A metal rod TC meter long rotates about one of its ends in a plane perpendicular to a uniform magnetic induction 5 x 10 Wb/m². Calculate the number of revolutions the rod makes per minute if the induced e.m.f. across its ends is 15 millivolts.

Q: Chapter 23: Question 7: Suppose a conducting rod is 58.5 cm long and slides on a pair of rails at…

A: Part a) : εind​=9VWe have , induced emf in conducting rod                      εind​=BLvWhere B -…

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Q: A metal rod of length 1 m is rotated about one of its ends in a plane at right angles to a uniform…

A: To find-Induced emf (e)=?Given-l=1 mB=2.5×10-3 Wb/m2n=1800 rpm=180060=30 rps

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Q: A train travels at 7.7 m/s due east. Calculate the induced emf between the ends of a horizontal axle…

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

A: Approach to solving the question:Please see attached photos for detailed solutions. Thank you.…

Q: wire loop with a resistance of 2.5 ohms and a radius of 0.255m is places in a magnetic field that…

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Q: circular loop of radius 5.1 cm is formed, placed with its plane perpendicular to a uniform magnetic…

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Q: A metal rod 1 m long rotates about one end in the plane perpendicular to a uniform magnetic field of…

A: Given : Length of the rod, l = 1 m Magnetic field induction, B = 0.38×10-4 Wb/m2 (or T) Because 1 T…

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Q: A coil having an area 2m² is placed in a magnetic field which changes from 1Wb/m² to 4Wb/m² in an…

A: Given: Area, A= 2 m2change in time, ∆t= 2 sec

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A: length (l) = 0.02 m emf induced (E) = 18 mV = 0.018 Vrate of decrease of magnetic field = dAdt = 0.1…

Q: The conductor of length 10 cm moves with a uniform velocity of 5 m/s at right angles to a magnetic…

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Q: A straight line conductor of length 0.4 m is moved with a speed of 7 m/s perpendicular to a magnetic…

A: To Find: Incuced e.m.f. (e) Given that, Length (l) = 0.4 m Speed (V0 = 7 m/s Magnetic Field (B) =…

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Q: A coil formed by wrapping 80 turns of wire in the shape of asquare is positioned in a magnetic field…

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Q: A metal rod 1 m long rotates about one end in the plane perpendicular to a uniform magnetic field of…

A: We need to find- Induced emf (e)=? The data given as- l=1 m B=0.38 x 10-4 Wb/m2 n=720 rpm=72060=12…

Q: The conductor of length 10 cm moves with a uniform velocity of 5 m/s at right angles to a magnetic…

A: To find-Magnetic induction (B)=?Given-Length of conductor (l)=10 cml=10-1 mVelocity (V)=5 m/sInduced…

Q: Ex 24: The square wire loop with sides 0.5 m is placed with its plane perpendicular to the magnetic…

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