Suppose a generator has a peak voltage of 302 V, and its coil with 500 turns and a diameter of 5.48 cm rotates in a 0.201 T field. At what frequency, in rpm, is the generator operating?

Q: A power transmission line feeds input power at 2300 V to a stepdown transformer with its primary…

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Q: A generator produces 18.0 V when turning at 910 rev/min. What emf does it produce when turning at…

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Q: 10. A circular wire coil with 10 turns and radius 1.67 cm is placed in a uniform magnetic field of…

A: The number of turns in the wire coil: N = 10. The radius of the wire coil: r = 1.67 cm (0.0167 m).…

Q: A step-down transformer (turns ratio =1:8) is used with an electric train to reduce the voltage from…

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Q: A generator supplies (2.460x10^2) V to the primary coil of a transformer. The primary has 50 turns…

A: Given data :  Voltage in primary coil Vp = 2.460 × 102 V  Number of turns in primary coil Np = 50…

Q: A coil with loops of area 0.0120 m^2 rotates at 60.0 Hz through a B field of 0. 125 T. How many…

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Q: The primary coil of a transformer has N1 = 250 turns, and its secondary coil has N2 = 1500 turns. If…

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Q: A generator supplies 100 V to a transformer’s primary coil, which has 50 turns. If the secondary…

A: We know,

Q: The maximum induced emf in a generator rotating at 210 rpm is 45 V. How fast must the rotor of the…

A: Given that: E1=45 vω1=210 rpmE2=56 vω2=?

Q: Suppose a large power plant generates electricity at 12.0 kV. Its old transformer once converted…

A: The equation for the current in terms of power and voltage is,

Q: A student uses a coil of radius 12 cm with 95 windings. She then uses a permanent magnet of strength…

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Q: A generator rotates its 200 turn, d = 0.19 m diameter coil at f = 3400 rpm in a B = 0.75 T field.…

A: The objective of the question is to calculate the peak voltage of a generator given the number of…

Q: Problem 8: Suppose a large power plant generates electricity at 12.0 kV. Its old transformer once…

A: Part (a)Find the relation between current, power and voltage.

Q: Problem 3:  Consider a generator that rotates its 200 turn, 0.17 m diameter coil at 3450 rpm in a…

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Q: A transformer has 670 primary and 230 secondary turns. An alternating potential of 70 V is applied…

A: Given data:Vp=70 V The number of primary turns is Np=300 The number of secondary turns is Ns=230…

Q: Calculate the peak voltage of a generator that rotates its 220-turn, 0.100 m diameter coil at 3400…

A: GivenNumber of turns (N) = 220Diameter of the coil =0.100 mMagnetic field (B) = 0.860 Tcoil is…

Q: 4. A coil with 20 turns of wire is wrapped on a frame with a square cross section 2.50 cm on a side.…

A: The induced emf is equal to the ratio of change in flux with respect to time. ε=Nϕf-ϕit…

Q: A 780 loop circular armature coil with a diameter of 8.4 cm rotates at 145 rev/s in a uniform…

A: The number of loops in the coil is given as The diameter of the coil is, The angular speed fo the…

Q: Problem 16: Consider a generator that rotates its 200 turn, 0.11 m diameter coil at 3650 rpm in a…

A: The peak voltage () of the generatorwhere:N = number of turns in the coil (200 turns)A = area of the…

Q: At what angular velocity in rotation/min will the peak voltage of a generator be 540 V, if its…

A: ε0 = 540 V N = 420 turns  d = 6.3 cm = 0.063 m B = 0.290 T To find = Angular velocity in rpm

Q: A coil with a self-inductance of 2.0 H carries a current that I(1) = (2.0 A)sin 120xt. Find an…

A: Given, self inductance of coil L=2HCurrent I(t)=2sin120πt

Q: A transformer has Np = 500 turns on the primary coil and Ns = 60 turns on the primary coil…

A: The number of turns in secondary winding should always be less than the number of turns in the…

Q: 220 V is supplied across 1200 windings of the autotransformer. If 1650 primary coil of the windings…

A: We have following given values-Voltage, V= 220 VoltPrimary Windings, N1= 1200Secondary Windings, N2=…

Q: A transformer is plugged into the wall in North America (Vms= 120 & f = 60Hz). There are 4,000 turns…

A: Given: RMS voltage of transformer in primary coil: V1 = 120 V  Frequency : f =60 Hz Number of turns…

Q: A generator produces 60 A of current at 120 V. The voltage is usually stepped up to 4500 V by an…

A: Given data: Voltage in primary coil (V1) = 120 V Voltage in secondary coil (V2) = 4500 V The number…

Q: A circular wire coil with 26 turns and radius 3.81 cm is placed in a uniform magnetic field of…

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Q: n the circuit shown in the figure the coil has an inductance L = 0.33 H and a resistance of 21 Ω .…

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Q: As the coil of wire in the generator spins, an output potential difference is induced. Explain how…

A: Given that As the coil of wire in the generator spins, an output potential difference is induced. To…

Q: A step down transformer produces produces a voltage of 6 volts across the sec- ondary coil when the…

A: voltage in primary, Vp = 120 V  voltage in secondary, Vs = 6 V

Q: calculate the peak voltage (in v) of a generator that rotates its 225 turn, 0.100 m diameter coil at…

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Q: Calculate the peak voltage (in V) of a generator that rotates its 180 turn, 0.100 m diameter coil at…

A: Number of turns is Diameter of coil is Magnetic field is Angular velocity is Note:Find:Peak voltage…

Q: A step down transformer on a 212 volt line has 589 loops on the primary and 172 loops on the…

A: Given  Primary line  No of loops ,n1 = 589 loops  Voltage,V1 = 212 Volts    Secondary line  No of…

Q: A multipurpose transformer has a secondary coil with several points at which a voltage can be…

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Q: A generator produces a maximum EMF of 800 V when rotating in a magnetic field of 0.110 T. The coil…

A: This question is based on electromagnetic induction. When flux changes with time it induces emf.

Q: When I visit family in India, I usually need an adapter to use my US bought electrical devices (hair…

A: Given, Vinput=220 VVoutput=110Vnprimary=100

Q: The coil of an electric generator produces a maximum EMF of 55.00V when it is rotated at 330.0 RPM.…

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Q: Calculate the peak voltage (in V) of a generator that rotates its 220 turn, 0.100 m diameter coil at…

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Q: What is the voltage induced in a generator with 938 turns, an area of 140 mm2 turning at a rate of…

A: Write a value of this question. N=938A=140×10-6m2N=37rpmB=0.0519 T

Q: A 65 turn, 10.0 cm diameter coil rotates at an angular velocity of 8.00 rad/s in a 1.40 T field,…

A: Answer:-  Given  Magnetic field (B) = 1.40 T  Diameter (d) = 10 cm  Radius (r) = 10/2 = 5 cm = 0.05…

Q: A bicycle generator rotates at 127 rad/s, producing a 15.5 V peak emf. It has a 1.00 by 3.00 cm…

A: Angular speed Generated emf Dimension of the rectangular coil Magnetic field