An electric heater draws 3.5 A from a 110 V source. The resistance of the heating element is approximately equal to: A. 385Ω B. 38.5Ω C. 3.1Ω D. 31Ω

1 Answer

Answer :

An electric heater draws 3.5 A from a 110 V source. The resistance of the heating element is approximately equal to: 31Ω

Related questions

Description : An electric heater draws 3.5 A from a 110 V source. The resistance of the heating element is approximately? A.385 ohms B.38.5ohms C.3.1 ohms D.31 ohms

Last Answer : 31ohns

Last Answer : A fridge uses 220 watts from 110 V power source. The Fridge then draws a current from the source equal to 2 amps.

Description : A heating element of a hot plate on an electric cooking range draws 12 amperes from 240 V mains. How many kWh of energy will be consumed in one hour and 15 minutes 

Last Answer : A heating element of a hot plate on an electric cooking range draws 12 amperes from 240 V mains. 3.2 kWh of energy will be consumed in one hour and 15 minutes. 

Description : A nichrome heating element connected to a 200 V supply draws an intial current of 2.2 A which settles down after a few seconds to a steady value of 2.

Last Answer : A nichrome heating element connected to a 200 V supply draws an intial current of 2.2 A which settles down after a ... is `1.7xx10^(-4) "per"^(@)C`.

Description : An electric heating element supplied with 120 volts draws 15 amps. How much power will be consumed? A. 15 watts B. 45.57 watts C. 180 watts D. 1800 watts

Last Answer : Answer: D

Description : A lamp is provided with 110 volts and draws a current of 0.8 amps. What is the resistance of the lamp? A. 12.2 ohms B. 88.0 ohms C. 122.2 ohms D. 137.5 ohms

Last Answer : Answer: D

Description : An electric heater draws 5 kW of power for continuous hot water generation in an industry. How much quantity of water in litres per min can be heated from 30oC to 85oC ignoring losses?. a) 1.3 b) 78.18 c) 275 d) none of the above

Last Answer : a) 1.3

Description : If a 220 V heater is used on 110 V supply, the heat produced by it will be nearly (a) one half (b) twice (c) one-fourth (d) four times 

Last Answer : If a 220 V heater is used on a 110 V supply, the heat produced by it will be significantly less than it would be if it were used on a 220 V supply. This is because the heater is designed to operate ... the heater, but it will be significantly less than it would be if it were used on a 220 V supply.

Description : Heating element of an electric heater is made up of _____? A. Tungsten B. Graphite C. Chromium 26 D. Nichrome

Last Answer : ANSWER: D

Description : The heating element of an electric heater is made of?

Last Answer : Nichrome

Description : Heating element of an electric heater is made up of------? A. Tungsten B. Graphite C. Chromium D. Nichrome (Answer)

Last Answer : D. Nichrome (Answer)

Description : A resistance of 3.3 M ohms is connected across a 500 V source. The resulting current is approximately? A.15.1 μA B.151 μA C.66 mA D.660 mA

Last Answer : A

Last Answer : The ratio of the resistance of a 100 W, 220 V lamp to that of a 100 W, 110 V lamp will be nearly 4.

Last Answer : The element of electric heater is made of nichrome.

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 ?

Description : An electric toaster uses nichrome for its heating element. When a negligibly small current passes through it. It resistance at room temperature `(27.0

Last Answer : An electric toaster uses nichrome for its heating element. When a negligibly small current passes through it. ... range involved , `1.70xx10^-4C^-1`

Description : The resistance furnace produces heat by the (A) Electric arc struck between electrodes and the charge (B) Flow of current through a heating element (C) Combination of induced current and skin effect (D) None of these

Last Answer : (B) Flow of current through a heating element

Description : A 1250 W heater operates at `115V`. What is the resistance of the heating coil?

