What type of wire is used in very high temperature such as electrical heater?

What type of wire is used in very high temperature such as electrical heater?
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In the illustration if the compressor fails to start but the condenser fan motor is running the problem is _______. EL-0042 A. no power between L1 and L2 B. the yellow wire is open at the freezer temperature control switch C. the overload is open D. the blue wire from the defrost heater is open

Description : In the illustration if the compressor fails to start but the condenser fan motor is running the problem is _______. EL-0042 A. no power between L1 and L2 B. the yellow wire is open at the freezer temperature control switch C. the overload is open D. the blue wire from the defrost heater is open

Last Answer : Answer: C

In the illustration if the compressor fails to start but the condenser fan motor is running the problem is _______. EL-0043 A. no power between L1 and L2 B. the yellow wire is open at the freezer temperature control switch C. the overload is open D. the blue wire from the defrost heater is open

Description : In the illustration if the compressor fails to start but the condenser fan motor is running the problem is _______. EL-0043 A. no power between L1 and L2 B. the yellow wire is open at the freezer temperature control switch C. the overload is open D. the blue wire from the defrost heater is open

Last Answer : Answer: C

Nichrome wire is used in an electric heater because _______. (1) It has high resistance (2) It has high melting point (3) It can resist a current upto approx 5 amperes (4) For all of the above reasons

Description : Nichrome wire is used in an electric heater because _______. (1) It has high resistance (2) It has high melting point (3) It can resist a current upto approx 5 amperes (4) For all of the above reasons

Last Answer : (4) For all of the above reasons

State difference between the wire used in the element of an electric heater and in a fuse wire. -Science

Description : State difference between the wire used in the element of an electric heater and in a fuse wire. -Science

Last Answer : The wire used in the element of electric heater has a high resistivity and have a high melting point, so that even at a high temperature element do not burn while fuse wire have a low melting point and high resistivity so that it will melt if a current of large magnitude passes through the wire.

Where does the red wire in a baseboard heater connect to the black or white wire in the wall?

Description : Where does the red wire in a baseboard heater connect to the black or white wire in the wall?

Last Answer : It doesn't connect to either.The red wire must connect to a red wire from the breakerbox.If you only have black and white wires from the breaker box andthe baseboard heater has a red wire something is wrong!

What wire gauge and amperage for a 1600 watt wall heater?

Description : What wire gauge and amperage for a 1600 watt wall heater?

Last Answer : 1600 watts is unusually low for electric baseboard heaters! These usually are rated at about 6000 watts.Typical electric baseboard heaters operate on 220 volts thus you heater would pull about 7.3 ... handle this.A standard 6000 watt baseboard heater pulls about 27 amperes and needs 10 gauge wire.

Why cannot a copper wire be used to make elements in electric heater?

Description : Why cannot a copper wire be used to make elements in electric heater?

Last Answer : Answer: Copper melts at 108.3^0C and forms a black powder on reacting with atmospheric oxygen. For heater elements a metal should have more resistance to produce heat.

A nichrome wire used as heater coil has the resistance of 1 ohm/m. For ...

Description : A nichrome wire used as heater coil has the resistance of 1 ohm/m. For a heater of 1000 W at 200 V, the length of wire required will be 

Last Answer : A nichrome wire used as heater coil has the resistance of 1 ohm/m. For a heater of 1000 W at 200 V, the length of wire required will be 40 m.

Electrical Ironing, On the heater No His Use To do Is it

Description : electric Ironing, On the heater No His Use To do Is it

Last Answer : Electric Ironing, On the heater Nichrome His Use To do Is.

If an electrical heater has three heating elements connected in parallel why does each element have its own fusible link and limit switch?

Description : If an electrical heater has three heating elements connected in parallel why does each element have its own fusible link and limit switch?

Last Answer : What is the answer ?

