Your turn...a. The battery in the circuit above is replaced with a 12-volt battery.Calculate the new current and bulb voltages.b. A 12-volt battery is connected in series to 1 Q and 5 Q bulbs. What is thevoltage across each bulb?ter 21ELECTRICAL SYSTEMSSection 21.1 Review1. What do you know about the current at different points in a seriescircuit?2. Three bulbs are connected in series with a battery and a switch. Do all ofthe bulbs go out when the switch is opened? Explain.3. What happens to a circuit's resistance as more resistors are added inseries?4. A series circuit contains a 9-volt battery and three identical bulbs. Whatis the voltage drop across each bulb?5. A circuit with three 1.5-volt batteries has two matching light bulbs(Figure 21.7).a. What is the voltage drop across each bulb?b. What would you have to know to find the value for the circuit'scurrent?6. A student builds a circuit using three 1-ohm resistors in series. Thecurrent in the circuit is 1.5 amps.a, How many D-cb. What is the voltage drop across each resistor?7. A student builds a series circuit with four 1.5-volt batteries, a 5-ohmresistor, and two 1-ohm resistors.a. What is the total resistance in the circuit?are in the circuit? (Hint: use Ohm's law.)b. Use Ohm's law to find the value of the current in the circuit.8. How does Kirchoff's voltage law relate to the law of conservation ofenergy?

The same current flows through each point of a series circuit. And if the current circuit is broken…

1. What do you know about the current at different points in a series circuit? 2. Three bulbs are connected in series with a battery and a switch. Do all of the bulbs go out when the switch is opened? Explain.

1. What do you know about the current at different points in a series circuit? 2. Three bulbs are connected in series with a battery and a switch. Do all of the bulbs go out when the switch is opened? Explain.

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

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Your turn...
a. The battery in the circuit above is replaced with a 12-volt battery.
Calculate the new current and bulb voltages.
b. A 12-volt battery is connected in series to 1 Q and 5 Q bulbs. What is the
voltage across each bulb?
ter 21
ELECTRICAL SYSTEMS
Section 21.1 Review
1. What do you know about the current at different points in a series
circuit?
2. Three bulbs are connected in series with a battery and a switch. Do all of
the bulbs go out when the switch is opened? Explain.
3. What happens to a circuit's resistance as more resistors are added in
series?
4. A series circuit contains a 9-volt battery and three identical bulbs. What
is the voltage drop across each bulb?
5. A circuit with three 1.5-volt batteries has two matching light bulbs
(Figure 21.7).
a. What is the voltage drop across each bulb?
b. What would you have to know to find the value for the circuit's
current?
6. A student builds a circuit using three 1-ohm resistors in series. The
current in the circuit is 1.5 amps.
a, How many D-c
b. What is the voltage drop across each resistor?
7. A student builds a series circuit with four 1.5-volt batteries, a 5-ohm
resistor, and two 1-ohm resistors.
a. What is the total resistance in the circuit?
are in the circuit? (Hint: use Ohm's law.)
b. Use Ohm's law to find the value of the current in the circuit.
8. How does Kirchoff's voltage law relate to the law of conservation of
energy?

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