Physics Question

Q: Suppose a 46 turn coil lies in the plane of the page in a uniform magnetic field that is directed…

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Q: In a 240-turn automobile alternator, the magnetic flux in each turn is g = 2.50 x 10-4 cos wt, where…

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Q: A circular coil with a diameter of 22.0 cmand 155 turns rotates about a vertical axis with an…

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Q: A conducting rod is pulled horizontally with constant force along a set of rails separated by L = 19…

A: Consider the given data as below. Separation, L=19 cm=0.19 m Uniform magnetic field, B=1.6 T…

Q: In a 220-turn automobile alternator, the magnetic flux in each turn is B = 2.50 × 10-4 cos wt, where…

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Q: A rectangular coil of length 0.5 m and breadth 0.2 m has a resistance of 10 N. The coil is placed in…

A: To find-(1) Induced e.m.f.(2) Induced current Given-l=0.5 mb=0.2 mR=10 ohmB1=0.05 Wb/m2B2=0 t=10-4…

Q: B In a 200-turn automobile alternator, the magnetic flux in each turn is = 2.50 x 104 cos wt, where…

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Q: 15-turn coil R

A: Given,For solenoidr = 1.9 cm = 0.019 mn = 1000 turns/mI = 5 sin (120 t)For coil,N = 15R = 10 cm =…

Q: In a 290-turn automobile alternator, the magnetic flux in each turn is g = 2.50 x 104 cos wt, where…

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Q: A coil of mean area 600 cm^2 and having 1000 turns is held perpendicular to a uniform field of 0.76…

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Q: circular coil with a diameter of 13 cm is made up of thin wire wound into 450 turns. It is placed in…

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Q: A conducting rod is pulled horizontally with constant force along a set of rails separated by L = 11…

A: The length of the rod is 11 cm = 0.11 m. The strength of the magentic field is 0.3 T out of the…

Q: The flux through each turn of a 100-turn coil is (ť – 2t) mWb, where t is in seconds. The induced…

A: Given, number of turns, N=100 flux, φ=t3-2t mWb induced emf, ε time, t = 2 s So, the induced emf can…

Q: In a 230-turn automobile alternator, the magnetic flux in each turn is 0-2.50 x 10 cos ut, where is…

A: part(a) Determine the induced emf in the alternator as a function of time.  part(b) Determine the…

Q: In a 260-turn automobile alternator, the magnetic flux in each turn is g = 2.50 x 10* cos wt, where…

A: Given value--- No of turn = 260 . magnetic flux = 2.5 × 10-4 cos (Omega t ) angular speed of engine…

Q: A coil of 15 turns and a radius of (R=10.0) cm surrounds a long solenoid of radius 2.00 cm and 1194…

A: The coil =15turns  The radius R=10cm  long solenoid radius =2cm

Q: In a 270-turn automobile alternator, the magnetic flux in each turn is 2.50 x 10 cos wt, where is in…

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Q: A solid conducting fly-wheel 1.6 m in diameter, is revolving on a horizontal axle which lies in the…

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Q: A circular coil is made up of wire bent into 22 turns, with a radius of 1.00 m. It is placed with…

A: The induced emf is measured by the rate of change of magnetic flux through the coil. So, |e|=ϕi-ϕft.…

Q: The magnetic flux through each turn of a 210-turn coil is given by B = 9.25 x 10-³ sin(at), where is…

A: Given: The number of turns is 210. The magnetic flux is. ϕB=9.25×10-3sinωt…

Q: The magnetic flux through each turn of a 190-turn coil is given by -8.00 x 10-3 sin(at), where is…

A: Number of turns, N = 190Flux, ΦB = 8×10-3sin(ωt) Angular speed, ω = 8.70×10² rev/min

Q: A circular coil of radius 8.0 cm and 20 turns is rotated about its vertical diameter with an angular…

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Q: A 31-turn circular coil of radius 3.60 cm and resistance 1.00 O is placed in a magnetic field…

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Q: In a 240-turn automobile alternator, the magnetic flux in each turn is OR = 2.50 x 10** cos ot,…

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Q: A 160 turn coil of radius r = 3.0 cm and resistance 0.20 2 is placed with its axis parallel to an…

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Q: solid conducting fly-wheel 1.0 m in diameter, is revolving on a horizontal axle which lies in the…

A: Given diameter 1.0m   B = 2.0 x 10-5   E. M.T =5.5×10^-3  calculate the number of revolution being…

Q: If the current in a 490 mH coil changes steadily from 29.0 A to 9.0 A in 450 ms , what is the…

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Q: The ring  is rotated about a diameter with a constant angular velocity ω. At time t = 0 the plane of…

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Q: A square loop of wire 75.0 mm on a side lies with its plane perpendicular to a uniform magnetic…

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Q: A single loop of nickel wire, lying flat in a plane, has an area of 9.00 cm and a resistance of 1.50…

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Q: The induced e.m.f. in a coil is 2.10 × 10-2 V when the current in it is changing at a rate of 7.00 x…

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Q: A coil consists of 25 loops of wire and has a diameter of 10 cm. Its resistance is 0.1Ω. At t=0 it…

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Q: Two coils are wound around the same cylindrical form,like the coils . When the current in the first…

A: Given: Rate of change in coil 1 is di1dt=0.242As. Emf induced in the second coil is ε2=1.65×10-3V.…

Q: In a 290-turn automobile alternator, the magnetic flux in each turn is PR = 2.50 x 10-4 cos wt,…

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Q: na 240-turn automobile alternator, the magnetic flux in each turn is g = 2.50 x 10 cos out, where is…

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Q: Find the magnitude and direction of the induced emf around the rectangular loop of sides a and b as…

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Q: A coil (N=300 turns; A=0.1 m2) is placed in a magnetic field B=0.5 T such that Ө changes from 90…

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Q: A square coil of side 4 cm and 200 windings initially lies perpendicular to a magnetic field of 4.0T…

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Q: Determine the induced emf in the alternator as a function of time. (Assume is in V.) = (b)…

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Q: An alternator turns 1800 revolutions per minute. There are 300 turns and the magnetic flux in each…

A: Given: The number of turns is 300. The rotation speed is 1800 rev/min. The magnetic flux is…

Q: A conducting copper coil flat in the xy-plane has 50 turns and a cross-sectional area of 0.070 m² so…

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Q: What is the average induced current in the loop if the radius of the loop is steadily increased from…

A: Given, Magnitude of the magentic field in the region, B = 0.83 Tradius of the current loop increase…

Q: In a 300-turn automobile alternator, the magnetic flux in each turn is og = 2.50 x 10* cos wt, where…

A: The given data are listed below with appropriate variables.  Here, N denotes the turn, ΦB denotes…

Q: What is the induced current (in mA) in the loop of wire over this time?

A: From the faraday's law we know ,                          If magnetic field B and area A then ,…