A battery charger is connected to a dead battery and delivers a current of 3.7 A for 2.1 hours, keeping the voltage across the battery terminals at 12 V in the process. How much energy is delivered to the battery?
A battery charger is connected to a dead battery and delivers a current of 3.7 A...
A battery charger is connected to a dead battery and delivers aument of 6.0 A for 5.0 hours, keeping the voltage across the bat ery terminals at 12 V in the process. How much energy is deliv ered to the battery?
A resistor is connected across the terminals of a 3.00-V battery, which delivers 2.80 105 J of energy to the resistor in 5 hours. What is the resistance of the resistor?
A resistor is connected across the terminals of a 9.0-V battery, which delivers 1.6 x 105 J of energy to the resistor in 7.0 hours. What is the resistance of the resistor?
A resistor is connected across the terminals of a 9.0-V battery, which delivers 26 x 10 J of energy to the resistor in 40 hours. What is the resistance of the resistor? Number 1 Units
To recharge a 10 V battery, a battery charger must move 3.7 105 C of charge from the negative terminal to the positive terminal. How much work is done by the charger? Express your answer in joules.
A motor is connected to a 12-V battery and draws a 2.0 A current. a) How much power is delivered to the motor? b) How much energy is converted if the motor runs for 5 minutes?
A battery has an emf of 12.0 V and an internal resistance of 0.210 Q. Its terminals are connected to a load resistance of 3.00 . Circuit diagram of a source of emf (in this case, a battery), of internal resistance r, connected to an external resistor of resistance R. for ning R (a) Find the current in the circuit and the terminal voltage of the battery. SOLUTION Conceptualize Study the figure, which shows a circuit consistent with the problem...
A smartphone battery is capable of delivering a constant current of 2.7A for 16h when fully charged. If the voltage across the terminals of the battery is 6e^(-3.2t)V , where t is in seconds, how much energy is associated with the battery?
A voltmeter is connected across the terminals of a 15.0 V battery and a 75 ohm appliances connected across its terminals. If the voltmeter reads 11.3 V How much power is dissipated by the appliance? What is the internal resistance of the battery?
When two unknown resistors are connected in series with a battery, the battery delivers 210 W and carries a total current of 5.00 A. For the same total current, 39.5 W is delivered when the resistors are connected in parallel. Determine the values of the two resistors.