Last Answer : A 1250 W heater operates at `115V`. What is the resistance of the heating coil? A. `1.6Omega` B. `13.5Omega` C. `1250Omega` D. `10.6Omega`

Description : What is the resistance of a coil which draws 10 A and dissipates 1520 W? A) 152 Ω B) 15.2 Ω C) 1.52 Ω D) None of these

Last Answer : What is the resistance of a coil which draws 10 A and dissipates 1520 W? A) 152 Ω B) 15.2 Ω C) 1.52 Ω D) None of these

Description : A `100 V` voltmeter of internal resistance `20 k Omega` in series with a high resistance `R` is connected to a `110 V` line. The voltmeter reads `5 V`

Last Answer : A `100 V` voltmeter of internal resistance `20 k Omega` in series with a high resistance `R` is ... B. `315kOmega` C. `420kOmega` D. `440kOmega`

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

Description : Select insulating materials for following parts : (i) Insulation between heating element and base plate of electric iron. (ii) Insulation used over copper or aluminium conductor used for making coils. (iii) Transformer bushings. (iv) Insulation between transmission line and pole.

Last Answer : Parts Insulating Materials  Insulation between heating element and base plate of electric iron. Mica Insulation used over copper or aluminium conductor used for making coils.  ... Transformer bushings Porcelain  Insulation between transmission line and pole. Porcelain

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 : Testing the Electric Hot Water Heater Element?

Last Answer : If the water from the faucet is tepid or cold, it might be time to check the electric hot water heater element. Electric hot water heaters are equipped with two heater elements that heat water. They do ... the clips on each terminal of the element. If the Ohmmeter doesn't budge, the element is shot.

Description : A lamp has a source voltage of 110 volts and a current of 0.9 amps. What is the resistance of the lamp? A. 0.008 ohms B. 0.08 ohms C. 12.22 ohms D. 122.22 ohms

Last Answer : Answer: D

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

Description : When resistance element of a heater fuses and then we reconnect it after removing a portion of it, the power of the heater will?

Last Answer : When resistance element of a heater fuses and then we reconnect it after removing a portion of it, the power of the heater will increase.

Description : What is the power of a portable radio that operates on 24 v two 12 v batteries in series and draws 2.2 a current?

Last Answer : The power in this case is equal to the voltage, times thecurrent. Because of the units used, the answer will be inwatts.

Description : A graphing calculator uses a 6.0 V battery and draws 2.6 × 10−3 A of current. What is the power rating of the calculator?

Last Answer : Answers is the place to go to get the answers you need and to ask the questions you want

Description : A 240 V, dc shunt motor draws 15 A while supplying the rated load at a speed of 80 rad/s. The armature resistance is 0.5 W and the field winding resistance is 80 W. The net Voltage across armature resistance at the time of plugging will be

Last Answer : A 240 V, dc shunt motor draws 15 A while supplying the rated load at a speed of 80 rad/s. The armature resistance is 0.5 W and the field winding resistance is 80 W. The net Voltage across armature resistance at the time of plugging will be 474 V

Description : A 230 V, 50 Hz phase controlled single-phase full-controlled SCR bridge converter draws 15 A constant dc current. If the source inductance is 3 mH, the drop in dc output voltage is (A) 4.5 V (B) 6.75 V (C) 9 V (D) 13.5 V

Last Answer : A 230 V, 50 Hz phase controlled single-phase full-controlled SCR bridge converter draws 15 A constant dc current. If the source inductance is 3 mH, the drop in dc output voltage is 9 V

Description : A 10 kVA, 400 V/200 V single phase transformer with 10% impedance draws a steady short-circuit line current of   (a) 250A (b) 50 A (c) 150 A (d) 350 A 

Last Answer : A 10 kVA, 400 V/200 V single phase transformer with 10% impedance draws a steady short-circuit line current of 250A

Description : The armature resistance of a permanent magnet dc motor is 0.8 Ohm. At no load, the motor draws 1.5 A from a supply voltage of 25 V and runs at 1500 rpm. The efficiency of the motor while it is operating on load at 1500 ... .5 A from the same source will be  (A) 48.0% (B) 57.1% (C) 59.2% (D) 88.8%

Last Answer : The armature resistance of a permanent magnet dc motor is 0.8 Ohm. At no load, the motor draws 1.5 A from a supply voltage of 25 V and runs at 1500 rpm. The efficiency of the motor while it is operating on load at 1500 rpm drawing a current of 3.5 A from the same source will be 48.0%

Description : Approximately how many milliamperes of current flow through a circuit with a 40 V source and 6.8 k ohms of resistance? A.27.2 mA B.59 mA C.5.9 mA D.590 mA

Last Answer : Approximately how many milliamperes of current flow through a circuit with a 40 V source and 6.8 k ohms of resistance? A.27.2 mA B.59 mA C.5.9 mA D.590 mA

Description : What is the resistance of a circuit that operates on 12 volts and draws 7 amps?