An immersion heater of 400 watts kept on for 5 hours will consume electrical power of a. 2KWh b. 20KWh c. 6KWh d. 12KWh

Description : An immersion heater of 400 watts kept on for 5 hours will consume electrical power of a. 2KWh b. 20KWh c. 6KWh d. 12KWh

Last Answer : a. 2KWh

High resistance electrical heating elements/wire are not made of (A) Maraging steel (B) Nimonic alloys (C) Kanthal wire (D) Nichrome

Description : High resistance electrical heating elements/wire are not made of (A) Maraging steel (B) Nimonic alloys (C) Kanthal wire (D) Nichrome

Last Answer : (A) Maraging steel

Which type of flux should be used when soldering electrical wire connections and electronic components? A. Silver flux B. Rosin flux C. Solid flux D. Acid flux

Description : Which type of flux should be used when soldering electrical wire connections and electronic components? A. Silver flux B. Rosin flux C. Solid flux D. Acid flux

Last Answer : Answer: B

Megha asked her mother to install a solar water heater on the roof top. Her mother asked about the need of such installation. Megha convinced her mother and succeeded in setting up a solar water heater on her roof top. (i) State one advantage of installing the solar water heater to Megha’s family and to the society. (ii) What qualities of Megha are reflected in her action? (iii) State one limitation in using solar water heater. -Science

Description : Megha asked her mother to install a solar water heater on the roof top. Her mother asked about the need of such installation. Megha convinced her mother and succeeded in setting up a solar water ... Megha are reflected in her action? (iii) State one limitation in using solar water heater. -Science

Last Answer : (i) Advantage of solar water heater (any one) (a) Once solar water heater installed, the family and society never need to pay for heating up the water again. (b) Megha’s family and society ... night as well as on cloudy day. (b) Relatively low heating system efficiency of passive solar water.

Is there such a thing as a cordless space heater?

Description : Is there such a thing as a cordless space heater?

Last Answer : The only space heaters of that description are kerosene heaters.They have no cords because they consume their energy source internally.

Pick out the wrong statement. (A) Tin can be readily and very easily drawn into very fine wire (B) Tin can be severely cold worked without the necessity of annealing due to its low recrystallisation temperature (C) Tin exists in two allotropic forms

Description : Pick out the wrong statement. (A) Tin can be readily and very easily drawn into very fine wire (B) Tin can be severely cold worked without the necessity of annealing due to its low recrystallisation temperature (C) Tin exists in two allotropic forms

Last Answer : (A) Tin can be readily and very easily drawn into very fine wire

How does the wrong gauge electrical wire cause an electrical fire?

Description : How does the wrong gauge electrical wire cause an electrical fire?

Last Answer : The higher the guage the smaller the wire, so the wire could overheat and melt, causing a short and lighting the house on fire

How can electrical power lines keep burning even after the wire burns through and breaks?

Description : How can electrical power lines keep burning even after the wire burns through and breaks?

Last Answer : That would be my guess, you still need a path to ground.

I can't figure out how to wire the thermostat, transformer, fan/limit switch, and an electrical cut off (to pilot light) in my 1945 Armstrong Furnace. Help!

Description : I can't figure out how to wire the thermostat, transformer, fan/limit switch, and an electrical cut off (to pilot light) in my 1945 Armstrong Furnace. Help!

Last Answer : You may wish to talk to an electrical contractor, if you need to be up to code. Where I live, it would not be legal for the layman to do this kind of work. Your laws may vary, but it’s worth checking them out.

Electrical Bulbs Inside Narrow The wire What? With Made Is it

Description : electric Bulbs Inside Narrow The wire What? With Made Is it

Last Answer : Electric Bulbs Inside Narrow The wire Tungsten By Made Is.

What is a machine that produces electrical energy by turning coils of wire around powerful magnets?

Description : What is a machine that produces electrical energy by turning coils of wire around powerful magnets?

Last Answer : Need answer

What is the purpose of a jumper wire when making electrical test?

Description : What is the purpose of a jumper wire when making electrical test?

Last Answer : Feel Free to Answer

How can Ohm law be used to calculate the electrical resistance of a piece of wire?

Description : How can Ohm law be used to calculate the electrical resistance of a piece of wire?

