A long copper wire carries a current of I ampere. Calculate the magnetic flux per meter of the wire for a plane surface S inside the wire as shown in Fig.
Sahay Sir > Question Answers > A long copper wire carries a current of I ampere. Calculate the magnetic flux per meter of the wire for a plane surface S inside the wire as shown in Fig.
A circular loop of wire placed on flat horizontal plane. an external magnetic field is directed perpendicular to the plane of the loop. the magnitude of the applied magneytic field is increasing with time. because of this increasing magnetic field , an induced current is flowing clockwise in the loop , as viewed from above. what is the direction of the external magnetic field?
05
Sep
A circular loop of wire placed on flat horizontal plane. an external magnetic field is directed perpendicular to the plane of the loop. the magnitude of the applied magneytic field is increasing with time. because of this increasing magnetic field , an induced current is flowing clockwise in the loop , as viewed from above. [...]
Tags:
A closed coil having 20 turns ,
A long copper wire carries a current of I ampere. Calculate the magnetic flux per meter of the wire for a plane surface S inside the wire as shown in Fig. ,
A square wire loop with L= 1 m sides is perpendicular to a uniform magnetic field ,
A wire forms a closed circular loop ,
of radius = 1 m and resistance 5 ohm . The circle is centered on a long straight wire; at time t = 0 the current in the long straight wire is 10 rightward. Thereafter ,
A closed coil having 20 turns, area of cross section 1 cm^2 and resistance 2 ohms are connected to a ballistic galvamnometer of resistance 30 ohms. if the normal of the coil inclined at 60 degree to the direction of the magnetic field of the intensity 1.5 Wb m/s the coil is quickly pulled out of the field to a region of zero magnetic field . calculate the charge passed through the galvanometer.
05
Sep
A closed coil having 20 turns, area of cross section 1 cm^2 and resistance 2 ohms are connected to a ballistic galvamnometer of resistance 30 ohms. if the normal of the coil inclined at 60 degree to the direction of the magnetic field of the intensity 1.5 Wb m/s the coil is quickly pulled out [...]
Tags:
A closed coil having 20 turns ,
A long copper wire carries a current of I ampere. Calculate the magnetic flux per meter of the wire for a plane surface S inside the wire as shown in Fig. ,
A square wire loop with L= 1 m sides is perpendicular to a uniform magnetic field ,
A wire forms a closed circular loop ,
of radius = 1 m and resistance 5 ohm . The circle is centered on a long straight wire; at time t = 0 the current in the long straight wire is 10 rightward. Thereafter ,
A square wire loop with L= 1 m sides is perpendicular to a uniform magnetic field, with half the area of the loop in the field (see Fig.). the resistance of the loop is 35 ohm and the loop contains an ideal battery with emf = 6 V . if magnitude of the field varies with time according to B = 5 – 2t , with B is testlals and t in seconds what are (a) the net emf in the circuit (b) the direction of the current around the loop.
05
Sep
A square wire loop with L= 1 m sides is perpendicular to a uniform magnetic field, with half the area of the loop in the field (see Fig.). the resistance of the loop is 35 ohm and the loop contains an ideal battery with emf = 6 V . if magnitude of the field varies [...]
Tags:
A long copper wire carries a current of I ampere. Calculate the magnetic flux per meter of the wire for a plane surface S inside the wire as shown in Fig. ,
A square wire loop with L= 1 m sides is perpendicular to a uniform magnetic field ,
A wire forms a closed circular loop ,
of radius = 1 m and resistance 5 ohm . The circle is centered on a long straight wire; at time t = 0 the current in the long straight wire is 10 rightward. Thereafter ,
Two straight conducting rails from a right angle where their end are joined. A conducting bar placed over the rails starts at vertex at the time t=0 and moves with a constant velocity of 5 m/s along them to the right as shown in the figure. Calculate the emf of the triangle at the time t =4.0 s?
05
Sep
Two straight conducting rails from a right angle where their end are joined. A conducting bar placed over the rails starts at vertex at the time t=0 and moves with a constant velocity of 5 m/s along them to the right as shown in the figure. Calculate the emf of the triangle at the time [...]
Tags:
A long copper wire carries a current of I ampere. Calculate the magnetic flux per meter of the wire for a plane surface S inside the wire as shown in Fig. ,
A wire forms a closed circular loop ,
of radius = 1 m and resistance 5 ohm . The circle is centered on a long straight wire; at time t = 0 the current in the long straight wire is 10 rightward. Thereafter ,
A coil is placed in a constant magnetic field of induction 10^-3 Wb /m^2 . if the radius of the coil decreases steadily at the rate of 10^-2 m/s . what will be the radius of the coil .when the induced e.m.f in the 1 mu V.
05
Sep
A coil is placed in a constant magnetic field of induction 10^-3 Wb /m^2 . if the radius of the coil decreases steadily at the rate of 10^-2 m/s . what will be the radius of the coil .when the induced e.m.f in the 1 mu V. A long copper wire carries a current of [...]
Tags:
A long copper wire carries a current of I ampere. Calculate the magnetic flux per meter of the wire for a plane surface S inside the wire as shown in Fig. ,
A wire forms a closed circular loop ,
of radius = 1 m and resistance 5 ohm . The circle is centered on a long straight wire; at time t = 0 the current in the long straight wire is 10 rightward. Thereafter ,
A wire forms a closed circular loop, of radius = 1 m and resistance 5 ohm . The circle is centered on a long straight wire; at time t = 0 the current in the long straight wire is 10 rightward. Thereafter, the current changes according to i =10 A + 5 (The straight wire is insulated; so there is no electrical contact between it and the wire of the loop.) What is the magnitude of the current induced in the loop at times t > 0 .
05
Sep
A wire forms a closed circular loop, of radius = 1 m and resistance 5 ohm . The circle is centered on a long straight wire; at time t = 0 the current in the long straight wire is 10 rightward. Thereafter, the current changes according to i =10 A + 5 (The straight wire [...]
Tags:
A long copper wire carries a current of I ampere. Calculate the magnetic flux per meter of the wire for a plane surface S inside the wire as shown in Fig. ,
A wire forms a closed circular loop ,
of radius = 1 m and resistance 5 ohm . The circle is centered on a long straight wire; at time t = 0 the current in the long straight wire is 10 rightward. Thereafter ,
A square frame carry current Io is located in the same plane as a long straight wire carrying current I. the frame side has length l.the axis of a frame is parallel to the wire as shown .(a) Find the magnetic flux passing through the frame (b) the mechnical work to be performed to be framed through 90 degree about its axis .
05
Sep
A square frame carry current Io is located in the same plane as a long straight wire carrying current I. the frame side has length l.the axis of a frame is parallel to the wire as shown .(a) Find the magnetic flux passing through the frame (b) the mechnical work to be performed to be [...]
A long copper wire carries a current of I ampere. Calculate the magnetic flux per meter of the wire for a plane surface S inside the wire as shown in Fig.
05
Sep
A long copper wire carries a current of I ampere. Calculate the magnetic flux per meter of the wire for a plane surface S inside the wire as shown in Fig. A long copper wire carries a current of I ampere. Calculate the magnetic flux per meter of the wire for a plane surface S [...]