A 78-Ω loudspeaker, a 6.4-Ω loudspeaker, and a 2.5-Ω loudspeaker are connected in parallel across the terminals of an amplifier. Determine the equivalent resistance of the three speakers, assuming that they all behave as resistors.
A 78-Ω loudspeaker, a 6.4-Ω loudspeaker, and a 2.5-Ω loudspeaker are connected in parallel across the...
Chapter 20, Problem 054 Your answer is partially correct. Try again. A 61- loudspeaker, a 8.6-22 loudspeaker, and a 2.8-12 loudspeaker are connected in parallel across the terminals of an amplifier. Determine the equivalent resistance of the three speakers, assuming that they all behave as resistors. Number Units the tolerance is +/-2% Click if you would like to Show Work for this question: Open Show Work SHOW HINT
27, A loudspeaker is connected to an amplifier as shown. If the 10 Ω loudspeaker draws the maximum power of 12 W from the amplifier, determine the maximum power a 4 Ω loudspeaker will draw Amplifier Loudspeaker
A 47-Ω and a 30-Ω resistors are connected in parallel, and the combination is connected across a 240-V dc line. 1) What is the resistance of the parallel combination? 2) What is the total current through the parallel combination? 3) What is the current through the 47-Ω resistor? 4) What is the current through the 30-Ω resistor?
Three 4.3 Ω resistors are connected in series with a 16.0 V battery. Find the following. (a) the equivalent resistance of the circuit (b) the current in each resistor (c) Repeat for the case in which all three resistors are connected in parallel across the battery. equivalent resistance ______ current in each resistor _______
Three 4.3 Ω resistors are connected in series with a 16.0 V battery. Find the following. (a) the equivalent resistance of the circuit (b) the current in each resistor (c) Repeat for the case in which all three resistors are connected in parallel across the battery. equivalent resistance ______ current in each resistor _______
Three resistors (234 Ω, 159 Ω, and 301 Ω) are connected in a DC circuit. Determine the equivalent resistance if: a. Each resistor is connected in series. Req = ______ Ω b. The resistors are connected in parallel to each other. Req = _______ Ω
Two resistors, of 3.2 Ω and 5.8 Ω, are connected in parallel to the terminals of a 9.9-V battery. Assume the battery has no internal resistance and find the current the battery supplies
How many 20 ΩΩ resistors must be connected in series to give an equivalent resistance to five 200 ΩΩ resistors connected in parallel?
1. A battery having an emf of 9.34 V delivers 116 mA when connected to a 67.5 Ω load. Determine the internal resistance of the battery. Ω 2.Three 9.4 Ω resistors are connected in series with a 19.0 V battery. Find the following. (a) the equivalent resistance of the circuit Ω (b) the current in each resistor A (c) Repeat for the case in which all three resistors are connected in parallel across the battery. equivalent resistance Ω current in...
Three resistors, 25 Ω, 60 Ω, and 69 Ω, are connected in series, and a 0.38-A current passes through them. What are (a) the equivalent resistance and (b) the potential difference across this equivalent resistance?