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How the electricity is transmitted?

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Description : How electricity is transmitted and distributed?

Description : How is electricity passed through a wire?

Answer : A  wire contains  mobile  electrons  as  majority  charge  carriers  and  holes  as minority  charge carriers when  an emf  or   potential  diffrence is  provided , electrons  flow  in opposite  direction  with  holes(convection current  flow)

Description : How does the electricity travel?

Answer : Electricity can only travel when there is a force pushing it. This force is called electromotive force. Take a look at  a water pump. When you on it force(EMF)will be applied to the ... its specified destination. This same process is applied to  electricity. EMF is required to start the process. 

Description : How do we use nuclear energy to generate electricity?

Answer : nuclear energy is produce by nuclei of atom

Description : How does electricity get from the power plant to your home?

Answer : Electricity  gets  into   my   home  due  to  potential  diffrence  created   between  the  live   wire  and  neutral  wire.

Description :  If it takes a transmitted signal 1m sec to go up to the target and come back after reflection, how far is the transmitter from the target? A) 150 Km B) 150 m C) 15 Km D) 1500 m 

Answer :  If it takes a transmitted signal 1m sec to go up to the target and come back after reflection, how far is the transmitter from the target? A) 150 Km B) 150 m C) 15 Km D) 1500 m 

Description : What speed does electricity travel at?

Description : Is it AC or DC electricity in the home?

Answer : Obviously its A.C

Description : Why do you need a closed circuit for electricity to flow?

Answer : When  the  circuit  is  closed  , a potential  diffrence  is  realized  between  the  two  nodes  connected  .This  causes  flow of  electrons  and  convection  current.

Description : As per Shannon’s channel capacity theorem, if samples are transmitted in ‘T’ seconds over a noisy channel which is bandlimited to ‘B’ Hz. The number of samples ‘n’ is given by (symbols/notations carry their usual meaning) A) B/T B) T/B C) 2BT D) BT/2 

Answer : As per Shannon’s channel capacity theorem, if samples are transmitted in ‘T’ seconds over a noisy channel which is bandlimited to ‘B’ Hz. The number of samples ‘n’ is given by ( ... /notations carry their usual meaning) A) B/T B) T/B C) 2BT D) BT/2 

Description : List at least two examples that show how static electricity can be generated.

Answer : Examples of how static electricity can be generated include combing your hair, walking across a carpeted room, or sliding two pieces of plastic across each other.

Description : How do magnets and copper wire make electricity?

Answer : According  to  Faradays  law , a changing  magnetic  field  on  a  conductor  induses  current  in  the  conductor  through   mutual  induction.

Description : How much electricity is produced by a power plant?

Description : How electricity is distributed?

Description : How much is 1 unit of electricity?

Answer : 1 unit of electricity is equal to 1 kWh.

Description : necessity of transmission of electricity.

Answer :  Because of following points there is necessity of transmission of power:   1. Electrical load on power system is not concentrated at one place but it is widely spread.  2. Load ... to the point of actual utilization of it (consumers) for this purpose transmission electricity is necessary. 

Description : Describe the concept of Ferro electricity. Explain the application of Ferro electric material

Answer : The ferroelectric material has an electric dipole moment and it is spontaneously polarized. They have high dielectric constant which is nonlinear because it is dependent on the intensity of ... used in condensers to concentrate considerable quantities of electric energy within a small space. 

Description : Define the terms: i) Tariff ii) Fuel surcharge iii) Electricity Duty iv) Connected load

Answer : i) Tariff: The rate at which a consumer is charged for the consumption of electricity is called as tariff. OR The amount of money framed by the supplier for the supply of electrical energy ... is the total wattage of all appliances which are used by the consumer on his sanctioned connection. 

Description : Define the following terms related to tariff: (i) Connected load (ii) Unit consumed (iii) Fixed charges (iv) Electricity Tax 

Answer : (i) Connected load  It is the sum of the power ratings (Watts or kW or MW) of all devices and machines existing (installed) in the premises of consumer. It is used to decide the ... a percentage of the total electricity bill which includes all amounts that go to the electricity supply agency. 

