What is a magnet?
A magnet is a substance that attracts iron, nickel, cobalt, etc., and when hung by a thread, it always faces north-south.
What is Free Basics ? Free basics is an advantage
What is Free Basics? Free basics is an advantage for users of certain special operators operated by Facebook through which certain websites or software can be used for free. In other words, these websites can be used without any MB.
What are the disadvantages of a text-based operating system?
What are the disadvantages of a text-based operating system? The disadvantages of a text-based operating system are : The command needs to be memorized. 2. New users are not comfortable using it. 3. The command may be incorrect because you have to type the key on the keyboard. 4. Multiple programs cannot be run simultaneously. … Read more
What is Power Factor? How many types and what are they?
What is Power Factor? How many types and what are they? The ‘cosine’ value of the phase angle of the angle between the current and voltage of the AC circuit is called the power factor . It is expressed by cos θ . There are three types of power factor . Namely: 1. Unity power … Read more
What are the causes of electrical accidents?
What are the causes of electrical accidents? The reasons for the occurrence of electrical accidents are- 1. If you disobey the electrical law, II. If you do not use the controlling equipment, 3. If you use defective goods and equipment, 4. If inattentive to work, 5. If you do not always believe in the content, … Read more
What is Megar and structure of the meg ?
What is Megar and structure of the meg ? Mega is a type of instrument used to measure the insulation resistance of a conductor. The structure of the mega consists of the lower parts of the mega . 1. Hand-operated DC generator 2. Coin coil 3. Pressure coil 4. Pointer or fork 5. Mega scale … Read more
What is an energy meter and Types of energy meters ?
What is an energy meter and Types of energy meters ? Energy meter is a type of electrical measuring instrument. Electrical energy is usually measured in watt-hour or kilowatt-hour meters. Monthly electricity bills are generated from the lessons of this device. An instrument that measures the electrical energy of a circuit is called an energy … Read more
What are watts, kilowatts and horsepower?
What are watts, kilowatts and horsepower? Watt: Watt is the international unit of power. The ability to work one joule (j) per second is called one watt (W). Kilowatt: A large unit of power is called a kilowatt. One kilowatt equals 1000 watts. Horsepower: Horsepower is the ability to work at 550 feet-pounds per second … Read more
What is a parallel circuit ? The circuit in which the
What is a parallel circuit? The circuit in which the loads are connected in parallel is called parallel circuit . In other words, a circuit that has multiple paths of current flow is called a parallel circuit.
What is a series circuit ? A circuit in which two
What is a series circuit? A circuit in which two or more resistors are connected one after the other and there is only one path of current flow is called a series circuit .