You are charging a 11895 μF capacitor that is in an R-C circuit
with a resistor that has a nominal value of 7910 Ω.
What is the charging time constant?
τ= 94.08945s
A typical 1/4 W resistor has a tolerance of 10% (shown by a
silver fourth color band). If the capacitor has an uncertainty of
±7%,
what is the uncertainty of the time constant?
δτ= ____ s
You are charging a 11895 μF capacitor that is in an R-C circuit with a resistor...
Chapter 27, Problem 057 Switch S in in the figure is closed at time t = 0, to begin charging an initially uncharged capacitor of capacitance C = 17.9 μF through a resistor of resistance R = 23.0 Ω. At what time is the potential across the capacitor equal to that across the resistor?
(a) A capacitor has a value of 5 μF. Explain in terms of electric charge what this means. (b) The 5 uF capacitor shown in the circuit below is initially uncharged. The circuit is connected to a computer and switch S is closed. The monitor of the computer displays a graph of current against time as the capacitor charges monitoT charging current/uA 30 20 10 0 . 2,3 4 time s computer The battery has negligible internal resistance. (i) Calculate...
An uncharged capacitor and a resistor are connected in series to a source of EMF. If ε = 7.38 V, C = 21.1 μF, and R = 152 Ω, calculate the time constant τ of the circuit. Calculate the maximum charge on the capacitor. Calculate the charge on the capacitor after one time constant.
An uncharged capacitor and a resistor are connected in series to a source of EMF. If ε = 8.43 V, C = 17.1 μF, and R = 114 Ω, calculate the time constant τ of the circuit. Calculate the maximum charge on the capacitor. Calculate the charge on the capacitor after one time constant.
An uncharged capacitor and a resistor are connected in series to a source of EMF. If ε = 5.13 V, C = 18.6 μF, and R = 106 Ω, calculate the time constant τ of the circuit. Calculate the maximum charge on the capacitor.
An uncharged capacitor and a resistor are connected in series to a source of EMF. If ε = 7.38 V, C = 21.1 μF, and R = 152 Ω, calculate the time constant τ of the circuit. Calculate the maximum charge on the capacitor.
A R = 711 Ω resistor, an uncharged C = 185 μF capacitor, and a ε = 6.64 V emf are connected in series. A) What is the initial current in amps? B) What is the RC time constant in seconds? C) What is the current after one time constant in amps? D) What is the voltage on the capacitor after one time constant in volts?
Example 28.12 Charging a Capacitor in an RC Circuit Problem An uncharged capacitor and a resistor are battery, as shown in Figure 28.23. If emf = 12.0 V, C = 5.00 AuF, and R = 8.00 x 105 ?, find the time constant of the circuit, the maximum charge on the capacitor, and the charge and current as functions of time. in series to a Figure 28.23 The switch in this series RC circuit, open for times t> , is...
A) Consider a resistor series RC circuit with a 7.9 μF, capacitor, a 4 × 106 Ω resistor and 23 V emf. Find the time constant of the circuit. Answer in units of s. B) Find the maximum charge on the capacitor after a switch in the circuit is closed. Answer in units of C.
A capacitor charging circuit consists of a battery, an uncharged 20 μF capacitor, and a 5.6 kΩ resistor. At t = 0 s the switch is closed; 0.15 s later, the current is 0.62 mA . What is the battery's emf?