The rating of fuse wire is always expressed in Amperes
Last Answer : The fuse rating is expressed in terms of current.
Description : When replacing fuses, always make sure _______________. A. to stand on a rubber mat and use rubber gloves B. to use insulated pliers or screwdriver C. the fuse clips are straight, tight, and in good contact D. to increase the fuse rating 10% to guard against 'nuisance blowing'
Last Answer : Answer: C
Description : The rating of transformer may be expressed in ____________. (A) kVAR (B) kW (C) kVA (D) Horse power
Last Answer : The rating of transformer may be expressed in kVA .
Description : Fuse wire protection system is usually not used beyond: a. 10A b. 25A c. 50A d. 100A
Last Answer : Fuse wire protection system is usually not used beyond: a. 10A b. 25A c. 50A d. 100A
Description : What is the fuse rating in HT side of 11.4kv500kva transformer?
Last Answer : You need to specify the phase. I assume it is 3 phase system.Then the HT current is 30.3 amps
Description : Which of the following precautions should be taken when a blown fuse, rated at 10 amperes, is replaced? A. Short out the fuse before removing it from the circuit. B. Use needle-nose pliers to ... D. Fuses of 10 ampere rating and less are virtually harmless when energized and may be handled freely.
Description : In the illustration if BRANCH NO. 1 is a lighting circuit for crew's berthing, Federal Regulations (46 CFR) require the maximum fuse rating for that branch to be _________. EL-0013 A. 80% of the connected load B. 15 amps C. 20 amps D. 30 amps
Description : In the illustration if BRANCH NO. 1 is a lighting circuit for crew's berthing, 46 CFR requires the maximum fuse rating for that branch to be _________. EL-0013 A. 15 amps B. 80% of the connected load C. 20 amps D. 30 amps
Description : Using a fuse whose rating is higher than necessary ________. A. endangers the apparatus it is supposed to protect B. reduces the possibility of short circuits C. increases the efficiency of the equipment by allowing more current to be used D. wastes money because they are more expensive
Last Answer : Answer: A
Description : If a fuse of correct size and type blows frequently, ________________. A. try the next higher amperage rating B. try the next lower amperage rating C. look for trouble within the circuit D. reduce the applied voltage 10%
Description : A fuse that blows often should be replaced only with a fuse of _____________. A. the recommended current and voltage rating B. higher current and voltage rating C. higher current and lower voltage rating D. lower current and higher voltage rating
Description : What is the rating of generator PT fuse?
Last Answer : 24 kV, 3.15 Amps.
Description : What does the voltage rating of a fuse indicate?
Last Answer : The ability of the fuse to quickly extinguish the arc after the fuse element melts and the maximum voltage that cannot jump across the gap of the fuse after the fuse opens.
Description : What does the current rating of a fuse indicate?
Last Answer : The amount of current the fuse will allow without opening.
Description : Horse power of I.C. engines can be expressed as RAC rating, SAE rating, or DIN rating. To which countries these standards belong ?
Last Answer : U.K., USA and Germany respectively.
Description : The capacity of a battery is expressed in terms of A. Current rating B. Voltage rating C. Ampere hour rating D. None of the above
Last Answer : C. Ampere hour rating
Last Answer : A fuse is always installed in a circuit is Series.
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.
Description : Which covalent fuse wire is connected to the main circuit ?
Last Answer : The fuse wire is connected to the main circuit in a class co-op.
Description : Which wire is the fuse connected to ?
Last Answer : The fuse is connected to the live wire.
Description : To which wire is the fuse connected ?
Last Answer : The fuse is connected to the live wire
Description : What is immeterial for an electric fuse wire ?
Last Answer : What is immeterial for an electric fuse wire ? A. Its specific resistance B. Its radius C. Its length D. Current flowing through it
Description : How much current can flow through a piece if fuse wire before it melts?
Last Answer : What is the answer ?
Description : Fuse wire is made of an alloy of
Last Answer : Tin and Lead
Description : A fuse wire is made of:
Last Answer : An alloy of tin and lead
Description : Fuse wire is made of _____? A. 63% lead arid 37% tin B. 63% tin and 37% aluminum C. 63% tin and 37% lead D. 63% lead and 37% aluminum
Last Answer : ANSWER: C
Description : What is the function of a fuse wire? (a) To prevent an unduly high electric current from passing through a circuit (b) To increase the current supply (c) To decrease the current supply (d) To stabilise the voltage
Last Answer : Ans:(a)
Description : The material used for a fuse wire should have (a) high resistivity (b) high ductility (c) high melting point (d) low melting point
Last Answer : Ans:(d)
Description : If a fuse blows frequently, one should (a) replace it with a thin wire (b) replace it with a thick copper wire (c) replace it with a paper clip (d) call an electrician
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
Description : The commonly used safety fuse-wire is made of - (1) an alloy of Nickel and Lead (2) an alloy of Tin and Lead (3) an alloy of Tin and Nickel (4) an alloy of Lead and Iron
Last Answer : (2) an alloy of Tin and Lead Explanation: As a rule, fuse elements of time delay fuses contain low melting point materials, e.g. tin (Sn) or zinc (Zn) and alloys thereof.
