An electric lamp whose resistance is 402 and conductor of 82 resistance are connected in series to 12V battery in an electric circuit. Calculate the total resistance of the circuit and the current flowing through the circuit.

Q: How many electrons are flowing per second past a point in a circuit in which there is a current of…

A:

Q: A series circuit consists of a 12 V battery, and four resistances of 2 Ohm, 3 Ohm, 4 Ohm and 5 Ohm.…

A: The given values are, V=12 VR1=2 ΩR2=3 ΩR3=4 ΩR4=5 Ω

Q: The circuit below has a voltmeter that reads 6-V connected, in parallel, to resistor with unknown…

A: Given : V = 6 V I = 3 mA = 3 x 10-3 A

Q: When a cell of emf 6 V is connected in a circuit gives a terminal voltage of 5.25 V for a total…

A: Given : emf of cell, E = 6 V             terminal voltage of cell, V = 5.25 V             Current, I…

Q: If an electrical component with a resistance of 49 Ω is connected to a 114-V source, how much…

A: Current: The rate of flow of the charge is known as current. The SI unit of the current is Ampere.

Q: An electrical circuit includes a voltage source and two resistances (50 and 75 ohm) in parallel.…

A: Given, Let R1 = 50 ohm            and R2 = 75 ohm If R1 and R2 are connected in parallel then the…

Q: The potential difference across the terminals of a cell is 1.5 volts . It is connected with a…

A: Introduction :  In this question we are provided it value of potential difference and resistance .…

Q: Two resistors connected in series have an equivalent resistance of 781.3 . When they are connected…

A:

Q: An electric bulb draws a current of 0.25 A for electric charge that flows through the circuit.

A: GivenCurrent, I=0.25 ATime, t=20 min

Q: A battery of emf 10 V and internal resistance 3 Ω is connected to a resistor. If the current in the…

A: Given:  EMF of cell, E = 10 V  internal resistance, r = 3 ohm  current, i = 0.5 A

Q: 24.27 ohm resistor, a 21.15 ohm resistor and a 26.95 ohm resistor are connected in parallel to a…

A:

Q: A simple circuit consists of a light bulb connected to the terminals of a battery. A voltmeter shows…

A: From Ohm's law we know that the potential difference is directly proportional to the current.

Q: Three resistors: 1.00×102 Ω, 2.50 kΩ, and 4.00 kΩ are connected in parallel, what is this circuit’s…

A: First resistance (R1) = 100 ohm Second resistance (R2) = 2500 ohm Third resistance (R3) = 4000 ohm…

Q: What is the voltage in the circuit below? 3.0 Q 3.0 Q 12.0 V

A:

Q: A circuit contains a 10.0 ohm resistor, a 12.0 ohm resistor, and a 6.0 ohm resistor. If they're…

A:

Q: In a 1500-W hairdryer when it is plugged in to 120 V calculate the resistance of the hairdryer.

A: Given that, Power, P=1500 WattPotential difference,V=120 VoltWe know that,Power, P=V2Rcan be written…

Q: A simple pendulum is set into motion at two different times with diffe conditions. The first time:…

A: apply time period formula and energy comservation

Q: A circuit in a TV has an overall resistance of 25.3 Ω. The current in the circuit is 4.69 A. How…

A: Power is,

Q: Three resistors are arranged in series with resistances of 1 ohm, 2 ohms, and 3 ohms attached to a…

A: Given values -  R1=1 ΩR2=2 ΩR3=3 ΩV=9 V Expression for equivalent resistance in series connection -…

Q: If a 4 Ohm resistor and a 12 Ohm resistor are conneted in parallel, what is the total resistance?

A: (given) Resistors R1 and R2 are connected in parallel. R1 = 4 Ω R2 = 12 Ω Resistance (R) = Potential…

Q: Three resistors are connected in series. They have resistances of 9, 8, and 3 Ohms. Determine the…

A: Equivalent resistance of resistors connected in series is given by  Req= R1+R2+R3=9+8+3 Req=20Ω

Q: Three resistors of 20, 50 and 60 ohms are connected to a battery having an emf of 15 volts. Draw the…

A:

Q: In a 1500-W hairdryer when it is plugged in to 120 V calculate the resistance of the hairdryer.

A: Given values: Power P = 1500 W Potential difference V = 120 V

Q: An electrical space heater has a resistance of 69 Ω and draws 4.83 A of current. How much power does…

A:

Q: The total current is measured by the ammeter (A). The total current in amperes is distributed in the…

A:

Q: Three resistors: 1.00×102 Ω, 2.50 kΩ, and 4.00 kΩ are connected in series, what is this circuit’s…

A: Resistance of the 1st resistor is R1 = 1.00×102 Ω = 100 Ω Resistance of the second resistor is R2 =…

Q: What happens to the current in a circuit if a 100 resistor is removed and replaced by a 202…

A: we know that  according to ohms law   Initial resistance V= IR For constant voltage  I  α  1/R R1 =…

Q: A resistor of 9 ohms is carrying  a current of 4 amperes.  What is the voltage that would be…

A: Given data:  Resistance (R) = 9 Ω Current (I) = 4 A Required: Voltage (V)

Q: An electric heater carries a current of 13.5 A when operating at a voltage of 120 V. Calculate the…

A: Current, I = 13.5 AVoltage, V = 120 V

Q: rcuit is shown including four resistors and a 12 volt battery. Resistor values are shown in ohms.…

A:

Q: In the circuits the voltmeter reads 12.0 V and 4 ohms ,8ohm in a parallel circuit.(a)What is the…

A:

Q: The operating potential difference of a light bulb is 120 V. The power rating of the bulb is 70 W.…

A:

Q: If an electrical component with a resistance of 50 Ω is connected to a 112-V source, how much…

A: Given data:  Resistance (R) = 50 Ω Voltage (V) = 112 V Required: Current (I)

Q: A battery of emf 10 V and internal resistance 32 is connected to a resistor. If the current in the…

A: The current is given by  I = ER+r where, E is the emf of the cell, r is the internal resistance and…

Q: Two resistors, each having a resistance of 30 Ω, are connected in parallel. What is the equivalent…

A: equivalent capacitance in case of resistor connected in parallel is given as 1R=1R1+1R2

Q: A heating element in a stove is designed to receive 4,495 W when connected to 240 V. (a) Assuming…

A: Power of the heating element P1=4495 W when it is connected to a voltage V=240 V.