap, simple kind of meter can be made using a string of light-emitting diodes (LEDs) or a liquid-crystal display … Read more
Pen recorders
A meter movement can be equipped with a marking device, usually a pen, to keep a graphic record of the … Read more
VU and decibel meters
In high-fidelity equipment, especially the more sophisticated amplifiers (“amps”), loudness meters are sometimes used. These are calibrated in decibels, a … Read more
Watt-hour meters- principle and operation
The utility company is not too interested in how much power you’re using with one appliance,or even how much power … Read more
Wattmeter -principle and working
The measurement of electrical power requires that voltage and current both be measured simultaneously. Remember that power is the product … Read more
Voltmeter- Principle and operation
Current is a flow of charge carriers. Voltage, or electromotive force (EMF), or potential difference, is the “pressure”that makes a … Read more
Types of circuit breaker| Circuit Breaker Types
Circuit Breaker types: According to different criteria, there are different types of circuit breakers. What is a Circuit Breaker? A … Read more
Difference between Fuse and Circuit breaker|Fuse vs Circuit Breaker
Electrical Fuse Circuit Breaker Fuse vs Circuit Breaker
Difference between earthing and grounding|
Difference between earthing and grounding: Grounding is the commonly word used for earthing in the North American standards like IEEE, … Read more
Construction of Synchronous Machines
Stator and Rotor The armature winding of a conventional synchronous machine is almost invariably on the stator and is usually … Read more
Electrical Machines solved Questions|Gate Questions Electrical Machines
In this post, Electrical Machines MCQ questions are given which asked for GATE Electrical exam. The slip of an induction … Read more
Gate 2023 Signals and Systems Topics|Gate Electrical 2023 Topics
Gate 2023 Signals and Systems Topics: In this post, important topics in Signals and Systems for GATE 2023 Exam is … Read more