A microwave oven draws 8 A when supplied with 120 V. The microwave is subsequently used for 6 minutes to thaw a frozen chicken breast. In kilojoules, how much electrical energy does the microwave use while thawing? Round your answer to the nearest whole number.

Q: What is the output voltage of a 3.00-V lithium cell in a digital wristwatch that draws 0.660 mA, if…

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Q: What is the power consumed by the resistor of 20 ohm connected across 100 V source ?

A: Given, Resistance, R = 20 ohm Source Voltage, V = 100 V

Q: How much electrical energy (in kilowatt hours) would a 45.0 W light bulb use in 60.0 days if left on…

A: Given that                     The power of the bulb is (P) = 45W                      Time = 60days…

Q: A microwave is rated at 975 Watts. If it receives 240 Volts of potential difference, a) What is the…

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Q: The resistance of an electric heater is  70 Ω  when connected to 120 V. How much energy does it use…

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Q: The electric oven in your kitchen is plugged into a 240.0V out and it draws a 19.5 A current. If you…

A: Potential difference = 240 V Current = 19.5 A Time = 30 mins = 1800 seconds

Q: The resistance of an electric heater is 25 Ω when connected to 120 V. How much energy does it use…

A: Given: Resistance of the electric heater, R = 25 Ω  Potential difference, V = 120 V time duration of…

Q: How much current will be flowing through a 69m length of copper wire with radius 6.9mm if it is…

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Q: The resistance of an electric heater is  90 Ω  when connected to 120 V. How much energy does it use…

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Q: A rechargeable battery is labeled for 12 V and 1600 mAh*. How much charge can the battery supply at…

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Q: If a car battery provides 3.5 A of current, how muc

A: Given :-current provided by car battery=3.5 AIcharge=100 C q

Q: A microwave oven running at 65% efficiency delivers 950 Wto the interior. Find (a) the power drawn…

A: efficiency = 65 %  Output power = 950 W  Voltage of input, V = 120 V

Q: A 1.5 V D-size battery stores 54 kJ of energy. What steady current could this battery provide for 20…

A: Given data: emf of D-size battery is V=1.5 V Energy stored in the battery is E=54 kJ=54×103J Time…

Q: a batch of parts is plated with copper in an electrolytic bath running at 0.20 V and 12.0 A for…

A: Given: Voltage V=0.2 V Current I=12.0 A Time t=3 hrs Energy cost =5 per KWh   To find:  Total energy…

Q: A 2.5 kW heater element from a dryer has a length of 59 cm. If a 12 cm section is removed, what…

A: Given values:Power of heater element, P = 2.5 KwInitial length of dryer, Li = 59 cm = 0.59 mFinal…

Q: The resistance of an electric heater is 15 Ω when connected to 120 V. How much energy does it use…

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Q: An incandescent light bulb is rated at 42.5 W when operated at 99.7 V. How much charge (in C) passes…

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Q: the current of a 30 ohm resistor is measured to be 0.35 amps. what is the emf E of the battery?

A: Given data Resistance (R) = 30 ohms Current (I). = 0.35 A  Emf of the battery = ?

Q: A 60-cm-long heating wire is connected to a 120 V outlet. If the wire dissipates 45 W, what are (a)…

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Q: An immersion-type heating coil with a resistance of 13 ohms is connected to a 120 V outlet and…

A: Given:  R = 13 ohm  V = 120 V  mass, m = 250 mL = 250 g = 0.25 kg  T = 10 degree C  T' = 100 degree…

Q: How long does it take 1.00 C of charge to flow through a handheld calculator if a 0.33 mA current is…

A: Electric current can be defined as, I=dQdt, where dQ is the amount of charge flowing through a given…

Q: A 75-cm-long heating wire is connected to a 120 V outlet. If the wire dissipates 50W, what are (a)…

A: The given data are: L=75 cm=0.75 mV=120 VP=50 W Here, L denotes the length, V denotes the voltage,…

Q: What current flows through a 2.54-cm-diameter rod of pure silicon that is 20.0 cm long, when 1.00 ×…

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Q: The resistance of an electric heater is  70 Ω  when connected to 120 V. How much energy does it use…

A: Resistance of electric heater (R) = 70 Ω Voltage (V) = 120 V Time (t) = 45 min = 45×60 sec = 2700…

Q: An electric train operates on 810 V. What is its power consumption when the current flowing through…

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Q: A water heater that is connected across the terminalstreet of a 15.0V power supply is able to heat…

A: Given:  Voltage, V = 15 V  Volume of water = 250 ml = 250 cc = 250 x 10-6 m3 T1 = 25 degree C , T2 =…

Q: Appliances that require a lot of power, such as a dryer or a stove, typically run on 240 V, and…

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Q: A typical AAA battery can move 2000 C of charge at 1.5 V. How long will this run a 50 mW LED?  a.…

A: Voltage, V = 1.5 V  charge, q = 2000 C  Power, P = 50 mW

Q: What current flows through a 2.58-cm-diameter rod of pure silicon that is 19.0 cm long, when 1.00 ✕…

A: According to question--- Given values--- diameter = 2.58 cm. length of rod = 19 cm. voltage = 103…

Q: A heater is being designed that uses a coil of 14-gauge nichrome wire to generate 300 W using a…

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Q: How much is resistance is needed by your body to resist a current of 8 x103 A from a 110V?

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: The sticker on a compact disc player says that it draws 288 mA of current when powered by a 9 Volt…

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Q: A 10 N component is connected to a 12 V battery. How much energy is expended per second?

A: Given:- R= 10 Ω V= 12 V Find:-  How much energy expended per second?

Q: Q8. If electricity costs 10 Bz per kilowatt-hour, how much does it cost to operate a 220 V air…

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Q: How much power is dissipated by a 60 W (120 V) lightbulb when operated, using a dimmer switch, at…

A: P1=60 WV1=120 VV2=100 V

Q: a copper wire is 2.50m long and has a diameter of 2.5 mm. How much current will it draw when…

A: Given data:  A copper wire  Length (L) = 2.50 m Diameter (d) = 2.5 mm = 2.5×10-3 m Voltage (V) = 3.5…

Q: A  man owns a canister vacuum cleaner rated at 353 W, 120V. (i). What is the electrical resistance…

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Q: A 1.59-V mercury cell with a capacity of 2.0 A*h is used to power a cardiac pacemaker. if the power…

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Q: A 1200 W electric heater has 750 L of water at 100°C in it. How much time will it need to vaporize…

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Q: What is the % conversion efficiency of a battery charger that inputs 22 W and outputs 1100 mA at 12…

A: The output power is Pout=VI=12 V1.1 A=13.2 W