The magnetic field inn a region is given by B = k B0/L y where L is a fixed length. A conducting rod of length L lies along the Y – axis between the origin and the point (0
Sahay Sir > Question Answers > The magnetic field inn a region is given by B = k B0/L y where L is a fixed length. A conducting rod of length L lies along the Y - axis between the origin and the point (0
A disc of radius R is rolling without sliding on a horizontal surface with a velocity of center of mass v and angular velocity ω in a uniform magnetic field B which is perpendicular to the plane of the disc as shown in figure. O is the center of the disc and P,Q,R and S are the four points on the disc. which of the following statements are true ?
21
Oct
A disc of radius R is rolling without sliding on a horizontal surface with a velocity of center of mass v and angular velocity ω in a uniform magnetic field B which is perpendicular to the plane of the disc as shown in figure. O is the center of the disc and P,Q,R and S [...]
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0). If the rod moves with a velocity v = v0 ,
find the emf induced between the ends of the rod. ,
In a magnetic field as shown ,
L ,
The magnetic field inn a region is given by B = k B0/L y where L is a fixed length. A conducting rod of length L lies along the Y - axis between the origin and the point (0 ,
In a magnetic field as shown, in Fig. two horizontal wires of same mass and length l1 and l2 are free to slide on different vertical rails with velocities v1 and v2 respectively. If the resistance of two circuits are same and a1anda2 are acceleration of two horizontal wires respectively, the condition for a1>a2 is
20
Oct
In a magnetic field as shown, in Fig. two horizontal wires of same mass and length l1 and l2 are free to slide on different vertical rails with velocities v1 and v2 respectively. If the resistance of two circuits are same and a1anda2 are acceleration of two horizontal wires respectively, the condition for a1>a2 is [...]
Tags:
0). If the rod moves with a velocity v = v0 ,
find the emf induced between the ends of the rod. ,
In a magnetic field as shown ,
L ,
The magnetic field inn a region is given by B = k B0/L y where L is a fixed length. A conducting rod of length L lies along the Y - axis between the origin and the point (0 ,
A right angled triangular loop as shown below enters uniform magnetic field (at right angle to the boundary of the field) directed into the paper. Draw the graph between induced emf e and the distance along the perpendicular to the boundary of the field, (say x) along which loop moves.
20
Oct
A right angled triangular loop as shown below enters uniform magnetic field (at right angle to the boundary of the field) directed into the paper. Draw the graph between induced emf e and the distance along the perpendicular to the boundary of the field, (say x) along which loop moves. 0). If the rod moves [...]
A uniform magnetic field exists in a square of side 2a ( as shown in figure ). A square loop of side a enters the field along a diagonal and leave it at a constant speed. Draw the curve between induced emf e and distance along the diagonal , say x0.
20
Oct
A uniform magnetic field exists in a square of side 2a ( as shown in figure ). A square loop of side a enters the field along a diagonal and leave it at a constant speed. Draw the curve between induced emf e and distance along the diagonal , say x0. 0). If the rod [...]
Figures (a) and (b) show a square loop of side a rotating about the given axes in a uniform magnetic field such that the field is perpendicular to the axis in both cases. Angular speed of rotation is both cases being the same.
20
Oct
Figures (a) and (b) show a square loop of side a rotating about the given axes in a uniform magnetic field such that the field is perpendicular to the axis in both cases. Angular speed of rotation is both cases being the same. 0). If the rod moves with a velocity v = v0 find [...]
A conduting wire ABC (as shown) is moving with a constant velocity along horizontal direction. The magnetic field is perpendicular to the wire and directed into the page. AB =BC. Find the range of angle (θ) made by rod AB with horizontal at A so that value of induced emf at A is greater than at C
20
Oct
A conduting wire ABC (as shown) is moving with a constant velocity along horizontal direction. The magnetic field is perpendicular to the wire and directed into the page. AB =BC. Find the range of angle (θ) made by rod AB with horizontal at A so that value of induced emf at A is greater than [...]
A conducting rod of length 1 is moving on a horizontal smooth surface. Magnetic field in the region is vertically downward and magnitude B0. If centre of mass (COM) of the rod is translating with velocity v0 and rod rotates about COM with angular velocity v0/l, then potential difference between points O and A will be
20
Oct
A conducting rod of length 1 is moving on a horizontal smooth surface. Magnetic field in the region is vertically downward and magnitude B0. If centre of mass (COM) of the rod is translating with velocity v0 and rod rotates about COM with angular velocity v0/l, then potential difference between points O and A will [...]
The magnetic field inn a region is given by B = k B0/L y where L is a fixed length. A conducting rod of length L lies along the Y – axis between the origin and the point (0,L, 0). If the rod moves with a velocity v = v0 , find the emf induced between the ends of the rod.
20
Oct
The magnetic field inn a region is given by B = k B0/L y where L is a fixed length. A conducting rod of length L lies along the Y – axis between the origin and the point (0,L, 0). If the rod moves with a velocity v = v0 , find the emf induced [...]