Last Answer : Ohm's law establishes the relationship between the current flowing in a conductor (represented by I), the potential difference across the two ends of the conductor (represented by P), and the resistance offered ... all materials. This is not true, as it only applies to 'linear' or 'ohmic' materials.

If conductor pass energy then my question is that heat energy change int electrical of wire?

Description : If conductor pass energy then my question is that heat energy change int electrical of wire?

Last Answer : Conductor losses or "I squared R losses" occur when electric current flows through a conductor. Conductor loss in watts equals the square of the current in amperes (I2) multiplied by the resistance of the conductor in ohms (R), and each watt of electrical energy is equal to 1 joule of heat.

In an electrical circuit, a fuse is connected (a) in the live wire (b) in the neutral wire (c) in the earth wire (d) anywhere—it makes no difference

Description : In an electrical circuit, a fuse is connected (a) in the live wire (b) in the neutral wire (c) in the earth wire (d) anywhere—it makes no difference

Last Answer : Ans:(a)

Copper wires are generally used for electrical power transmission instead of iron wire because (1) copper is cheaper than iron (2) copper is lighter than iron (3) copper is a better conductor of electricity than iron (4) copper can take higher power than iron

Description : Copper wires are generally used for electrical power transmission instead of iron wire because (1) copper is cheaper than iron (2) copper is lighter than iron (3) copper is a better conductor of electricity than iron (4) copper can take higher power than iron

Last Answer : (3) copper is a better conductor of electricity than iron Explanation: Copper is generally preferred for electrical power transmission instead of iron because of its high electrical conductivity and low resistivity.

Safety fuse wire used in domestic electrical appliances is made of metal of low (1) Resistance (2) Melting point (3) Specific gravity (4) Conductance

Description : Safety fuse wire used in domestic electrical appliances is made of metal of low (1) Resistance (2) Melting point (3) Specific gravity (4) Conductance

Last Answer : (2) Melting point Explanation: The fuse wire is based on the Joules law of heating which says that when the electric current is allowed to pass through a conductor, the conductor heats up and is ... . For this purpose the material used as fuse wire should have high resistance and low melting point.

Grease coatings on electrical contact surfaces increase contact resistance and should be removed with a/an _______________. A. small wire brush B. compressed air jet C. clean dry cloth D. 10% solution carbon solvent and water

Description : Grease coatings on electrical contact surfaces increase contact resistance and should be removed with a/an _______________. A. small wire brush B. compressed air jet C. clean dry cloth D. 10% solution carbon solvent and water

Last Answer : Answer: C

An electrical device which employs a stationary armature and a rotating electromagnetic field is used aboard ship as a ____________. A. magnetic amplifier B. ship's service alternator C. three-wire DC generator D. saturable core reactor

Description : An electrical device which employs a stationary armature and a rotating electromagnetic field is used aboard ship as a ____________. A. magnetic amplifier B. ship's service alternator C. three-wire DC generator D. saturable core reactor

Last Answer : Answer: B

What is the difference between 3 phase 3 wire & 3 phase 4 wire system in electrical system?

Description : What is the difference between 3 phase 3 wire & 3 phase 4 wire system in electrical system?

Last Answer : The answer is very simple. A 3-phase 3-wire system does not contain a neutral. This occurs when you have 3-phase loads such as motors that do not require a neutral. A 3-phase 4-wire system has a neutral. A ... enough in HV side - .In utility point 4 ( 230 , 380 or 415 V)wire required in LV side.

The resistance wire used in a hot wire anemometer for conducting electrical current is made of (A) Copper (B) Tungsten (C) Chromium (D) Aluminium

Description : The resistance wire used in a hot wire anemometer for conducting electrical current is made of (A) Copper (B) Tungsten (C) Chromium (D) Aluminium

Last Answer : (B) Tungsten

All electrical appliances are connected in parallel to each other between the main line and neutral wire to get a. same current b. same current and potential difference c. different current but same potential difference d. different current and potential differences

Description : All electrical appliances are connected in parallel to each other between the main line and neutral wire to get a. same current b. same current and potential difference c. different current but same potential difference d. different current and potential differences

