A 240V electric clothes dryer has a resistance of 100. How much charge (in Coulombs) passes through its heating element in 45 minutes? (Hint: first calculate the current.)
Q: (a) Find the number of electrons that flow past a given point in the wire in 11.1 minutes.…
A: a) The current flowing through a point can be represented as, Here, q and t represent the charge…
Q: Determine the current density in the conductor if a 12 V supply is connected between the ends of a…
A: Given data The potential difference of the supply is V = 12 V The length of the wire is L = 5 mm = 5…
Q: You have a simple circuit consisting of a battery and a lightbulb (you can imagine that this circuit…
A: Answer Here, we have a simple circuit Consisting of a battery and…
Q: A taser sends about 1100 V through the human body, resulting in an average current of 2.5 mA. From…
A: Human body acts as an electrical resistance when voltage is applied through it. Because of the…
Q: A straight, cylindrical wire lying along the x axis has a length of 0.500 m and a diameter of 0.200…
A: *We'll answer only the first three sub-parts since the sub-parts to be answered were not specified.…
Q: A potential difference of 50.0V can move 3.22x 1022 electrons in 5 minutes through a wire. What is…
A: Given data: Potential difference (V) = 50.0 V Number of electrons (n) = 3.22 × 1022 Time (t) = 5…
Q: A wire is 1.1 m long and 1.2 mm2 in cross-sectional area. It carries a current of 4.8 A when a 2.4 V…
A: The length of the wire L = 1.1 m The cross-sectional area of the wire = 1.2 mm2 The carries a…
Q: What is the value of current if a 1000 C charge flows in a conductor over a period of 5 minutes?
A: Given that Charge q = 1000 C Time for flow t = 5 min
Q: Birds resting on high-voltage power lines are a common sight. The copper wire on which a bird stands…
A: Given: The diameter of the copper wire = 1.9 cm Current in the copper wire = 51 A Distance between…
Q: A light bulb is rated at 30 W when operated at 120 V. How much charge enters (and leaves) the light…
A: Given data: Power (P) = 60 W Voltage (V) = 120 V Time (t) = 1.0 min = 60 seconds Required: The…
Q: A carbon resistor is to be used as a thermometer. On a winter day when the temperature is 2 ℃, the…
A: The carbon resistor at a temperature T0=20C The resistance of the carbon resistor R0=215 Ω…
Q: A 100 W electric light bulb is connected to a 250 V supply. Determine (a) the current flowing in the…
A: Given data :- Power P = 100 W Voltage suppled to the bulb V = 250 V
Q: When a 30.0V battery is connected to a wire 50.0m in length with a resistivity of 2.25x10-7 Ωm. If a…
A: Given data: Battery voltage (V) = 30.0 V Length (L) = 50.0 m Resistivity (ρ) = 2.25 × 10-7 Ωm…
Q: A conductor having a resistance of 50 ohms has temperature coefficient of resistivity of 4.143x10^-3…
A:
Q: A galvanometer whose resistance is 50 Q has 25 divisions in it. When a current of 4 x 104A passes…
A:
Q: A wire whose length is 2m and whose diameter is 1.5mm carries a current of 1.2A. The wire dissipates…
A: The resistance of the wire is related to its length and cross sectional area of the wire by the…
Q: A 100 W electric light bulb is connected to a 250 V supply. Determine (a) the current flowing in the…
A:
Q: A copper wire is 2.50 m long and has a diameter of 2.5 mm. How much current will it draw when…
A:
Q: A metal wire carries a current of 77.8 mA. (a) Find the number of electrons that flow past a given…
A: Given Data:- Current through the wire is I=77.8 mA =77.8 mA×1 A103 mA =7.78×10-2 A Time t=10.2 min…
Q: A conductor having a resistance of 50 ohms has temperature coefficient of resistivity of 4.143x10^-3…
A: According to question we need to find --- What is its resistance when the temperature drops to 20…
Q: current of 0.080 A passing through a human body could be fatal. If you accidentally touched a 110 V…
A: Given V = 11O V I = 0.080 A
Q: A current of 10 A flows through a resistance of 15 Ω for 2 minutes. How many coulombs and how many…
A:
Q: The resistance of a resistor at 8 degrees Celsius is given as 34 ohms. Determine the resistance, in…
A: Given The initial temperature of resistor is Ti=8°C. The initial resistance of resistor is R0=34 Ω.…
Q: A copper wire is 2.50 m long and has a diameter of 2.5 mm. How much current will it draw when…
A:
Q: A copper wire carries a current of 82.2 mA. (a) Find the number of electrons that flow past a given…
A: Recall Ne=Q Where N is number of electrons. And Q=it
Q: An electric bulb is rated 100 W-220 V. Calculate the magnitude of current.
A:
Q: A toaster has a Nichrome (a=4.5×10-4 °C¯-l) heating element that has a resistance of Ro= 80 Q at a…
A:
Q: An electric lamp whose resistance, when in use, is 2 Q is connected to the terminals of a dry cell…
A: Write the variable with the given values.
Q: The resistance of a resistor at 8 degrees celsius is given as 42 ohms. Determine the resistance, in…
A:
Q: You have a simple circuit consisting of a battery and a lightbulb (you can imagine that this circuit…
A: Let V denote the potential difference provided by the battery. Let I denote the current flowing…
Q: An iron wire has a resistance of 78.7. m ohm at 20 degrees Celsius. When the wire carries a current,…
A: The temperature coefficient of resistance for iron is 0.0057 C-1 ...
Q: The resistance of a resistor at 8 degrees Celsius is given as 47 ohms. Determine the resistance, in…
A: Given Data: The initial resistance is, R = 47 Ω. The initial temperature is, T = 8 °C. The final…
Step by step
Solved in 2 steps with 2 images