Electricity for Refrigeration, Heating, and Air Conditioning
9th Edition
ISBN: 9781285179988
Author: Russell E. Smith
Publisher: Cengage Learning
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Textbook Question
Chapter 3, Problem 21RQ
What is the resistance of a parallel circuit with resistances of 2 ohms, 4 ohms, 6 ohms, and 10 ohms?
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A circuit contains two un-equal resistances in series
Select one:
O A.
larger potential develops in smaller resistance
O B.
current is same in both
large current flows in larger resistor
OD.
Potential difference across each is same
With the given circuit below, if the input
voltage is 10 volts peak-to-peak and the
diode is germanium, how much is the output
voltage in volts on the negative half cycle?
(put polarity (+ or -) and values only)
V out
RL
Answer:
Chapter 3 Solutions
Electricity for Refrigeration, Heating, and Air Conditioning
Ch. 3 - What is a series circuit?Ch. 3 - What is a control circuit?Ch. 3 - Safety devices in an electrical circuit are...Ch. 3 - How are series circuits used in air-conditioning...Ch. 3 - Why are series circuits used for most control...Ch. 3 - The current draw in a series circuit is _____. a....Ch. 3 - The voltage drop of a series circuit is _____. a....Ch. 3 - How would switches used as safety devices be...Ch. 3 - Draw a series circuit with a thermostat, a...Ch. 3 - Two identical 115-volt light bulbs connected in...
Ch. 3 - Prob. 11RQCh. 3 - Prob. 12RQCh. 3 - Parallel circuits are used in the air-conditioning...Ch. 3 - Why are parallel circuits used in the...Ch. 3 - Prob. 15RQCh. 3 - Prob. 16RQCh. 3 - If two 115-volt loads were connected in parallel...Ch. 3 - What is a series-parallel circuit?Ch. 3 - Why are series-parallel control circuits important...Ch. 3 - Draw a series-parallel circuit with one switch...Ch. 3 - What is the resistance of a parallel circuit with...Ch. 3 - What is the resistance of a parallel circuit with...Ch. 3 - What is the total ampere draw of a parallel...Ch. 3 - What is the voltage of a series circuit with four...Ch. 3 - What is the resistance of a series circuit with...
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- Power-consuming devices are wired in _____(series orparallel).arrow_forwardThree inductors are connected in parallel. Inductor 1 has an inductance of 0.06 H; inductor 2 has an inductance of 0.05 H; and inductor 3 has an inductance of 0.1 H. What is the total inductance of this circuit?arrow_forwardIf there were a current flowing of 5A in a 120-V circuit,what would the resistance be? A. 25 B. 24 c. 600 D. 624arrow_forward
- Four inductors, each having an inductance of 0.6 H, are connected in series. What is the total inductance of the circuit?arrow_forward17. Three resistors of 3, 4 and 5 1 poini ohms each are connected in parallel. What is the equivalent resistance? * O 1.3 ohms O 6.7 ohm O 12 ohms O .08 ohmsarrow_forwardIf the resistance in a 120-V circuit was 40 , what would the current be in amperes? A. 4800A B. 48A C. 4A D. 3Aarrow_forward
- Don't Use Chat GPT Will Upvote And Give Handwritten Solution Pleasearrow_forwardFor the circuit shown below, calculate the Thévenin's equivalent circuit to the left of the resistor R. R1 10Ω 10Ω E 10 V R3 R2 10Ω O . Rth= 15 0, Van = 5 V O b. Rth= 30 0, Vah = 10 V O c. Rth= 15 0, Veh = 10 V O d. Rh= 30 Q, Vah = 5 Varrow_forwardCalculate the equivalent resistance between A and B. A 3 ohm 9-ohm 5 ohm 4 ohm B 1.5 ohm O a. 1.5 ohm O b. 3.1 ohm c. 2.5 ohm O d. 2.2 ohmarrow_forward
- In a zener diode circuit, the current-limiting resistor limits the total circuit current to 150 milliamperes. If the load circuit is drawing a current of 90 milliamperes, how much current is flowing through the zener diode?arrow_forward**ONLY FIRST ATTEMPT **there will be three circuits in series (2 for conv and 1 for cond)arrow_forwardGiven the following Resistances and Inductors in Series and Voltage Source: R1 = 1,664 ohms R2 = 1,999 ohms L1 = 2 Henry L2 = 2 Henry Vs = 3 Volts Frequency = 92 Hz What is the Total Impedance (Amplitude) in ohms?arrow_forward
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