Answer: c will be the answer.
Par Ailleurs, Why is nichrome used in electric heater? Nichrome is used for making heating element of electrical appliances. Because nichrome does not oxidize and burn easily at high temperature i.e.it has higher melting and boiling point than metals. Thus it does not melt even when a large amount of heat is produced due to passage of current.
What is a nichrome wire Class 7? Copper and aluminium metals have very low electrical resistance whereas alloys such as nichrome have very high electrical resistance (Nichrome is an alloy of nickel, chromium, iron and manganese). A wire made of a material having high electrical resistance is called a resistance wire.
What is the rate of nichrome wire? Nichrome Wire at Rs 2900/kg | Dariya Ganj | New Delhi| ID: 4253544530.
Or, Which wire is used in CFL?
Nichrome wire is used in : a. CFL.
How do you use nichrome wire for heating?
Which wire is used for heater? Nichrome, a non-magnetic 80/20 alloy of nickel and chromium, is the most common resistance wire for heating purposes because it has a high resistivity and resistance to oxidation at high temperatures. When used as a heating element, it is usually wound into coils.
Why nichrome wire is used in electric iron? Nichrome is an ideal material for heating elements for an electric iron also because the oxide layer formed helps to protect the inner material from oxidizing which doesn’t let internal wires burn. The alloys offer high strength, excellent fabricability, and outstanding corrosion resistance.
What is nichrome state one use 10?
Nichrome is an alloy of nickel , chromium , manganese and iron having a resistivity of about 60 times more than that of copper. It is used for making the heating elements of electrical heating appliances like electric iron.
What material is nichrome wire? Nichrome Wire – an alloy mixture comprised of nickel and chromium – displays heat and corrosion-resistant characteristics, making it extremely versatile and useful in a range of applications.
What is difference between nichrome A and nichrome C?
Nichrome A is made of NiCr alloy containing 80% nickel and 20% chromium. It has lower temperature coefficient of resistance as compare to Nichrome C. Nichrome A has service temperature up to 1150oC or 2100oF. Nichrome C heater wire is made of NiCr alloy containing 60% nickel and 16% chromium and remaining iron 24%.
Is nichrome better than kanthal? The benefits of Kanthal are it is more sturdy, it can take more heat, and a lot of people find it easier to wrap with because it stays in place better. Nichrome 80 heats up faster, loses its heat faster, and doesn’t contain iron.
What can I use instead of nichrome wire?
Copper wire is a popular electrical wire because of it’s lower resistance. Lower resistance means much more amperage for it have the heating quality you are seeking. If nichrome isn’t readily available near you, I’d look for steel wire. possibly heating element replacement wire.
What is full form CFL?
A compact fluorescent lamp (CFL), also called compact fluorescent light, energy-saving light and compact fluorescent tube, is a fluorescent lamp designed to replace an incandescent light bulb; some types fit into light fixtures designed for incandescent bulbs.
How many volts does a CFL use? If you’re talking about the mains voltage, it’s usually printed on the base of the bulb, which is 120 volts in North America and 220 volts in most other parts of the world (100 volts in Japan). Some CFL’s may be designed for 12 or 24 volt DC or even 277 volts for commercial and industrial applications.
Is LED bulb better than CFL? LED bulbs are much more energy-efficient than CFL and incandescent bulbs. They are hands down the best smart light bulb to use with your smart home system. When first commercialized, CFLs were heralded for their 25%-35% energy savings over traditional bulbs. LED efficiency, however, has upped the ante.
What wire is used in toasters?
A heating element in a toaster is most often a thick nichrome wire. Like most wires in any house, nichrome wire conducts electricity. But other wires are made of metals that are better conductors of electricity. That means electricity is easily passed through the wire, which can help all sorts of things work.
Can we use copper wire instead of nichrome in meter bridge? Copper cannot be used as a meter bridge wire because it has low resistance and high-temperature coefficient of resistivity.
What happens when nichrome wire is heated?
When nichrome wire gets heated, it develops a thin layer of chromium oxide. This layer makes the nichrome wires immune to oxidation. Most noteworthy, nichrome is extremely resistive in nature. It can heat up even with a small electric current.
What is nichrome wire resistance? Nichrome, a non-magnetic alloy that is commonly made up of 80% nickel and 20% chromium, has a resistivity ranging from 1.10 × 10−6 Ωm to 1.50 × 10−6 Ωm (0.00000110 Ωm to 0.00000150 Ωm) and a very high melting point (~1400 °C).