Given a current i(t) (as shown) passing through a terminal. Find the value of Bif the total charge entering a terminal between t 1 sec and t= 3 sec was 30 mC.
Q: Given that the expression for the current density is =- 2cos 0 a +sin 0 a Alm2, determine the…
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Q: the current, in amperes,
A: Given: Charge, qt=3.5e-2tcos(2.09t) Time, t=3.65ms=0.00365s
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A: Answer Given data Terminal voltage of D-cell = v = 1.10 v emf of D- cell = ϵ = 1.70 v Internal…
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A: Given: Combined current (i)=18A first copper wire has diameter 0.260 cm second copper…
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Q: A silver wire of radius re 0.5 mm and resistance 0.06 a ix connected to a voltage source of I.7 mV…
A: Given data: Radius, r=0.5 mm=0.5×10-3m Resistance, R=0.06 Ω Voltage, V=1.7 mV=1.7×10-3V Charge…
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Q: An iron wire with cross-section 3,7 x 10 m² carries current 168 A. Find the drift velocity Va. in…
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Q: A 1.5 V D-size battery stores 54 kJ of energy. What steady current could this battery provide for 20…
A: Given data: emf of D-size battery is V=1.5 V Energy stored in the battery is E=54 kJ=54×103J Time…
Q: The total charge entering a terminal is given by q = 2e³ª cos (6Tt), in µC. Determine the current at…
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Q: In a wire carrying a current of 1.0 pA, how long do you have to wait, on the average, forthe next…
A: In a wire carrying a current of 1.0 pA, how long do you have to wait, on the average, forthe next…
Q: Compute the current, in amperes, at t = 3.56 ms passing through a point given that the charge in the…
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Q: Calculate the total current IT: a e IT 3Ω 12 1Ω 13 20 V 12 V 8 V 5 V 0.3 N 0.2 N 0.1 b d f h
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Q: Ca Jeute the CUrrent flowing through a wire of siesintance 5 se connected to a battery of Potential…
A: Given data : Resistance = R Potential difference = V To find = Current
Q: Given the current through a point to be i(t) = 7.69 cos( 1.47 t), in amperes, determine the total…
A: Given data The current through a point is it=7.69cos1.47t The time intervals are 3.95 s<t<5.13…
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Q: Calculate the drift velocity (in m/s) of electrons in a 17 gauge silver wire (which has a diameter…
A: diameter (d) = 1.149 mm Current (i) = 23 A Number of electrons per atom = 1 density of silver (D) =…
Q: How many electrons flow through a point in a wire in 3.00 s if there is a constant current of I =…
A: The expression for the current flowing through the wire, Rearrange,
Q: In the circuit given below, R= 10 Q. Find the current io 42 R 82 60 V 3i, The value of current lo in…
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Q: A current of for 31s. whot a mount of chasige Persses throogh The conductoo ? 1.8 A flows through a…
A: Given data : Current = I Time = t To find : Charge
Q: Suppose we are told that 1000 sodium ions (each carrying charge +e) flow across a cell membrane in…
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Q: Find the current (in A) when a charge of 1200C flows in 6 seconds. A) 7200 B) 200 C) 100 D) 3600
A: Current is rate of flow of charge. I=Qt Here, I is current, Q is amount of charge and t is time.
Q: Find the current flowing through a copper wire of length 20cm, area of cross section 1mm2, when…
A: Given: The length of the wire is 20 cm. The area of the wire is 1 mm2. The potential difference is 4…
Q: Suppose the current in a conductor decreases exponentially with time according to the equation…
A: Write the expression for the current.
Q: A 14-gauge copper wire has a diameter of 1.628 mm.What magnitude current flows when the drift…
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Q: Starting from Ohm’s law, show that E = Jρ, where E is themagnitude of the electric field (assumed…
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Q: 64 C flow along a wire in 4.0 s, what is the average current in the wire?
