Q: An electron has a charge of 1.6 EXP-19 C. A flow of 1000 electrons/second constitutes a current of
A: Given: magnitude of Charge of one electron is qe = 1.6×10-19 C Flow of electrons is n = 1000/second.
Q: The maximum allowed power dissipation for a 27.5 2 resistor is stated to be 10.0 W. Calculate the…
A: Given: The power is P=10 W. The resistance is R=27.5 Ω. The expression for current is: P=I2RI=PR
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A: i1= 4 A V1= 80 V i2= ? V2=120 V
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Q: 30 052 12 V - 2002 1502 t wants to build a series of circuits to heat a ski lodge. Of the following…
A: Given values:- R1=300-ohm -----(1) R2=200-ohm -----(2) R3=150-ohm -----(3) The potential…
Q: A 1 gm of Cu has been deposited on a metal plate when a current of 10 A was used in a copper…
A: mass of copper deposited (m) = 1 gm = 0.001 kgCurrent (I) = 10 A Specific charge of copper = 3×106…
Q: Over the course of an 8 hour day, 3.8x10^ 4C of charge passes through a typical computer (presuming…
A: Introduction: Electric current:An electric current is the rate of flow of electric charge in an…
Q: If an electron in a material is subject to a force from an applied voltage (electric field) what…
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Q: 1. • is an electrical instrument used to measure potential difference or voltage. To get the…
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Q: A current of 1.97 A flows through an annealed copper wire 2.25 m long and 1.47 mm in diameter. Find…
A: Current, I = 1.97 A Length, L = 2.25 m Diameter, d = 1.47 mm = 0.00147 m Conductivity, σ = 5.81×107…
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Q: A potential difference of 10V is needed to make a current of 0.02A flow through a wire. What…
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Q: of 200 mA flows for 2 minutes. How much charge has pa
A: Given values:- Current,(I)=200 mA=0.2 Amp. ----(1) Time,(t)=2 min=120 sec ----(2) Let us consider…
Q: charge of 12 C passes through an electroplating apparatus in 2.0 min. What is the average current?
A: Charge q = 12 C , Time t = 2 min
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A: Given Data The diameter of the wire is d = 0.205 cm The current carried by the wire is I = 20 A…
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A: Electric current: The flow of charge contributes current in a circuit. Mathematically, I=qt
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Q: Over the course of an 8 hour day, 3.8x104 C of charge pass through a typical computer (presuming it…
A: Given: Charge, q = 3.8 x 104 C time, t = 8 hours = 8 x 60 x 60 = 28800 second
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Q: A load uses a current of 5.0 A when it is attached to a 20 V source. What is the resistance of the…
A: Given, current I = 5.0 A Voltage V = 20 V Resistance R = ? We…
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A: Given: resistivity ρ = 1.59*10-8 Ωm length l = 44cm = 0.44m width w = 13 cm =0.13 m height h = 21cm…
Q: 3. A conducting fluid is contained in the space between two concentric spherical electrodes. (A…
A: Current density is the current per unit area. Current remains same for both electrodes. Area of…
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A: Current is defined as the flow of charges in a direction per unit time. It is a quantity which has…
Q: An electric dryer consumes 6.0 x 10° joules of energy when operating at 220 volts for 30 minutes.…
A: Given data: Energy (E) = 6.0×106 J Voltage (V) = 220 V Time (t) = 30 minutes Required: Current (I)
Q: Over the course of an 8-hour day, 3.8x104 C of charge pass through a typical computer (presuming it…
A: Given: The time is 8 hours. The charge is 3.8×104 C. To determine: The current that…
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A: It is given that,
Q: How much current does a 200 W, 25.0 Ω load draw
A: The electrical power is given by P = I2 R where, I is the current and R is the resistance.
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Q: A heater is rated to dissipate 2880 W when connected to a 120 V source. The current drawn by the…
A: Given P = 2880 W V = 120 Volts We have P = V*I
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Q: electric iron draws a current of 1.7 A from the 110V supply line. What current will this electric…
A: According to Ohm's law V = IR So R = V/I
Q: An electric utility company supplies a customer's house from the main power lines (120 V) with two…
A: Given data: Voltage supply through power lines is, V'=120 V. Length of copper wires are, L=50.0 m.…
Q: What current flows through a bulb if 360c of charge flows through a bulb in 20 minutes?
A: The expression for the current i flowing through the bulb is given as, Here Q denotes the electric…
Q: Write True if the statement is correct and if its incorrect write the correct word/s that would make…
A: a.The conventional current's direction is from the positive to the negative. It is the only…
Q: Electric heater is used to heat 0.63 liters/minute of 3. water (c, = 4.18 kJ/kg.K, density =1000…
A: 0.63lit=0.00063m3Mass of 0.00063m3=0.00063m3×1000kg/m3=0.63kg Heat reqired to raise the temperature…
Q: A typical lightning bolt may last for 0.197s and transfer 1.19 ✕ 1020 electrons. Calculate the…
A: The charge of the electron is(e) 1.6*10-19 C Given that lightning bolt may last for(t) 0.197s and…
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Q: A current of 1.6 mA flows through a conductor. If charge of an electron is -1.6 x 10-1⁹ coulomb,…
A: Given: The current in the conductor is 1.6 mA. The time interval is 1 s. The magnitude of charge…
Q: 5. A constant current source supplies a electric current of 200 mA to a load of 2k. When the load…
A: We will use ohm's law .
Q: The current supplied by a battery in a portable device is typically0.15 A. Find the number of…
A:
Q: Over the course of an 8-hour day, 3.8x104 C of charge pass through a typical computer (presuming it…
A: q=Charge=3.8×104 Ct=Time=8 hours
Q: true or false. the direction of the conventional current flow is that of positive. in a wire, it is…
A:
Q: A capacitor is charged to a voltage of 400 V and has a resistance of 20 Ω. Calculate the initial…
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Q: Assuming 95.0% efficiency for the conversion of electrical power by the motor, what current must the…
A: The efficiency of the motor,(η)=0.95 ----(1) [Given] The voltage of the battery,(V)=12 V -----(2)…
Q: 1. Voltmeter + is an electrical instrument used to measure potential difference or voltage. To get…
A:
Q: A current of 0.5 A flows for 20 s through a small electric motor. How much charge has passed?
A: Given that, Current flowing in a motor, I = 0.5 A Time, t = 20 s We know that electric current is…
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- A constant current source supplies a electric current of 200 mA to a load of 2kΩ. When the load changed to 100Ω, the load current will bewhat is the current in milliamperes produced by the solar cells of a pocket calculator through which 4.00c of charge passes in 4.00 h?What is the current in milliamperes produced by the solar cells of a pocket calculator through which 4.00 C of charge passes in 4.00 h?
- A lightning stroke last 0.05 s and involves a flow of 100 c. What is the current?A wire 50 m long and 1 mm in radius is connected to a battery 9.11 V with a current of 36 A. Taking the temperature at 20°C and using the table of resistivities for some materials above, determine the material of the wire. (Copper)If 64 C flow along a wire in 4.0 s, what is the average current in the wire?
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- A wire 50m long and 2mm in diameter is connected to a source with a potential difference of 9.11 V l, and the current is found to be 36 A. Assume a temperature of 20°C and identify the metal out of which the wire is made?When current flows through a 240 resistor dissipates energy is 60 watt. How much charge is passing through that resistor in one hour?A charge of 12 C passes through an electroplating apparatus in 2.0 min. What is the average current?