A 60W lightbulb in your house is left on for 42 minutes while you do some of your homework. The mains voltage in Australia is 230V. How many electrons pass through the lightbulb in that time?

Q: In recent years, investigators have explored alterations in brain activity due to the passage of a…

A: given: E=1.0 V/mI=1.0 mA =1.0*10-3 AA=2.5*10-3 m2

Q: A 100 W lightbulb and a 60 W lightbulb each operate at a voltage of 120 V. Part A Which bulb carries…

A: Voltage, V = 120 VPower, P1 = 100 WPower, P2 = 60 W

Q: a. A proton beam in an accelerator carries a current of 110 µA. If the beam is incident on a target,…

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Q: A heart pacemaker fires exactly 71 times a minute. Each time it fires, a 19.0 nF capacitor is…

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Q: a. What is the current (in A) when a typical static charge of 0.260 µC moves from your finger to a…

A: Answer:- (a) Given  Charge (Q) = 0.260 µC              Q = (0.260 × 10-6 ) C  Time (t) = 4.50 µC…

Q: B1

A: Given: Power,P=1.54WPotential Difference,V=3.80VTime,t=5.63hrs=5.63×3600s The quantity of energy…

Q: Part A How many 75-W lightbulbs, connected to 120 V as in the figure, can be used without blowing a…

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Q: 46. A heart defibrillator is used to resuscitate an accident victim by discharging a capacitor…

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Q: Integrated Concepts. A 12.0-V emf automobile battery has a terminal voltage of 16.0 V when being…

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Q: A toaster draws a current of 9.0 A (Amperes) when it is connected to a 110V A.C. voltage source and…

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Q: A 9.0V battery moves 3.5 X 10^3C of charge.How much energy does the battery deliver?

A: Given, Voltage of Battery = 9.0V  Charge moved = 3.5×103 C  We know that potential electrical energy…

Q: A conducting rod with a circular cross-section (this rod is a cylinder) has a radius of 10 mm and is…

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Q: Lightbulbs A and B are connected to a battery as shown below. When connected to a 120.0 V potential…

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Q: What current flows through a bulb if 360c of charge flows through a bulb in 20 minutes?

A: Given that, Charge : Q = 360C Time : t = 20 min In seconds, t= 20 x 60 =1200 sec. As we know,…

Q: In the stairwell of a 10-storey building, there are two continuously used 75watt safety lamps in one…

A: First, we calculate the total power in kW and then find the total time in hours. We use this to…

Q: You have a LED light bulb that is 6.0 W. You know the potential difference across the light bulb is…

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Q: Two batteries A and B are connected in parallel and load of 10 ohms is connected across their…

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Q: The big mall near Sally and Amy's city has extended their operating hours to accommodate the huge…

A: power of each headlight =43.0 W car battery V=12.0 volts rated Q=92.0 A.h

Q: You are given a 49.5 V battery and two resistors of resistances 22.5 Ω and 94 Ω. A. Find the power…

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Q: 1. The switch has been in position a for a long time. It is switched to position b at t = 0.0 s 9.0…

A: Given data:The voltage is V = 9 VThe capacitance is The resistance is R = 50 ohmsPart a:The…

Q: Two resistors, R1 = 00 kΩ and R2 = 3.00 kΩ, are connected in parallel and their combination is…

A: Equivalent Resistance in parallel is given as 1R=1R1+1R2+..…

Q: A student reaches to open a door and gets a small electric shock. She knows that the shock is caused…

A: →Static electricity is an imbalance of electric charges (positive and negative) inside or on a…

Q: The power supplied to a typical black-and-white television is 90.0 W when the set is connected…

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Q: Given the question statement: A. What is the maximum current in the wire? Express your answer with…

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Q: A 60W lightbulb in your house is left on for 21 minutes while you do some of your Foundations of…

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Q: A 1kV battery, a 3 kW resistor, and a 0.50-mF capacitor are connected in series with a switch. What…

A: Current in an RC circuit after two time constants

Q: John is changing a lightbulb in a lamp. It's a warm summer evening, and the resistance of his damp…

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Q: While taking photographs in Death Valley on a day when the temperature is 54.0°C, Bill Hiker finds…

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Q: As shown, a single cell in a sample of tissue can be modeled by a circuit consisting of two…

A: After a long time, the capacitor gets fully charged. Thus, no current will flow from the capacitor…

Q: A 5 A fuse wire can withstand a maximum power of 1 W in circuit. The resistance of the fuse wire is:…

A: solution as

Q: ightbulbs A and B are connected to a battery as shown below. When connected to a 120.0 V potential…

A: The problem is based upon the concept of power. We know that power can be defined as rate of doing…

Q: 1. Electron guns are used in X-ray tubes. The electrons are accelerated through a relatively large…

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Q: How much time does it take for 1.0 C to flow through each of the following circuit elements? A.A 60…

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Q: A metal object having a length (10m), cross section area (0.5 mm²), and resistance (0.50) is…

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Q: In a RC circuit connected to a battery, when the switch S is closed, charge on the capacitor rises…

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Q: A 12-V battery, a 4.5-N resistor, and a 2.3-F capacitor are connected in series with a switch. The…

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Q: One day on a particularly stormy night, a science student is watching the rain and thinking about…

A: Given: The charge is 21 V. The potential difference is 15050 V.

Q: The charge for a parallel plate capacitor is determined to be 450 micro Coulombs. It is charged with…

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Q: In the figure below, the current in Rs is l6 = 1.40 A and the resista Q, R4 = 16.0 0, Rs = 8.00 Q,…

A: Giveni6=1.4 AR1=R2=R3=2 ΩR4=16 Ω, R5=16 Ω and R6=4 Ω

Q: ww R₁ R₂ ww R₁ R₂ R3 - = = 3Ω R4 4Ω R5 = 50 5Ω I = 1A = 1Ω ΖΩ ww R₂ www R₂ E RA irchhoff's rules to…

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Q: A 13.0 W LED light bulb is turned on. It has an operating voltage of 120 V. (a) How much current (in…

A: Given:                   Power P = 13 W                  Voltage V = 120V a) Current  flowing…

Q: A capacitor is charged to a potential of 12.0 V and is then connected to a voltmeter having an…

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Q: A 3.31 volt potential difference is placed across a 1,957.08 ohm resistor. How many electrons pass…

A: Given value--- voltage = 3.31 V. resistance = 1957.08 ohm. time = 3.30 sec. We have to find---…

Q: A length of metal wire has a radius of 0.004 m and a resistance of 0.11 2. When the potential…

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Q: A physics student has a single-occupancy dorm room. The student has a small refrigerator that runs…

A: a) Write the expression for the total power used by the dorm room and substitute the corresponding…

Q: A 12-V battery, a 4.5-Ω resistor, and a 2.3-F capacitor are connected in series with a switch. The…

A: 12-V battery, a 4.5-Ω resistor, and a 2.3-F capacitor are connected in series with a switch. The…