Answered: power is dissipiated by a light bulb…

power is dissipiated by a light bulb through 3 A flows when 10.0 V is applied to it. what current does it draw when cold if the cold resistance is 0.45 ohm.

Related questions

Q: An electric space heater is connected across a 120 V potential difference. If 1.5 kW of power are…

Q: An electric car is being designed to have an average power output of 3,500 W for 2 h before needing…

Q: In a 240 V circuit, how many 65 W light bulbs can you connect in parallel without tripping a 10-A…

Q: In an automobile, the system voltage varies from about12 V when the car is off to about 13.8 V when…

A: The power delivered to load be defined as, P=V2R

Q: How much electrical energy (in kilojoules) is transferred to thermal energy in 2.97 hours by an…

A: Given: The time interval is 2.97 h. The resistance of the circuit is 671 Ohm. The potential…

Q: When connected to a 120-V source, an electric heater is rated at 1200 V and a toaster at 6.0x102 V.…

Q: A 10.0 V battery is connected to a 135 resistor. Ignoring the internal resistance of the battery,…

A: The emf(voltage) of the battery is V=10.0v and it's connected to a resistor R=135 ohms. We are…

Q: Calculate the effective resistance (in kΩ) of a pocket calculator that has a 1.65 V battery and…

Q: A hospital electric heater of the resistance 10 Ω draws 18 A current from the service main. At what…

A: Given data: Resistance (R) = 10 Ω Current (I) = 18 A Time (t) = 24 h Cost of electricity = 11.37¢ /…

Q: A heating element in a stove is designed to receive 2,050 W when connected to 240 V. (a) Assuming…

Q: The power rating of a light bulb is the power it dissipates when connected across a 120 volt…

A: Given that, Power (P)= 100 W Potential difference (V)= 120 Volt We know that, P= V²/R -----(1)…

Q: A circuit contains a 10.0 ohm resistor, a 12.0 ohm resistor, and a 6.0 ohm resistor. If they're…

Q: Calculate the effective resistance (in kΩ) of a pocket calculator that has a 2.15 V battery and…

A: According to Ohm's lawV=IRR=VIHereV=voltageI=currentR=Resistance

Q: A person with body resistance between his hands of10 kΩ accidentally grasps the terminals of a 14 kV…

A: Given data: The resistance is R=10 kΩ. The voltage is V=14 kV. The internal resistance is r=2000 Ω.

Q: Thermal energy is produced in a resistor at a rate of 128 W when the current is 2.81 A. What is the…

A: Given data: Power (P) = 128 W Current (I) = 2.81 A Required: Resistance (R)

Q: An electric iron consumes energy at a rate of 840 W when heating is at the maximum rate and 360 W…

A: Write the expression for power output. When heating at maximum rate. Use equation (I) to find the…

Q: What is the output voltage (in V) of a 3.0000 V lithium cell in a digital wristwatch that draws…

Q: How much current does a 300.0 W device draw when 12 V is placed across it? O 4.2 × 10² A O 3.6 × 10ª…

Q: The heating element of a coffeemaker operates at 120 V and carries a current of 5.00 A. Assuming the…

A: Given data: Voltage (V) = 120 V Current (I) = 5.00 A Mass (m) = 0.300 kg Initial temperature (Ti) =…

Q: An element in an electro heating unit is applied to 232 volt power supply. The current flow through…

A: Given information: The voltage supplied (V) = 232 volts The current through the element (I) = 19 amp…

Q: If an aluminum power line has a resistance of 80 at 30°C, what is its resistance when cold air…

Q: Assuming 95.0% efficiency for the conversion of electrical power by the motor, what current must the…

A: Given Efficiency η=95% Voltage V=12 V Mass m=828 kg (a) The required power is,…

Q: Calculate how much electrical energy (in kilowatt-hours) an electric heater consumes, which has a…

Q: A light bulb used in a computer projector has a resistance of 800 Omhs. What is the current through…

Q: Calculate the effective resistance (in kΩ) of a pocket calculator that has a 1.25 V battery and…

Q: when an emergency radio is connected to a 9-V battery, a current of 25 mA flows through the radio.…

A: We first list the data given in the problem as :

Q: The current flow through a resistor is 0.150 A when 4.0 V is applied. What voltage is needed for…

A: Formula of ohm's law is as follows: V=IR…

Q: A 9 V battery costs $1.49, and will run a portable CD player for 6 hours. Suppose the battery…

A: The objective of the question is to calculate the cost of the energy in dollars per kilowatt-hour…

Q: A 60-watt light bulb shines at full power when it is connected to a constant power supply producing…

A: Given value--- power = 60 W . Voltage = 100 V . We have to find--- current ?

Q: An electric bulb is rated 100 W-220 V. Calculate the magnitude of current.

Q: 120 V potential difference is applied to a space heater that dissipates 507 W during operation.…

A: Given: Voltage = 120 V R=507 W Formula used: P=V2R

Q: Thermal energy is produced in a resistor at a rate of 112 W when the current is 3.63 A. What is the…

Q: A 40 W light bulb is connected to the 220 V mains supply. Assuming that the bulb runs at its rated…

Q: What is the current in a circuit if 15 C of electric charge move past a given point in 10 seconds?…

A: What is the current in a circuit if 15 C of electric charge move past a given point in 10 seconds?

Q: An immersion heater has a resistance of 5.0 ohms while drawing a current of 3.0 ampheres. What is…

A: Given data -The Resistance of the immersion heater is given as .The current drawn is given as I = 3…

Question

power is dissipiated by a light bulb through 3 A flows when 10.0 V is applied to it. what current does it draw when cold if the cold resistance is 0.45 ohm.

Expert Solution