The magnetic flux linked with a coil (in Wb) is given by the equation : = 5t² + 3t + 16. The induced emf in the coil in the fourth second will be:
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A: mutual inductance(M)=879.1 mH=879.1×10-3H current i(t)=0.5e-1,625.3t to find: induced emf at…
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Q: The varying magnetic flux of ϕ = 10et + 50 Wb is placed perpendicular to the plane of 50 turns coil.…
A: Write the given values with the suitable variables. ϕ=10et+50 WbN=50t=0.001 s Here, ϕ, N, and t are…
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A: Given, Number of turns of rectngular coil, N = 100dimension, 12.0 cm ×25.0 cmtime, t = 0.080 sit…
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Q: A coil of wire contains three loops. If the magnetic flux through the coil changes from - 45 Wb to…
A: Given that Number of loops in coil = 3 Change in magnetic flux (ΔΦ)=52Wb-(-45)Wb ΔΦ= 97 Wb Δt =36…
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Q: An aeroplane is flying due North at a speed of 227 m/s. The distance between the tips of the two…
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Q: The maximum value of the emf in the primary coil (Np = 1500) of a transformer is 125 V. (a) What is…
A: Np = 1500 Ns = 600 Vp = 125 V
Q: The emf generated in the inner N-turn coil is = -Ndg/dt. Note that because t in the exponential…
A: Second last step of the question is to be solved.
Q: The magnetic flux through the loop increases according to the relation B 6.0t² + 7.0t as show in the…
A: The magnetic flux as a function of time is given by,
Q: A ten-loop coil having a radius of 5.87 cm and a resistance of 48.9 Ω is in a 0.083 T uniform…
A: The expression for the induced emf is given by - ε=N∆ϕB∆t .....(1) Where,…
Q: A B
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Q: A current i(t) = (2A/s)t flows through a conducting coil which results in an emf of 5 = -6V.What is…
A: solution as
Q: An emf is induced by rotating a 1000 turn, 18 cm diameter coil in the Earth’s 5.00 × 10-5 T magnetic…
A: Given value--- number of turns = 1000 . diameter = 18 cm. earth' s magnetic field = 5 × 10-5 T.…
Q: The figure below shows a flexible loop of metal wire with a radius of 15.0 cm. It lies in a magnetic…
A: Given Data : The radius of the ring is given as r=15cm×1m100cm=0.15m The magnetic field is given as…
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A: Given: The magnetic field is 3.0 T. The time taken is 0.2 s.
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Q: A coil with multiple loops is in a magnetic field such that the magnetic flux through the coil…
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Q: The primary coil of a transformer has 329 turns; the secondary coil has 1000 turns. An alternating…
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Q: A coil of wire contains three loops. If the magnetic flux through the coil changes from - 45 Wb to…
A: Given that-Number of loops=3Initial flux, ϕ1= 45 WbFinal flux, ϕ2= +52 WbTime, dt= 0.36 sec
Q: The flexible loop in the figure below has a radius of 11.0 cm and is in a magnetic field of…
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Q: Consider a rectangular loop of wire 6.9 cm by 9.0 cm in a uniform magnetic field of magnitude 1.1 T.…
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Q: A conducting coil, with current i(t) = 5.40e -0.0250 sin(120mt), withi in amperes and t in seconds,…
A: The emf induced in a coil 2 due to a current carrying coil 1 is given by the formula, ε=-Mdidt…
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Q: 4.30 32 3. In the circuit the emf ɛ = 21.3 volts and the inductance L= 150 mH. What will be the…
A: emf (E) = 21.3 volts L = 150 mH = 0.15 H t = 15.5 ms = 0.0155 s
Q: The induced emf of a dc machine running at 750 rpm is 220 V. The percentage increase in field flux…
A: Given that,Initially, Induced emf, E1=220 VoltSpeed of motor, N1=750 rpm.When, Emf, E2=250 VoltSpeed…
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: The current flowing through a circuit is changing at a rate of 6.00 A/s. If the circuit contains a…
A: We know that,The rate of change of current,didt=6.00 A/sInductance, L=190.0HWe know that,Inductance…
Q: A 520-turn coil with an area of 0.305 square meters is spun in the Earth's 5.00 x 10-5 tesla…
A: The objective of the question is to find the frequency at which the coil must be spun to produce a…
Q: The inductance of a closely packed coil of 400 turns is 6.5 mH. Calculate the magnetic flux (per…
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Q: A coil of wire has an area of 0.02m2 and consists of 50 turns. At t = 0 the coil is orientated so…
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Q: A solenoid of lenght 40 cm has 360 turns of radius 2.8 cm. A tightly wound coil with 8 turns of…
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Q: = The magnetic flux through the loop increases according to the relation B 6.0t² + 7.0t as show in…
A: Given : Magnetic flux = 6 t2 + 7t Find : magnitude of induced emf at t= 2 s
Q: Two coils have a mutual inductance of 2.34 x 10 H. The current in the first coil increases at a…
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