Last Answer : Need answer

Description : If the 12 Ohm resistor draws a current of 1 A as shown in the figure, the value of resistance R is

Last Answer : If the 12 Ohm resistor draws a current of 1 A as shown in the figure, the value of resistance R is

Description : The primary winding of a 220/6 V, 50 Hz transformer is energised from 110 V, 60 Hz supply. The secondary output voltage will be; (A) 3.6 (B) 2.5 V (C) 3.0 V (D) 6.0 V

Last Answer : The primary winding of a 220/6 V, 50 Hz transformer is energised from 110 V, 60 Hz supply. The secondary output voltage will be: 3.0 V

Description : A d.c. source has an open circuit voltage of 30 V and an internal resistance of 1.5 Ohm. A resistive load is connected to the source. Maximum power dissipated in the load is (A) 300 W (B) 150 W (C) 45 W (D) 20 W

Last Answer : A d.c. source has an open circuit voltage of 30 V and an internal resistance of 1.5 Ohm. A resistive load is connected to the source. Maximum power dissipated in the load is 150 W

Description : An autoclave normally sterilizes material by heating the material to_____°C for minute‘s at__________ psi. a. 100; 10 30 b. 121.5; 15; 15 c. 100; 15; 0 d. 110; 30; 5

Last Answer : b. 121.5; 15; 15

Description : A 1000 watts heater is connected to a 240 V AC Supply. Then the current drawn by the heater is

Last Answer : A 1000 watts heater is connected to a 240 V AC Supply. Then the current drawn by the heater is 4.166 amperes

Last Answer : A heater is rated as 230 V, 10 kW, A.C. The value 230 V refers to r.m.s. voltage.

Description : The amount of current flowing through a circuit with a 40 V source and 6.8 kΩ of resistance is equal to: A. 27.2 mA B. 59 mA C. 5.9 mA D. 590 mA

Last Answer : The amount of current flowing through a circuit with a 40 V source and 6.8 kΩ of resistance is equal to:  5.9 mA

Description : how to replace an electric heating element in an endless pool

Last Answer : Need Answer

Description : The heating element in an electric iron is made of (a) Nichrome (b) Tungsten (c) Copper (d) Iron

Last Answer : Ans:(a)

Description : An electric iron has a heating element made of – (1) Copper (2) Tungsten (3) Nichrome (4) Zinc

Last Answer : (3) Nichrome Explanation: Nichrome is used in electric iron because it has high resistance and it is stable in air when hot. Nichrome wire forms a protective layer of chromium oxide. Chemically it is quite stable and does not combine with other atmospheric gases even in high temperature.

Description : An electric iron has a heating element made of : (1) Copper (2) Tungsten (3) Nichrome (4) Zinc

Last Answer : Nichrome

Description : In low or standard frequency induction furnace, heat is produced by the (A) Combination of induced current and skin effect (B) Induction and resistance (C) Current flow through a heating element (D) None of these

Last Answer : (B) Induction and resistance

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.

Description : Consider the following statements: 1. when an electric bulb is switched on, the resistance of its tungsten filament increases. 2. the resistance of pure metals increases on heating. Which of the above statements is/are correct? (a) Both 1 and 2 (b) only 1 (c) only 2 (d) Neither 1 nor 2

Last Answer : Ans:(a)

Description : Out of the following methods of heating the one which is independent of supply frequency is (A) electric arc heating (B) induction heating (C) electric resistance heating (D) dielectric heating

Last Answer : (C) electric resistance heating