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Q: small but measurable current of 4.4 x 1010 A exists in a copp nit volume is 8.49 × 1028 m3. Assuming…
A: Given:- The current I = 4.4 x 10-10 A The diameter is d = 3.3 mm The number of charge carriers per…
Q: Find the current flowing through a copper wire of length 20cm, area of cross section M?, when…
A: Given Data: The length of the copper wire is: l=20 cm=0.2 m The cross-sectional area of the wire is:…
Q: A cylindrical conducting wire which is 342.57cm long, 85.39mm thick and resistivity of 3.13Ω.m,…
A: Given: Wire length, L=342.57 cm=3.4257 m≈3.4 m Wire's thickness, d=85.39 mm=0.08539m Resistivity,…
Q: An electrician experienced a mild shock when he accidentally touched a wire carrying 5.0 mA for…
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Q: If the current flowing through an element is given by: 0 15s Find expression for the charge stored…
A: Given data The initial time taken is to = 0 s The final time taken is tf = 20 s
Q: A 70 Coulomb charge is flowing to a copper wire whose length is 2500 m and has a cross sectional…
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Q: An electric eel develops a potential difference of 450 V, driving a current of 0.80 A for a 1.0 ms…
A: Given values: Potential difference, V=450 V Driving current, I=0.80 A Duration of pulse, t=1.0 ms
Q: Calculate the resistance of 100-m wire having a cross-sectional area of 0.1mm^2 and made of manganin…
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Q: 12.0 N 4.00 2 5.00 0 6.00 2 8.00 0
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Q: If the charging current when measured was 0.35 Ampere at t = 2.5r, where t is the time constant,…
A: We know thatI=I0e-(t?)HereI=Current at time tI0=Intial current?=time constantt=time
Q: A 2 ampere current flows in a conduc which has 1x1024 free electron per me
A: GivenCurrent flow in conductor, I=2 ANunber of electron, n=1×1024 electrons/meter
Q: The charge that has passed through a wire at given point is Q(t)=t3-t2+5t+4. The current at t=2sec…
A: Answer Given Q(t) = t3 - t2+ 5t +4 We have to find current I at t = 2sec
Q: Calculate the current density if the drift velocity equals 8 x 104 m/s, conductivity of 72 megas per…
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Q: A cylindrical resistor is to be constructed so that it offers the same resistance whether the…
A: The length of the resistance in millimeter is 81.5 mm , in centimeters it is 8.15 cm
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Q: A small current of 1.5x 10 10 A exists in a copper wire whose radius is 1.0 mm. The number of charge…
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Q: An iron wire with cross-section 3.9 x 10-0 m2 carries current 180 A. Find the drift velocity Va, in…
A: Given: Area of cross section: A=3.9×10-6 [m2] Current: I=180 [A] Number of electrons per Iron atom:…
Q: An aluminium wire of diameter 0.24 c nected in series to a copper wire of diame cm. The wires carry…
A: Current density is the amount of charge per unit time that flows through a unit area of a chosen…
Q: 7.00 Ω 9.00 Ω Μ 10.0 Ω a b If the voltage applied is 34.0V, calculate the the current in the 7.00…
A: Given data :- Applied voltage Vab = 34 V
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- Consider an electron moving at a speed of 5.48 105 m/s in a circular path, of radius 2.12 10-10 m, around a proton. What is the effective current, in mA, associated with this orbiting electron?A 500-W heating coil designed to operate from 110 V ismade of Nichrome wire 0.500 mm in diameter.(a) Assuming the resistivity of the Nichrome remains constantat its 20.0°C value, find the length of wire used.(b) What If? Now consider the variation of resistivity withtemperature. What power is delivered to the coil of part(a) when it is warmed to 1 200°C?In a cylindrical conductor of radius 2 cm, the current density increases linearlywith the distance from the axis from zero at the center to 5 C/m2atr= 2 cm. Find the total current I
- A wire 50.0 m long and 2.00 mm in diameter is connectedto a source with a potential difference of 9.11 V, and the currentis found to be 36.0 A. Assume a temperature of 20°C and,using Table 17.1, identify the metal out of which the wire ismade.The amount of charge that passes through a system is given by Q(t), measured in coulombs. Current isthe rate at which the charge flows through the system, and it’s given by I(t), measured inamperes (also known as coulombs per second). If the current is modeled by I(t) = 9t^2+2t+3for t ≥ 0, how much charge passes through the surface after 8 seconds?discuss how current flows in n type and p type semi-conductors
- A 15.5 V battery is connected to a 102 Ωresistor.Neglecting the internal resistance of thebattery, calculate the power dissipated in theresistor.Answer in units of W.KINDLY ANSWR IMMEDIATELY, THANKYOU FOR HELPING OUT The internal resistance of 6.4 V storage battery is 4.8 milliohm. What is the theoretical maximum current on short circuit?( In practice the leads and connections have some resistance and this theoretical value would not be attained.) CHOICES: A. 3.1 kA B. 1.3 kA C. 3.1 A D. 1.3 AThe quantity of charge through a conductor is modeled as: q(t)=at4+bt+c If a = 5.02C/s4, and b = -4.36C/s, and c = 1.75μC, then what is the current, in amperes, at t=1.45s?
- A heating element in a stove is designed to dissipate3.00 x 103 W when connected to 240. V. (a) Assuming theresistance is constant, calculate the current in the heatingelement if it is connected to 120. V. (b) Calculate the power itdissipates at that voltage.Starting from Ohm’s law, show that E = Jρ, where E is themagnitude of the electric field (assumed constant) and J = I/Ais called the current density. The result is in fact true in general.The current flowing in a given circuit can be described by the function: I(t) = Imax(1 - e-t/τ), where Imax = 25 A and T = 2.4 s. At what time in seconds is the current equal to 75% of the maximum current? How much charge in coulombs, passes through a point in the circuit as the current increases from 0 to 75% of the maximum current?