(a) The equivalent resistance of a group of resistors connected in parallel is (i) greater than...
(i) greater than any of the resistors in the group,
(ii) less than any of the resistors in the group, or
(iii) neither of the above.
(b) The equivalent resistance of a group of resistors connected in series is
(i) greater than any of the resistors in the group,
(ii) less than any of the resistors in the group, or
(iii) neither of the above.
Justify your answers by considering a circuit consisting of a 3.0 ohm resistor and a 5.0 ohm resistor connected across a 12 v battery.
Homework Answers
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(a) The equivalent resistance of a group of resistors connected in
parallel is
(i) greater than...
True or False: 1. Resistors connected in series always have equivalent resistance greater than any individual...
True or False: 1. Resistors connected in series always have equivalent resistance greater than any individual resistor. 2. Resistors connected in parallel have equivalent resistance greater than any individual resistor. 3. Most materials have increased resistance as they heat up. 4. A battery's primary function is to provide charge and power to a circuit. 5. The voltage difference between two points in the same (ideal) wire is ALWAYS 0.
PHYSICS II: 4) For the circuit shown below, find: a) the equivalent resistance; b) the current through the battery;...
PHYSICS II:
4) For the circuit shown below, find: a) the equivalent resistance; b) the current through the battery; c) the potential difference across the 10 ohm resistor. 9 p /A we 100C 5) Two resistors with resistances of 12.0 2 and 6.0 are connected in parallel. An 8.0-12 resistor is then connected in series with this parallel combination. An ideal 12.0-V battery is then connected across the series- parallel combination. A) Draw a diagram of this circuit. B) Find...
Two resistors connected in series have an equivalent resistance of 698.1 Ohm. When they are connected...
Two resistors connected in series have an equivalent resistance of 698.1 Ohm. When they are connected in parallel, their equivalent resistance is 159.9 Ohm. Find the resistance of each resistor. Ohm (small resistance) Ohm (large resistance).
(a) What is the equivalent resistance of six resistors connected in series with a 16.0-V battery...
(a) What is the equivalent resistance of six resistors connected in series with a 16.0-V battery if each resistor has a value of 23.0 Ω? (answer in Ω) (b) Determine the current flowing through each of the six resistors. (answer in A) (c) If the six resistors were instead connected in parallel across the battery, what would be the equivalent resistance? (answer in Ω) (d) Determine the current through each resistor for this parallel connection (answer in A)
(a) What is the equivalent resistance of five resistors connected in series with a 12.0-V battery...
(a) What is the equivalent resistance of five resistors connected in series with a 12.0-V battery if each resistor has a value of 19.0 ? (b) Determine the current flowing through each of the five resistors. A (©) If the five resistors were instead connected in parallel across the battery, what would be the equivalent resistance? (d) Determine the current through each resistor for this parallel connection. А Submit Assignment Save Assignment Progress
When two or more resistors are connected in parallel to a battery, which of these statements...
When two or more resistors are connected in parallel to a battery, which of these statements is incorrect? (a) the voltage across each resistor is the same. (b) the total current flowing from the battery equals the sum of the currents flowing through each resistor. (c) the equivalent resistance of the combination is less than the resistance of any one of the resistors. (d) the equivalent resistance is the sum of the resistances.
A 120.0 ohm resistor is connected in parallel to a 60.0 ohm resistor. These two resistors...
A 120.0 ohm resistor is connected in parallel to a 60.0 ohm resistor. These two resistors in parallel are then connected in series with a 20.0 ohm resistor. The total combination is connected across a 15.0 V battery. a. Find the total current in the circuit. b. Find the power dissipated in the 120.0 ohm resistor.
Two resistors having different resistances are connected in parallel. The equivalent resistance is always Select one:...
Two resistors having different resistances are connected in parallel. The equivalent resistance is always Select one: O a. equal to the larger resistance. O b. equal to the smaller resistance. O c. smaller than the smaller resistance. d. between the two resistances. O e. larger than the larger resistance. A battery with potential difference 17.9 V is across two resistors that are in series. The potential difference across one of the resistors is 5.7 V. The potential difference across the...
When two or more resistors are connected in parallel to a battery, the voltage across each...
When two or more resistors are connected in parallel to a battery, the voltage across each resistor is the same. the equivalent resistance of the combination is less than the resistance of any one of the resistors. the total current flowing from the battery equals the sum of the currents flowing through each resistor. all of the given answers O none of the given answers
Three Resistors in Parallel Three resistors are connected in parallel as shon in figure (a). A...
Three Resistors in Parallel Three resistors are connected in parallel as shon in figure (a). A potential difference of 17.0 V is maintained between points and b. 3.00 ? 6.00 ? 9.001 ??? 3.00 ?| 6.001 9,00 Three resistors connected in parallel, The voltage across each resistor is 17.0 V battery. ts it equivalent to the circuit in (a)? ) Calculate the equivalent resistance of the circuit. SOLUTION Conceptualize Figure (a) shows that wo are dealing witha simpla paralcombination of...
PHYSICS II:
4) For the circuit shown below, find: a) the equivalent resistance; b) the current through the battery; c) the potential difference across the 10 ohm resistor. 9 p /A we 100C 5) Two resistors with resistances of 12.0 2 and 6.0 are connected in parallel. An 8.0-12 resistor is then connected in series with this parallel combination. An ideal 12.0-V battery is then connected across the series- parallel combination. A) Draw a diagram of this circuit. B) Find...
Two resistors connected in series have an equivalent resistance of 698.1 Ohm. When they are connected in parallel, their equivalent resistance is 159.9 Ohm. Find the resistance of each resistor. Ohm (small resistance) Ohm (large resistance).
(a) What is the equivalent resistance of five resistors connected in series with a 12.0-V battery if each resistor has a value of 19.0 ? (b) Determine the current flowing through each of the five resistors. A (©) If the five resistors were instead connected in parallel across the battery, what would be the equivalent resistance? (d) Determine the current through each resistor for this parallel connection. А Submit Assignment Save Assignment Progress
Two resistors having different resistances are connected in parallel. The equivalent resistance is always Select one: O a. equal to the larger resistance. O b. equal to the smaller resistance. O c. smaller than the smaller resistance. d. between the two resistances. O e. larger than the larger resistance. A battery with potential difference 17.9 V is across two resistors that are in series. The potential difference across one of the resistors is 5.7 V. The potential difference across the...
When two or more resistors are connected in parallel to a battery, the voltage across each resistor is the same. the equivalent resistance of the combination is less than the resistance of any one of the resistors. the total current flowing from the battery equals the sum of the currents flowing through each resistor. all of the given answers O none of the given answers
Three Resistors in Parallel Three resistors are connected in parallel as shon in figure (a). A potential difference of 17.0 V is maintained between points and b. 3.00 ? 6.00 ? 9.001 ??? 3.00 ?| 6.001 9,00 Three resistors connected in parallel, The voltage across each resistor is 17.0 V battery. ts it equivalent to the circuit in (a)? ) Calculate the equivalent resistance of the circuit. SOLUTION Conceptualize Figure (a) shows that wo are dealing witha simpla paralcombination of...
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