What is the time constant of the circuit

Reference no: EM13545032

A capacitor is charged to a potential of 12.0V and is then connected to a voltmeter having an internal resistance of 3.10M(omega) . After a time of 4.10s the voltmeter reads 3.0V . What is the capacitance? What is the time constant of the circuit?

Reference no: EM13545032

Questions Cloud

Estimate what is the frequency of the oscillation : A mass m = 4.3 kg is attached to a vertical spring with k = 220 N/m and is set into motion. What is the frequency of the oscillation

Define the equilibrium concentrations of m-n and p : The initial concentration of P is 0 M. What are the equilibrium concentrations of M - N and P

Neglect friction and air resistance : The engine in an imaginary sports car can provide constant power to the wheels over a range of speeds from 0 to 70 miles per hour (mph). At full power, the car can accelerate from zero to 30.0 in time 1.30 . At full power, how long would it take for ..

What would be the decrease in the carnot efficiency : If the temperature of the water leaving the condenser in a stream turbine cycle were raised from 20?C to 30?C, what would be the decrease in the Carnot efficiency

What is the time constant of the circuit : A capacitor is charged to a potential of 12.0V and is then connected to a voltmeter having an internal resistance of 3.10M(omega) . After a time of 4.10s the voltmeter reads 3.0V . What is the capacitance? What is the time constant of the circuit?

Determine the impulse on the ball from the wall : In the overhead view of Fig. 9-54, a 300 g ball with a speed v of 6.0 m/s strikes a wall at an angle ? of 30°, determine the impulse on the ball from the wall

What is work done on the box by force of kinetic friction : A box has weight of magnitude = 2.00 accelerates down a rough plane that is inclined at an angle = 30.0 above the horizontal, as shown (Figure 1) at left. The normal force acting on the box has a magnitude = 1.732 , the coefficient of kinetic fric..

How to evaluate the concentration of hydronium ion : The Ka for the dissociation of Aspirin in aqueous is 3.3 x10-4 at 25?C. If the initial concentration of Aspririn is 0.005M and using equilibrium reaction below calculate the concentration of Hydronium ion and the concentration of the conjugate bas..

What value is turning point in potential well of the figure : The figure below gives the potential energy U of a magnetic dipole in an external magnetic field , as a function of angle between the directions of and the dipole moment. The vertical axis scale is set by Us = 2.0 10-4 J. The dipole can be rotated..

User Account

All Pages