Description : The consumer of electricity could be : (A) Domestic (B) Agricultural (C) Industrial and Commercial (D) All of the above 

Answer : The consumer of electricity could be : (A) Domestic (B) Agricultural (C) Industrial and Commercial (D) All of the above 

Description : The Central Electricity Regulatory Commission (CERC) is mainly responsible for:  (A) Regulating tariffs for generation and inter-state transmission of energy including tariffs  (B) Advising the government on ... (C) Efficiency and economy in the electricity industry  (D) All of the above

Answer : The Central Electricity Regulatory Commission (CERC) is mainly responsible for:  (A) Regulating tariffs for generation and inter-state transmission of energy including tariffs  (B) Advising the government on ... (C) Efficiency and economy in the electricity industry  (D) All of the above

Description : As per Electricity Act, ____________means any line which is used for carrying electricity for any purpose.  (A) Electric line (B) Transmission line (C) All of the above (D) None of the above

Answer : As per Electricity Act, Electric line means any line which is used for carrying electricity for any purpose. 

Answer : Integrating instruments are those which measure the total quantity of electricity delivered in a particular time.

Description : What kinds of materials can not electricity pass through?

Description : Is electricity generated in AC or DC?

Answer : Electricity   is  generated  in  AC.

Description : What do we use to generate electricity?

Answer : Use wind turbines.  In a windy seashore we set up some wind turbines.  But when the place is not windy we got no electricity.

Description : Is Aluminium a good conductor of electricity?

Answer : Yes aluminium is a conductor and it is a good conductor of electricity. But copper have better conductivity as compare to aluminium.

Description : Is electricity faster than lightning?

Answer : To avoid electric shock from electrical appliances to the human body 

Answer : Electricity is generated at electrical power generation station.

Answer : Rubber is a insulator it do not allow flow of current so electricity can not flow through rubber.

Answer : No. Wood is an insulator and it doesn't free electrons to flow in it.

Description : which device converts sound to electricity ?

Answer : Microphone converts sound to electricity.

Description : Which part of the world currently practice this form of power production. And how reliable and safe is it?

Description : Do you think is DC better than AC to transmit energy?

Answer : In Long distance DC transmission will be better in cost. It requires more equipments for flexiblity In short distance AC transmission is better in  cost. It is more Flexible

Description : Electricity is transmitted over long distances (1) it is fast (2) there is less wastage of energy (3) it is safer (4) it is cheaper

Answer : there is less wastage of energy

Description : How many volts are in the power lines?

Description : How many amps do you need for a house?

Description : How many characters per sec (7 bits + 1 parity) can be transmitted over a 2400 bps line if the transfer is synchronous (1 start bit and 1 stop bit)?  A) 300 B) 240 C) 250 D) 275

Answer : How many characters per sec (7 bits + 1 parity) can be transmitted over a 2400 bps line if the transfer is synchronous (1 start bit and 1 stop bit)?  300

Description : A 100-watt light bulb is left on for 10 hours. Electricity is 10 cents per kilowatt-hour. How much did it cost to operate the light bulb?

Answer : ANSWER: 10 CENTS

Description : A homeowner replaces a 65 watt incandescent bulb with a 15 watt compact fluorescent lamp. The light is on 2000 hours a year. If electricity cost 10 cents a kilowatt-hour, how much money is saved on the electric bill in one year? w) $50.00 x) $10.00 y) $5.00 z) $1.00 

Answer : ANSWER: X -- $10.00 

Description : What is sag in power system?

Answer : Sag is a catenary curve in between two points of supporters.and also we can say the lowest point of the conductor in between the two points of supporters. 

Description : What is the maximum number of circuit breakers in a panel?

Answer : It depends on that which type of panel is this.

Description : What are the advantages of an interconnected system?

Description : Why the read of 3 phase voltage is 440?

Answer : The  read  of  a  phase  voltage  should be approximatly  240v. This  is  because  line  voltage  equals  to quberoot of  phase  voltage.

Description : What are interconnected power system?

Answer : Interconnected power systems are those which connect different geographic regions. In Australia we have a National Electricity Grid which connects 6 states. Transfers of power occur between the states depending ... make more profit from this.National-Electricity-Market-Fact-Sheet.pdf (0,9 MB)

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