Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
A square loop of area 2.5 x 10 ^-3 m^2 and having 100 turns with a total resistance of 100 ohm is moved out of a uniform magnetic field of 0.40 T in 1 s with a constant speed. Then the work done in pulling the loop is
20
Oct
A square loop of area 2.5 x 10 ^-3 m^2 and having 100 turns with a total resistance of 100 ohm is moved out of a uniform magnetic field of 0.40 T in 1 s with a constant speed. Then the work done in pulling the loop is An equilateral triangular loop ADC having some [...]
A uniform magnetic field of induction B is confined to a cylindrical region of radius R. The magnetic field is increasing at a constant rate of db / dt T/s. An electron placed at the point P on the periphery of the field, experiences an acceleration
20
Oct
A uniform magnetic field of induction B is confined to a cylindrical region of radius R. The magnetic field is increasing at a constant rate of db / dt T/s. An electron placed at the point P on the periphery of the field, experiences an acceleration An equilateral triangular loop ADC having some resistance is [...]
A semicircular wire of radius R is rotated R is rotated with constant angular velocity about an axis passing through one end and perpendicular to the plane of the wire. THere is a uniform magnetic field of strength B. The induced emf between the ends is
20
Oct
A semicircular wire of radius R is rotated R is rotated with constant angular velocity about an axis passing through one end and perpendicular to the plane of the wire. THere is a uniform magnetic field of strength B. The induced emf between the ends is An equilateral triangular loop ADC having some resistance is [...]
A conductor of length l and mass m can slide without any friction along the two vertical conductors connected at the top through a capacitor. A uniform magnetic field B is set up ⊥ to the plane of paper. The acceleration of the conductor
20
Oct
A conductor of length l and mass m can slide without any friction along the two vertical conductors connected at the top through a capacitor. A uniform magnetic field B is set up ⊥ to the plane of paper. The acceleration of the conductor An equilateral triangular loop ADC having some resistance is pulled with [...]
A conducting wire of mass m slides down two smooth conducting bars, set an angle θ to the horizontal as shown in figure. The separation between the bars is l. The system is located in the magnetic field B, perpendicular to the plane of the sliding wire and bars. The constant velocity of the wire is
20
Oct
A conducting wire of mass m slides down two smooth conducting bars, set an angle θ to the horizontal as shown in figure. The separation between the bars is l. The system is located in the magnetic field B, perpendicular to the plane of the sliding wire and bars. The constant velocity of the wire [...]
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A conducting wire of mass m slides down two smooth conducting bars ,
perpendicular to the plane of the sliding wire and bars. The constant velocity of the wire is ,
set an angle θ to the horizontal as shown in figure. The separation between the bars is l. The system is located in the magnetic field B ,
A plane loop, shaped as two squares of sides a = 1 m and b = 0.4 m is introduced into a uniform magnetic field ⊥ to the plane of loop . The magnetic field varies as B = 10 ( −3) sin ( 100 t )T. The qamplitude of the current induced in the loop if its resistance per unit length is r = 5 mΩ/m is
20
Oct
A plane loop, shaped as two squares of sides a = 1 m and b = 0.4 m is introduced into a uniform magnetic field ⊥ to the plane of loop . The magnetic field varies as B = 10 ( −3) sin ( 100 t )T. The qamplitude of the current induced in the [...]
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A plane loop ,
An equilateral triangular loop ADC having some resistance is pulled with a constant velocity v out of a uniform magnetic field directed into the paper (figure). At time t=0 ,
side DC of the loop is at edge of the magnetic field. The induced current (i) versus time (t) graph will be as ,
A uniform magnetic field exists in a region given by B = 3 i + 4 j +5 k. A rod of length 5 m along y – axis . Then the induced emf in the rod will be
20
Oct
A uniform magnetic field exists in a region given by B = 3 i + 4 j +5 k. A rod of length 5 m along y – axis . Then the induced emf in the rod will be A uniform magnetic field exists in a region given by B = 3 i + 4 [...]
A conductor AB of length l moves in x- y plane with velocity v = v0 ( i – j ). A magnetic field B = B0 ( i + j ) exists in the region. The induced emf is
20
Oct
A conductor AB of length l moves in x- y plane with velocity v = v0 ( i – j ). A magnetic field B = B0 ( i + j ) exists in the region. The induced emf is A conductor AB of length l moves in x- y plane with velocity v = [...]
A circuit ABCD is held perpendicular to the uniform magnetic field of B = 5 × 10^−2 T extending over the region PQRS and directed into the plane of the paper. The cicuit is moving out of the field at a uinform speed of 0.2 m/s for 1.5 s. During this time, the current in the 5 Ω resistor is
20
Oct
A circuit ABCD is held perpendicular to the uniform magnetic field of B = 5 × 10^−2 T extending over the region PQRS and directed into the plane of the paper. The cicuit is moving out of the field at a uinform speed of 0.2 m/s for 1.5 s. During this time, the current in [...]
A gold rod of length l is accelerated in the horizontal direction with an accleration a0. The rod is held between two perfactly insulating clamps. Calculate the electric field set up in the rod. Take the mass of electron as m.
20
Oct
A gold rod of length l is accelerated in the horizontal direction with an accleration a0. The rod is held between two perfactly insulating clamps. Calculate the electric field set up in the rod. Take the mass of electron as m. An equilateral triangular loop ADC having some resistance is pulled with a constant velocity [...]