A metal rod 1 m long rotates about one end in the plane perpendicular to a uniform magnetic field of induction 0.38 x 10 Wb/m². If it performs 720 revolutions per minute calculate e.m.f. induced between its ends.

Q: . A rod of length 1 is rotated with angular speed o about its one end perpendicular to a magnetic…

A: We need to compute-Induced emf e=?The data given as-Length of rod=lAngular speed=ωMagnetic field=B

Q: A moving coil galvanometer has 100 turns and effective area 0.05 m². It 'is suspended in a radial…

A: To find-Sensitivity of moving coil galvanometer=?Given-Number of turn of coil (n)=100Effective area…

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

Q: A straight conductor of length ?l moves with an acceleration ?=0.1a=0.1 ms-2 at the right angle to…

A: The given data are: a=0.1 m/s2B=11.1 Tϵ=5 Vt=20 s Here, a denotes the acceleration,  ϵ denotes the…

Q: constant electric flux of 1800 Volt-meters passes through the center of a loop of wire whose…

A:

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

A: Given  Train travel at 7.7 m/s due east.  V = 7.7 m/s  Axle is ,7.9 m long,  L = 7.9 m  Earth…

Q: The magnetic flux associated with a coil changes from zero to 6 x 102 Wb in 0.6 sec. Find the…

A: To find-Average induced emf (e)=?Given-ϕ1=0ϕ2=6×10-2 Wbt=0.6 sec

Q: A bar magnet of moment 2 Am² and having M.I. of 106 kg/m² about a transverse axis passing through…

A: We have to find the period of bar magnet Given that, M=2 Am2, I=10-6 kg/m2B=0.8×10-5 wb/m2

Q: The distance between the wingtips of an aircraft is 40m. Find the e.m.f. induced between the…

A: The induced emf is given by  ε=Blv it is given that  B=4×10-5 wb/m2l=40 mv=1000 km/hr=277.78 m/s

Q: The magnetic field in the figure is changing in strength. As a result, on the shown loop of area…

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Q: A coil is wound with 125 turns on a rectangle former with a length and width of 100 mm and 50 mm,…

A: When there is a change in flux in the loop an EMF is generated in the loop due to which current…

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…

Q: The magnetic flux associated with the coil changes from zero to 6 x 10 Wb in 10 sec. Calculate…

A: To find-Induced emf (e)=?Given-ϕ1=0 Wbϕ2=4×10-4 WbTime (t)=10 sec

Q: A 1.0 m long metallic rod is rotated with an angular frequency of 400 rad s about an axis normal to…

A: Given-Length of the rod, l= 1 mAngular frequency, ω=400 rad/sMagnetic field strength, B=0.5 T

Q: The magnetic field generated by the current ; the center of the coil equal to: 2π-10-6 T 2π-10-7 T…

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Q: e. Determine the induced e.m.f. across an axle of north bound train moving with a speed of 90km/hr…

A: We need to compute-Induced emf (e)=?The data given as-length (l)=1.25 mMagnetic field (B)=3×10-5…

Q: A rectangular loop of wire of width 10 cm and lengut 20 cn has a current of 2.5 A flowing through it…

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Q: Calculate the magnetic induction, B, of a wire that carries a current of 100 amps, at a distance of…

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Q: Name: 1) The figure shows a top view of a bar that can slide without friction. The resistor is 6.00…

A:

Q: The magnitude of the applied magnetic field in an MRI machine is 2.20 T at the patient's head. The…

A: Given data- dBdh=0.05 T/mat the head, B=2.20 TLarmor frequency is given by,f=e4πmBwhere,B=magnetic…

Q: The magnetic flux associated with the coil changes from zero to 6 x 10 4Wb in 10 sec. Calculate…

A: To find-Induced emf (e)=?Given-ϕ1=0 Wbϕ2=4×10-4 WbTime (t)=10 sec

Q: Cônsidér thé árrangement shown the figure belów. Assumé R = 4.00 and ? = 1.10 m, and a uniform…

A: Time varying magnetic fields produces a induced EMF which in turn produces current. This EMF depends…

Q: A 0.500-kg metal rod carrying a current of 20.0 A glides on two horizontal rails 1.00 m apart. What…

A: Given: The mass of the metal rod is m=0.5 kg. The current flowing in the rod is I=20 A. The distance…

Q: 5) If the di stance between circular parallel plates of Radius R of a capacitor is 5 mm dv = 180…

A:

Q: A single loop of wire with an area of 0.0850 m2 is in a uniform magnetic field that has an initial…

A: Write the given values with the suitable variables. A=0.085 m2B=3.86 TdBdt=-0.175 T/s Here, A is the…

Q: A rectangular coil having 100 turns of length 10 cm and breadth 5 cm is suspended in radial magnetic…

A: To find- Current sensitivity of MCG (S)=? Given data- n=100l=10.0 cm=0.1 mb=5 cm=0.05 mB=0.002…

Q: A flexible circular loop of radius 10 cm lies in a magnetic field of 4 T. It is oriented so that its…

A: The magnitude of the induced emf in the loop is, ε=∆ϕ∆t=∆ABcosθ∆t=πr22-πr12Bcosθt2-t1

Q: b) Singly-ionised atoms accelerated by a 20 kV potential enter a region with a magnetic field at…

A: Given a singly ionized atom is accelerated by a potential of  V=20kV   enters a magnetic field…

Q: The magnetic flux associated with the čoil changes from zero to 6 x 10 Wb in 10 sec. Calculate…

A: To find-Induced emf (e)=?Given-ϕ1=0 Wbϕ2=4×10-4 WbTime (t)=10 sec

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

A:

Q: A wire 88 cm long bent into a circular loop is kept with plane of the coil perpendicular to the…

A: To find-Induced emf (e)=?Given data-Length of wire (L)=88 cm=0.88 mInitial magnetic induction…