Description : Fuse wire is made of an alloy of ______. (1) Lead and Copper (2) Tin and Copper (3) Tin and Lead (4) Copper and Silver
Last Answer : (3) Tin and Lead Explanation: The material used for making fuse element has a low melting point such as tin, lead, or zinc.
Description : A Fuse wire is characterized by – (1) High resistance and low melting point (2) High resistance and high melting point (3) Low resistance and high melting point (4) Low resistance and low melting point
Last Answer : (4) Low resistance and low melting point Explanation: A fuse is a type of low resistance resistor that acts as a sacrificial device to provide over current protection, of either the load or source ... melt if a current more than the safe current for the appliance starts flowing through the circuit.
Description : The nature of .fuse wire is – (1) high resistance and low melting point. (2) high resistance and high melting point. (3) low resistance and high melting point. (4) low resistance and low melting point.
Last Answer : (1) high resistance and low melting point. Explanation: A fuse or fusable link works by opening an electrical circuit when the current becomes too high. As the current increases, the temperature ... be connected in series with the appliance. Besides, it should have a comparatively high resistance.
Description : Fuse wire is made of an alloy of – (1) Tin and Lead (2) Tin and Copper (3) Lead and Copper (4) Copper and Silver
Last Answer : (1) Tin and Lead Explanation: The common material used as fuse wire is an alloy of tin and lead (63% tin and 37% lead). Fuse wires provide over current protection of an electrical circuit ... wire or strip that melts when too much current flows through it, thereby interrupting the flow of current.
Description : A fuse wire is made of: (1) an alloy of tin and copper (2) an alloy of tin and lead (3) an alloy of tin and aluminium (4) an alloy of nickel and chromium
Last Answer : (2) an alloy of tin and lead Explanation: Electric fuse wire is an alloy made of tin (63 % lead 37 %. The cross sectional area determines the melting point at a certain current. Alloys (e.g. ... resulting combination of good conductivity (due to the tin) with a low melting point due to the lead).
Description : The earth-wire of a cable is connected to – (1) the outer metallic body of the appliance (2) the fuse of the appliance (3) the filament of the appliance (4) short circuitry of the appliance
Last Answer : (2) the fuse of the appliance Explanation: Earth wire prevents Electric shocks. It is connected to the electrical cable of an appliance to prevent electric shocks. Actually it has very low resistance and allows current to pass through it easily.
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.
Description : A fuse wire can be indentify due to the properties
Last Answer : High Resistivity and minimum melting point
Description : Fuse wire is made of-------? A. 63% tin and 37% lead (Answer) B. 63% lead and 37% tin C. 63% tin and 37% aluminum D. 63% lead and 37% aluminum
Last Answer : A. 63% tin and 37% lead (Answer)
Description : What is fuse and what materials used for fuse wire?
Last Answer : Fuse is a weakest point in an electrical circuit, which melts when the excess current flows through it in the electrical circuit. The materials, which can be used in fuses, are tin, lead, zinc, silver, antimony, copper, and aluminium, etc.
Description : The melting point of fuse wire should be high or low?
Last Answer : low
Description : Fuse wire is made of an alloy of (1) Tin and Lead (2) Tin and Copper (3) Lead and Copper (4) Copper and Silver
Description : A Fuse wire is characterised by (1) High resistance and low melting point (2) High resistance and high melting point (3) Low resistance and high melting point (4) Low resistance and low melting point
Last Answer : Low resistance and low melting point
Last Answer : an alloy of tin and lead
Last Answer : Melting point
Description : The earth-wire of a cable is connected to (1) the outer metallic body of the appliance (2) the fuse of the appliance (3) the filament of the appliance (4) short circuitry of the appliance
Last Answer : the fuse of the appliance
Description : The nature of fuse wire is (1) high resistance and low melting point. (2) high resistance and high melting point. (3) low resistance and high melting point. (4) low resistance and low melting point.
Last Answer : high resistance and low melting point.
Description : A fuse wire should have : (A) Low specific resistance and high melting point (B) Low specific resistance and low melting point (C) High specific resistance and high melting point (D) High specific resistance and low melting point
Last Answer : A fuse wire should have : High specific resistance and low melting point