Last Answer : c. different current but same potential difference

Copper wires are generally used for electrical power transmission instead of iron wire because : (1) copper is cheaper than iron (2) copper is lighter than iron (3) copper is a better conductor of electricity than iron (4) copper can take higher power than iron

Description : Copper wires are generally used for electrical power transmission instead of iron wire because : (1) copper is cheaper than iron (2) copper is lighter than iron (3) copper is a better conductor of electricity than iron (4) copper can take higher power than iron 

Last Answer : copper is a better conductor of electricity than iron

Safety fuse wire used in domestic electrical appliances is made of metal of low (1) Resistance (2) Melting point (3) Specific gravity (4) Conductance

Description : Safety fuse wire used in domestic electrical appliances is made of metal of low (1) Resistance (2) Melting point (3) Specific gravity (4) Conductance

Last Answer : Melting point

The resistance of a few meters of wire conductor in closed electrical circuit is?

Description : The resistance of a few meters of wire conductor in closed electrical circuit is?

Last Answer : The resistance of a few meters of wire conductor in closed electrical circuit is practically zero.

Certain substances loose their electrical resistance completely at super low temperature. Such, substances are called. (1) Super conductors (2) Semi conductors (3) Dielectrics (4) Perfect conductors

Description : Certain substances loose their electrical resistance completely at super low temperature. Such, substances are called. (1) Super conductors (2) Semi conductors (3) Dielectrics (4) Perfect conductors

Last Answer : (1) Super conductors Explanation: Superconductors are materials that carry electrical current with little or no resistance when cooled, below a certain temperature. While conventional superconductors need to ... temperature superconductors do so above the boiling point of liquid nitrogen (-196 °C).

Certain substances loose their electrical resistance completely at super low temperature. Such substances are called. (1) Super conductors (2) Semi conductors (3) Dielectrics (4) Perfect conductors

Description : Certain substances loose their electrical resistance completely at super low temperature. Such substances are called. (1) Super conductors (2) Semi conductors (3) Dielectrics (4) Perfect conductors

Last Answer : Super conductors

A wire having very high value of conductance is said to be a. very good conductor b. moderately good conductor c. an insulator d. None

Description : A wire having very high value of conductance is said to be a. very good conductor b. moderately good conductor c. an insulator d. None

Last Answer : a. very good conductor

Consider the following four statements (1-4) about certain desert animals such as kangaroo, rat. (1) They have dark colour and high rate of reproduction and excrete solid urine. (2) They do not drink water, breathe at a slow rate to conserve water and have their body covered with thick hairs. (3) They feed on dry seeds and do not require drinking water. (4) They excrete very concentrated urine and do not use water to regulate body temperature.

Description : Consider the following four statements (1-4) about certain desert animals such as kangaroo, rat. (1) They have dark colour and high rate of reproduction and excrete solid urine. (2) They do ... water. (4) They excrete very concentrated urine and do not use water to regulate body temperature.

Last Answer : (c) 3 and 4

What is the best temperature for a water heater both to save energy and with a young child in the house?

Description : What is the best temperature for a water heater both to save energy and with a young child in the house?

Last Answer : answer:Anything much over 104F (40C) is probably too hot with a child in the house. That is simply my opinion, Chances are you might be able to have it hotter without scalding but I know this ... This change of habit will save you money on water/sewer and on the energy to heat the water.

An electric immersion heater of `1.08 kW` is immersed in water . After it has reaches a temperature of `100^(@)C` , how much time will be required to

Description : An electric immersion heater of `1.08 kW` is immersed in water . After it has reaches a temperature of `100^(@)C` , how much time will be required to

Last Answer : An electric immersion heater of `1.08 kW` is immersed in water . After it has reaches a temperature of `100^(@)C` ... 50 s B. 420 s C. 105 s D. 105 s

In the illustration, when the energy saver switch is in the 'lo' position, the _________. EL-0043 A. mullion and frz flange heaters will not energize B. mullion heater and refrig light will not energize C. mullion, frz flange, defrost heaters will not energize D. range of the freezer temperature control is increased causing the cut-in temp to become warmer

