53 : A 25 W lamp conneted to A.C. potential of peak value 100 V. Calculate the r.m.s. value of the current.
Q: 8. There is a potential difference of V = 20 V across a resistor with R= 50 N. What is the current…
A: Given data: Voltage, V = 20V Resistor, R = 50Ω
Q: 9. Two resistors, R1 = 15 Q and R2 = 30 Q are connected parallel to a potential difference of 60 V.…
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Q: what is the current through the 10 resistor in the figure. +++ + c) 0.5A 0.724 D) 1 12V ww lon (A)…
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Q: 13.A copper wire and an iron wire with the same length and diameter carry the same current!. (a)…
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Q: 8- The voltage on the 2 Q resistor is 12V for the circuit in the figure. Find the current passing…
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Q: 10. A 15-W compact fluorescent light bulb is used in a lamp plugged into a 120-V wall socket. You…
A: It is given that the light source has a power of P=15 W, the source is plugged into a V=120 V…
Q: A wire of resistivity 2.8 x 10^-8 ohm. m and length 20-m must dissipate electrical energy at a rate…
A: Given that:- Wire's resistivity, ρ=2.8×10-8 Ω.m Length, L=20 m Current, I=15 A Electrical energy or…
Q: 10. If the current in a wire is doubled, a) the current density is • A. doubled • B. halved • C.…
A: The current density of the wire is doubled, if the current flowing through the wire is doubled.…
Q: Chapter27-question15 A 34.5-m length of copper wire at 20.0°C has a radius of 0.25 mm. If the wire…
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Q: b) If electricity costs 15 Bz per kilowatt hour, how much does it cost to operate a 220 V washing…
A: Given : Cost of electricity per kWh = 15 Bz V = 220 V I = 1.8 A t = 3 hours N = 30
Q: If Vo = 4 V in the network shown, find VS . 8 kQ + Vs 4 kN V. = 4 V Select one: O a. -4 O b. 12 O c.…
A: Let the current through the circuit be I . R1 = 8 kΩ R2 = 4 kΩ As the potential difference across 4…
Q: A high voltage transmission line of diameter 3.73 cm and length 3.76189 km carries a steady current…
A: Given that-Diameter of the transmission line, d=3.73 cm= 0.0373 mLength of the transmission line, L=…
Q: 2. An electric circuit has a battery with an EMF of 1.50 V. Its positive terminal is connected to…
A: The problem is based upon the concept of drift velocity. In physics, a drift velocity is an average…
Q: electrons
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Q: 43 A block in the shape of a rectangular solid has a cross- sectional area of 3.50 cm² across its…
A: Given Data, Cross-sectional area (A)=3.50 cm2 Front to rear length (l)=15.8 cm Resistance (R)=935 Ω…
Q: A conduction current changes over the according to the I = 15t2 – 4t + 2 connection, where I is in…
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Q: 25. When a 2.0 V battery is connected to the ends of a 2 m wire, a current of 3 A flows in the wire.…
A: Current flowing through a conductor can be determined using Ohm's law. The law states that the…
Q: 13. Consider a square wire with side length 5 mm and conduc- tion electron density 6.0 × 1028 with…
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Q: 7-An emf source with = 100 V, a resistor with resistance R = 90.0 S2, and a capacitor with…
A: For an RC series circuit Vc(t) = Vs*(1-e-tRC) ....(1)and ic(t) = VsRe-tRC…
Q: A bird sits on a high-voltage power line with its feet 5.0 cm apart. The wire is made from aluminum,…
A: Given:Distance between bird feet (L) = 5 cmDiameter of Aluminum wire (D) = 2 cmCurrent in wire (I)…
Q: A 500-W heating coil designed to operate from 100 V is made of Nichrome wire 0.500 mm in diameter.…
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Q: a bat terminal by a copper wire in a circular loop having a radius of 0.500 m. Solve f if there is…
A: 2) We know that the drift velocity is given as vd= IneA---------------------- eq1 where n is no…
Q: During open-heart surgery, a defibrillator can be used to bring a patient out of cardiac arrest.…
A: Given data: Resistance (R) = 475 Ω Current (I) = 12.5 mA Required: The voltage (V)
Q: 1. At what rate is thermal energy generated in the 30- resistor? 102 30 V 30 12 5.02 5.002
A: Required:- At what rate thermal energy is generated in resistors.
Q: 2. In the circut below AV = 36.0 V, R, = R, =10.0 2, R, = R, =15.0 Q, and R, = 20.0 2. (a) Calculate…
A: Solution: Given that ∆V = 36 VR1=R3 = 10 ohmR2 = R4 = 15 ohmR5 = 20 ohm
Q: 1.) a 6 volt battery is connected to a 0.3 m wire with a diameter of 1.Omm has a current of 5.…
A: Given: Voltage of battery V=6 V Length of wire l=0.3 m Diameter of wire d=1…
Q: 5. A 220V 600-watt electric coffee maker is used to make a total of 12 cups of coffee in 45 minutes.…
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Q: PA Pc.
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Q: Electrons in an x-ray tube are accelerated through 134 kV and directed toward a target to produce…
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Q: 3. Determine the loop currents in the network in the given Figure. 40 V 4Ω 10 V 7Ω 30 V. 2Ω 20 V 3.
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Q: 2. A copper conductor AWG #10 of length 100 m conducts a current of 10 A. Find the electric field…
A: This is a question from the Ohm's law where we have to calculate the potential difference between…
Q: While taking photographs in Death Valley on a day when the temperature is 54.0°C, Bill Hiker finds…
A: Initial temperature T1 = 54.0°CInitial current i1=1.000A Let applied voltage be V
Q: A cylindrical copper cable 1.50 km long is connected acrossa 220.0 V potential difference. What…
A: l=1.50 km V=220 V R=V2P=220290=537.77 Ω R=ρLAA=1.72×10-8×1500537.77=4.79×10-8…
Q: Number of electrons flow
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Q: 2.A current-carrying gold wire has a diameter 0.84 mm. The electric field in the wire is 0.49 V/m.…
A: Given information: Here, d is the gold wire’s diameter, E is the electric field in the wire, l is…
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