Question
In: Physics
Consider a simple RL circuit consisting of an ideal battery with voltage 30 V , a...
Consider a simple RL circuit consisting of an ideal battery with voltage 30 V , a resistor of resistance 15 Ω, an inductor of inductance 7.0 H, and a switch all in series. The switch is initially open. a) Determine the ratio of the voltage across the resistor to the voltage across the inductor when the current has a value of 1.5 A. b) How much time has elapsed if the voltage across the resistor is 20 V ?
Solutions
genius_generous answered 2 years agoRelated Solutions
1. When a switch is closed in a RL circuit with a battery, which of the...
1. When a switch is closed in a RL circuit with a battery, which
of the following statement is TRUE?
Back emf is maximum in the beginning and decreases
exponentially with time
Back emf is zero in the beginning and increases exponentially
with time
Current is maximum in the beginning and decreases exponentially
with time
Current is zero in the beginning and increases exponentially
with time
2. When an inductor is connected to an AC voltage source with
Vmax= 5...
Consider a circuit with an ideal ac generator with peak voltage of V0 connected to an...
Consider a circuit with an ideal ac generator with peak voltage
of V0 connected to an inductor with inductance L, a capacitor with
capacitance C, and resistor with resistance R connected in series.
Draw the circuit and use Kirchoff’s laws to find the equation for
the voltage drop along the circuit.
Consider a circuit with an ideal ac generator with peak voltage of V0 connected to an...
Consider a circuit with an ideal ac generator with peak
voltage of V0 connected to an inductor with
inductance L, a capacitor with capacitance C, and resistor
with resistance R connected in series.
what is the voltage drop along the circuit?
1- A 9 V battery is powering a simple circuit with one light bulb. There is...
1- A 9 V battery is powering a simple circuit with one light
bulb. There is a current of 0.58 running through the bulb and a
voltage drop of 5.8 across the bulb. What is the internal
resistance of the battery?
2- A series circuit uses three resistors. One resistor has a
resistance of 19 Ω. The second resistor has a resistance of 26 Ω.
The final resistor has a resistance of 21 Ω. What is the equivalent
resistance of...
Would the voltage of a battery in circuit be larger or smaller than the voltage of...
Would the voltage of a battery in circuit be larger or smaller
than the voltage of a battery out of circuit? Why?
1. When an RL circuit is connected to a battery, what happens to the potential difference...
1. When an RL circuit is connected to a battery, what
happens to the potential difference across the inductor?
It is constant.
It is initially at its maximum value and then decreases
exponentially with time.
It is initially at its maximum value and then decreases
linearly with time.
It is initially 0 and then increases.
2. If we decrease the resistance in an RL circuit, what
happens to the time required for the current to reach, say, 50% of
its...
What is the terminal voltage of the battery when the circuit is closed?
A battery of EMF 10 V and internal resistance 3 Ω is connected to a resistor. If the current in the circuit is 0.5 A, what is the resistance of the resistor? What is the terminal voltage of the battery when the circuit is closed?
A battery that has a voltage of 20V is attached to a circuit. A current of...
A battery that has a voltage of 20V is attached to a circuit. A
current of 4A is created in the circuit. What is the resistance of
the circuit? A series circuit with made up of a 12 V battery, a 4Ω
resistor, a 8Ω resistor, and a 12Ω resistor. Calculate the
equivalent resistance of the circuit. B. Calculate the voltage drop
at the 8Ω resistor. A parallel circuit comprised of a 24 V battery
and two 48Ω resistor. Calculate...
Table 2: Voltage Readings of Different AA Battery Combinations Battery Combination Voltage (V) Current (A) 1...
Table 2: Voltage Readings of Different AA Battery
Combinations
Battery Combination
Voltage (V)
Current (A)
1
1.58
1.4
1 and 2
3.16
3.37
1, 2 and 3
4.74
4.50
1, 2, 3 and 4
6.50
6.17
Table 3: Resistor Data
Resistance (Ω)
Slope (V/A)
Percent Difference
10
Plot a graph of Table 2. Consider which variable (voltage or
current) should be on the x and y axes.
What is the relationship between voltage and current? Use data
from your graph...
A circuit for light bulbs in a car has a battery with a terminal voltage of...
A circuit for light bulbs in a car has a battery with a terminal
voltage of 24.5 V. The internal resistance of this battery is 0.66
Ohms. All bulbs have the same efficiency. The first bulb of this
circuit has 15 Ohms and is in series with the battery. After this
there are two branches. One branch has the third bulb with 5 Ohms
and the fourth bulb with 7 Ohms. The third and fourth bulbs are in
series with...
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