Quickly spinning the handle of a hand generator, Kevan is able to light three bulbs in a circuit. When he uses two batteries instead of the generator, the bulbs are very dim. Which statement best explains why the batteries are not able to power all three light bulbs like the generator?    The batteries do not make the charges move as much  The generator creates less voltage  The batteries have a higher amperage  The generator current is more steady

Q: In a circuit, two or more cells of the same emf connected in parallel order A.increases the…

A: Resistance (R) of a circuit is the obstruction in the flow of the current (I). The reciprocal of the…

Q: Jeff used a multimeter to test the current in a circuit as the resistance was changed and plotted…

A: The Y axis shows current recorded in multimeter & x axis is the resistance chosen. When we move…

Q: In using a voltmeter to measure the voltage drop across a resistance, the two leads are: (A voltage…

A: Voltmeter: A voltmeter is a device used to measure the voltage drop across a resistance or circuit.…

Q: A light bulb used in a slide projector draws a current of 6 amperes when operating on 120 volts. If…

A: given.,current, I=6 Ampvoltage, V=120 v

Q: A 100-Watt lamp glows brighter than a 25-Watt lamp when both are connected to 120 V. The electrical…

A:

Q: A simple circuit with a 200 ohm resistor is connected to a power source. What will happen when the…

A: Given: The intiaal resistance of the circuit is 200 Ohm.  The final resistance of the circuit is 100…

Q: Your car's 27.5 W headlight and 2.60 kW starter are ordinarily connected in parallel in a 12.0 V…

A: Answer:-  Power consumed by headlight(P1)​= 27.5 W It is connected parallel with 12.0 v system.…

Q: For the diagram shown, let appliance 1 = lamp = 0.8 A; appliance 2 = electric heater = 15.0 A; and…

A:

Q: The circuit shown contains two batteries of ɛ1 is 8 V and ɛ2 is 11 V. If, R1= 1 kQ and R2= 4 kQ ,…

A:

Q: An electric winch operates on 120 volts [V] and draws 4 amperes [A] of current. The winch has an…

A:

Q: A 3-way light bulb for a 110-V lamp has two different filaments and three different power ratings.…

A:

Q: A 22 V battery powers a parallel circuit. Each loop has a resistor that causes a 10 V potential…

A: A 22 V battery powers a parallel circuit. Each loop has a resistor that causes a 10 V potential…

Q: Choose the items that help to fully describe RESISTANCE. 1) Directly related to voltage O 2) Adds up…

A: The answer is below

Q: You have 3 resistors and a battery to form a closed circuit. Two 2-Ohm resistors are in series with…

A:

Q: coffee-maker (14Ω) and a toaster (19Ω) are connected in parallel to the same 120-V outlet in a…

A: Given R1 = 14 ohm R2 = 19 ohm EEquivalent resistance in parallel 1/R = 1/R1 + 1/R2

Q: A current of 0.3 A is passed through a lamp for 2 minutes using a 6-V power supply. The energy (in…

A: Current I = 0.3 A Time t = 2 minutes = 2 * 60 s = 120 s Potential difference V = 6 Volts We need to…

Q: A 12.0 V battery is hooked up with three resistors (R1, R2, and R3) in parallel with resistances of…

A:

Q: Below is a circuit with 3 batteries and 2 resistors. Depending on the voltages of the batteries and…

A:

Q: A student conducts an investigation and connects a multimeter to a circuit. The multimeter produces…

A:

Q: Electrical appliances are connected in series because appliances have different current ratings *…

A: The answers is given below

Q: The circuit below contains three 100-W light bulbs and a capacitor. The emf ε = 110V. At the instant…

A:

Q: Which option BEST explains how fuses interact with holiday lights? A They open the circuit if the…

A: They open the circuit if the electrical current increases and further fatal damage is prevented.

Q: Three 7.3 2 resistors are connected in series with a 13.0 V battery. Find the following. (a) the…

A: Given data: The resistance of the each resistor, R=7.3 Ω. The voltage supplied by the battery,…

Q: A light bulb used in a slide projector draws a current of 6 amperes when operating on 120 volts.…

A: Given data The current drawn from the bulb is given as I = 6 A. The operating voltage is given as V…

Q: a string of lights consists of 50 LED bulbs connected in a series. the resistance of each bulb is…

A:

Q: Light bulbs of the same material and properties are connected in parallel to a battery. Each of the…

A:

Q: Choose the items that help to fully describe VOLTAGE. 1) Remains the same everywhere in a SERIES…

A: The answer is below

Q: A strand of Christmas lights is a part of an electrical circuit. The strand of lights is plugged…

A: The Christmas lights will glow when the circuit is closed and switched is on.

Q: A high resistance light bulb and a low resistance light bulb are connected in parallel and powered…

A: Comparison of brightness of two bulbs on the basis of their resistance:

Q: In the following circuit find: a) All of the currents and voltages. b) The power dissipated in the…

A: The given resistances are, The voltage of battery is V=15 V.

Q: A 12.6-V automotive battery is across a 1.5-ohm headlight lamp.  If the battery has 0.14-ohm…

A:

Q: A current of 0.3 A is passed through a lamp for 2 minutes using a 6-V power supply. The energy (in…

A: Given : Current through the lamp, I = 0.3 A Supply voltage, V = 6 V Time, t = 2 min = 120 s

Q: A 74.1-Ω resistor is connected in parallel with a 128.0-Ω resistor. This parallel group is connected…

A: when 2 resistors are connected in parallel equivalent of two resistors is given by Req =…

Q: when the battery is connected in series with a 2 ohm resistor, the current in the circuit is 0.625…

A: The given data are listed below with appropriate variables. Here, R1 denotes the initial…

Q: A charge 20 C flows out from the battery in 8s and as a result 120J of energy is supplied to a lamp…

A: Given : Charge (Q) = 20 C Time (t) = 8 secs Current (I) is given as : I = Qt I = 208 I = 2.5 A

Q: A circuit with a battery, a 2 Ω resistor, a 20 Ω resistor, and a 21 Ω resistor in parallel. The…

A: According to question we need to find current flow in 2ohm resistance.

Q: A 12 V battery powers a parallel circuit. Each loop has a resistor that causes a 3.5 V potential…

A:

Q: Which of the following is characterized by zero current? O a short circuit; an open circuit; (the…

A: Step1 - Here, we will understand all options then we will find the answer. (1) a short circuit -…

Q: A battery is needed in the circuit of your flashlight so that ____. a. charge is provided to the…

A: A circuit completes when a voltage source is connected to it. As a voltage source is connected in…

Q: How does the resistance of a 60 W light bulb compare to that of a 100 W light bulb

A: (A) is correct . find explanation in next step

Q: The circuit below includes a battery, four identical lightbulbs, and a switch (which is closed).…

A:

Q: 4 resistors are connected as shown in the figure. The total current passing through the circuit is…

A:

Q: When a battery “dies” the resistance inside the battery rises while the voltage it can produce…

A: Given: The emf of the new battery is 1.5 V. The emf of the old battery is 0 V ( dead). The…

Q: A circuit contains three resistors connected in series across 100 volts; the circuit current is 2…

A:

Q: A battery is connected to three identical lamps. A voltmeter is connected across one of the lamps.…

A: According to the Ohm's law, the voltage drop across a circuit is defined as the product of the…

Q: A short circuit in a 120 V appliance cord has a 0.35 Ω resistance.  Calculate the temperature rise…

A: To calculate the temperature we calculate first the electrical energy generated. Mathematically this…