If the magnetic field from the radio waves changes at a rate of 8.9 × 10-4T/s and is perpendicular to the loop, what is the magnitude of the induced emf in the loop? Express your answer to two significant figures and include appropriate units. Value Units SWIC ?

Q: Considerable scientific work is currently under way to determine whether weak oscillating magnetic…

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Q: e figure below shows a top view of bar that can slide on two frictionless rails. The resistor is R =…

A: Resistor = 6.40 ohmMagnetic field = 2.50TL =1.20m

Q: A satellite, orbiting the Earth at the equator at an altitude of 400 km, has an antenna that can be…

A: Given data: Altitude h = 400 km Length of the rod l =2.0 m Magnetic field of the earth B = 8×10-5 T.

Q: A flat coil of wire is used with an LC-tuned circuit as a receiving antenna. The coil has a radius…

A: Radius = 0.23m turns N = 480 frequency f = 1.3MHz Magnetic field maximum value Bmax = 1.7 × 10-15 T…

Q: The figure below shows a 114-turn square coil rotating about a vertical axis at at w = 1,450…

A: Solution: Given: 1 V = 1000 mV  1 m = 100 cm 1 rpm = 0.10472 rad/s N = number of turns of wire in…

Q: A coil formed by wrapping 70 turns of wire in the shape of a square is positioned in a magnetic…

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Q: A loop antenna of area 2.00 cm2 and resistance 5.30 μΩ is perpendicular to a uniform magnetic field…

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Q: A flat coil of wire is used with an LC-tuned circuit as a receiving antenna. The coil has a radius…

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Q: A TMS (transcranial magnetic stimulation) device creates very rapidly changing magnetic fields. The…

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Q: The figure below shows a circular region of radius R = into the page. If the magnitude of the…

A: From the quotient its given:B=btWhen differentiate:dtdB​=bWe know that electric field…

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: indicated that a magnetic field of magnitude 1.30 x 10-3 T, oscillating at 60 Hz, might stimulate…

A: Given:- The magnetic field of the magnitude B = 1.30 x 10-3 T  The frequency f= 60 Hz  The diameter…

Q: A jet airplane with a 75.0-m wingspan is flying at 280 m/s.  What EMF (voltage) is induced between…

A: length of wingspan, L = 75 m velocity, v = 280 m/smagnetic field, B = 3 x 10-5 T

Q: The magnetic field shown in the diagram is oriented perpendicular to the loop and is described by…

A: Change in Magnetic Flux = BA B is change in Magnetic Field and A is area

Q: The figure below shows a square loop circuit, 10 cm on each side, containing a R = 5.6 Q resistor, a…

A: Given data: Length of the square loop, a=10 cm = 0.1 m Resistance, R=5.6 Ω Emf, ε=7.3 V Capacitance,…

Q: A loop antenna of area A = 4.06 cm2 and resistance R = 3.79 μΩ is perpendicular to a uniform…

A: E=P∆t  =ε2R∆t   =∆tR∆ϕ∆t2   =A∆B2R∆t

Q: What inductance must be connected to a 19 pF capacitor in an oscillator capable of generating 480 nm…

A: Given: The capacitance of the capacitor C = 19 pF. The frequency of the oscillator f = 480 nm.

Q: A flat coil of wire is used with an LC-tuned circuit as a receiving antenna. The coil has a radius…

A: Given The coil has a radius = R = 0.21 m number of turns = 340 The transmitted radio wave has a…

Q: A coil with 20 turns of wire is wrapped around a tube with a cross-sectional area of 1.0 m2. A…

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Q: A technician wearing a circular metal band on his wrist moves his hand (from a region where the…

A: Given: The strength of the initial magnetic field is zero. The strength of the final magnetic field…

Q: What is the peak emf generated by rotating a 1000-turn, 20.0 cm diameter coil in the Earth’s 5.00 X…

A: To determine the peak emf, emf0=NABω

Q: At a particular place on the surface of the Earth, the Earth's magnetic field has magnitude of 5.45…

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Q: A patient having an MRI scan has neglected to remove a copper bracelet. The bracelet is 6.0 cm in…

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Q: An MRI technician moves his hand from a region of very low magnetic field strength into an MRI…

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Q: A coil of wire with a radius of  3.2cm is rotated at 85 rpm in a 0.075T magnetic field. What is the…

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Q: A technician wearing a circular metal band on his wrist moves his hand (from a region where the…

A: Answer :-  Given  Magnitude of magnetic field (B) = 1.6 T  Angle ( theta ) = 450 Diameter of the…

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: Currents in dc transmission lines can be 100 A or higher. Some people are concerned that the…

A: current in the line = I=130 Adistance of the ground from the line =r= 8 m

Q: Chapter 23: Question 2: An emf is induced by rotating a 1000 turn, 16 cm diameter coil in the…

A: Magnetic flux  Φ=NBA.cosθ                         Change in magnetic flux…