Description : In the illustration, when the energy saver switch is in the 'lo' position, the _________. EL-0043 A. mullion and frz flange heaters will not energize B. mullion heater and refrig light will ... energize D. range of the freezer temperature control is increased causing the cut-in temp to become warmer

Last Answer : Answer: A

In the illustration, when the energy saver switch is in the 'lo' position _________. EL-0042 A. the mullion and frz flange heaters will not energize B. the mullion heater and refrig light will not energize C. the mullion, frz flange, defrost heaters will not energize D. the range of the freezer temperature control is increased causing the cut-in temp to become warmer

Description : In the illustration, when the energy saver switch is in the 'lo' position _________. EL-0042 A. the mullion and frz flange heaters will not energize B. the mullion heater and refrig light will ... D. the range of the freezer temperature control is increased causing the cut-in temp to become warmer

Last Answer : Answer: A

The purpose of the 'heater resistors' for the winch circuit shown in the illustration is to _______________. EL-0102 A. limit the current in the heater circuit B. dispel moisture in the 'master switch' housing & control panel C. keep the winch brake housing below the dew point D. maintain winch motor operating temperature

Description : The purpose of the 'heater resistors' for the winch circuit shown in the illustration is to _______________. EL-0102 A. limit the current in the heater circuit B. dispel moisture in the ' ... panel C. keep the winch brake housing below the dew point D. maintain winch motor operating temperature

Last Answer : Answer: B

A process electric heater is taking an hour to reach the desired temperature while operating at 440 V. It will take ------- hours to reach the same temperature if the supply voltage is reduced to 220 V. a) 2 b) 3 c) 4 d) 5

Description : A process electric heater is taking an hour to reach the desired temperature while operating at 440 V. It will take ------- hours to reach the same temperature if the supply voltage is reduced to 220 V. a) 2 b) 3 c) 4 d) 5

Last Answer : c) 4

Melamine formaldehyde resin which has a very high anti tacking properties, is not used for the (A) Electrical insulation purpose (B) Tanning of leather (C) Strengthening of plaster of Paris (D) Decorative laminates

Description : Melamine formaldehyde resin which has a very high anti tacking properties, is not used for the (A) Electrical insulation purpose (B) Tanning of leather (C) Strengthening of plaster of Paris (D) Decorative laminates

Last Answer : (C) Strengthening of plaster of Paris

Why is it a poor practice to use a high wattage soldering iron when soldering or desoldering components on a printed circuit board? A. The circuit board will blister and warp. B. The foil wire bonded to the board may come loosened from the board. C. The circuit board has a low melting temperature. D. The solder is kept to a dull heat dissipating finish.

Description : Why is it a poor practice to use a high wattage soldering iron when soldering or desoldering components on a printed circuit board? A. The circuit board will blister and warp. B. The foil wire bonded ... board has a low melting temperature. D. The solder is kept to a dull heat dissipating finish.

Last Answer : Answer: B

What is used to tie wire bundles in high-temperature areas?

Description : What is used to tie wire bundles in high-temperature areas?

Last Answer : High-temperature, pressure-sensitive tape.

The 'safe switch' of the winch controller shown in the illustration is operated _______________. EL-0102 A. through the master switch handle B. when heater circuit current is high C. by contactor coil 'FR' D. manually by the winch operator

Description : The 'safe switch' of the winch controller shown in the illustration is operated _______________. EL-0102 A. through the master switch handle B. when heater circuit current is high C. by contactor coil 'FR' D. manually by the winch operator

Last Answer : Answer: D

Modulation means A. Varying of information B. Utilization of a single transmission channel to carry multiple signals C. Varying of some parameters of a carrier such as its amplitude to transmit information D. Transmit pulses in DC form on a copper wire

Description : Modulation means A. Varying of information B. Utilization of a single transmission channel to carry multiple signals C. Varying of some parameters of a carrier such as its amplitude to transmit information D. Transmit pulses in DC form on a copper wire

Last Answer : C. Varying of some parameters of a carrier such as its amplitude to transmit information