the ratio (V’/V) is equal to
A conducting rod of length l and mass m is moving down a smooth inclined plane of inclination θ with constant i is flowing in the conductor in a direction perpendicular to paper inwards. A vertically upward magnetic field B exists in space. Then, magnitude of magnetic field B is
14
Oct
A conducting rod of length l and mass m is moving down a smooth inclined plane of inclination θ with constant i is flowing in the conductor in a direction perpendicular to paper inwards. A vertically upward magnetic field B exists in space. Then, magnitude of magnetic field B is A small block of mass [...]
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A small block of mass m ,
An electron is accelerated from rest through a potential difference V. This electron experiences a force F in a uniform magnetic field. On increasing the potential difference to V' ,
having charge q ,
the force experienced by the electron in the same magnetic field becomes 2F. Then ,
the ratio (V'/V) is equal to ,
A charged particle of specific charge (charge/mass) α is released from origin at time t=0 with velocity v =v 0 ( i ^ + j ^ ) in a uniform magnetic field B = B 0 i ^ . Coordinates of the particle at time t = pie / B0 alpha are
14
Oct
A charged particle of specific charge (charge/mass) α is released from origin at time t=0 with velocity v =v 0 ( i ^ + j ^ ) in a uniform magnetic field B = B 0 i ^ . Coordinates of the particle at time t = pie / B0 alpha are A [...]
Tags:
A small block of mass m ,
An electron is accelerated from rest through a potential difference V. This electron experiences a force F in a uniform magnetic field. On increasing the potential difference to V' ,
having charge q ,
the force experienced by the electron in the same magnetic field becomes 2F. Then ,
the ratio (V'/V) is equal to ,
Two identical particles having the same mass m and charges +q and -q seperated by a distance d enter a uniform magnetic field B directed perpendicular to paper inwards with speeds v1 and v2 as shown in figure. The particles will not collide if
14
Oct
Two identical particles having the same mass m and charges +q and -q seperated by a distance d enter a uniform magnetic field B directed perpendicular to paper inwards with speeds v1 and v2 as shown in figure. The particles will not collide if A small block of mass m An electron is accelerated from [...]
Tags:
A small block of mass m ,
An electron is accelerated from rest through a potential difference V. This electron experiences a force F in a uniform magnetic field. On increasing the potential difference to V' ,
having charge q ,
the force experienced by the electron in the same magnetic field becomes 2F. Then ,
the ratio (V'/V) is equal to ,
In the figure shown a coil single turn is wound on a sphere of radius r and mass m. The plane of the coil is parallel to the inclined plane and lies in the equatorial plane of the sphere. If sphere is in rotational equilibrium the value of B is ( current in the coil is i)
14
Oct
In the figure shown a coil single turn is wound on a sphere of radius r and mass m. The plane of the coil is parallel to the inclined plane and lies in the equatorial plane of the sphere. If sphere is in rotational equilibrium the value of B is ( current in the coil [...]
Tags:
A small block of mass m ,
An electron is accelerated from rest through a potential difference V. This electron experiences a force F in a uniform magnetic field. On increasing the potential difference to V' ,
having charge q ,
the force experienced by the electron in the same magnetic field becomes 2F. Then ,
the ratio (V'/V) is equal to ,
A uniform conducting rectangular loop of sides l, b and mass m carrying current i is hanging horizontally with the help of two vertical strings. There exists a uniform horizontal magnetic field B which is parallel to the longer side of loop. The value of tension which is least is
14
Oct
A uniform conducting rectangular loop of sides l, b and mass m carrying current i is hanging horizontally with the help of two vertical strings. There exists a uniform horizontal magnetic field B which is parallel to the longer side of loop. The value of tension which is least is A small block of mass [...]
Tags:
A small block of mass m ,
A uniform conducting rectangular loop of sides l ,
An electron is accelerated from rest through a potential difference V. This electron experiences a force F in a uniform magnetic field. On increasing the potential difference to V' ,
having charge q ,
the force experienced by the electron in the same magnetic field becomes 2F. Then ,
the ratio (V'/V) is equal to ,
Consider a hypothetic spherical body. The body is cut into two parts about the diameter. One of hemispherical portion has mass distribution m while the other portion has identical charge distribution q. The body is rotated about the axis with constant speed ω. Then, the ratio of magnetic moment to angular momentum is
14
Oct
Consider a hypothetic spherical body. The body is cut into two parts about the diameter. One of hemispherical portion has mass distribution m while the other portion has identical charge distribution q. The body is rotated about the axis with constant speed ω. Then, the ratio of magnetic moment to angular momentum is A small [...]
Tags:
A small block of mass m ,
An electron is accelerated from rest through a potential difference V. This electron experiences a force F in a uniform magnetic field. On increasing the potential difference to V' ,
having charge q ,
the force experienced by the electron in the same magnetic field becomes 2F. Then ,
the ratio (V'/V) is equal to ,
A small block of mass m, having charge q, is placed on a frictionless inclined plane making an angle θ with the horizontal. There exists a uniform magnetic field B parallel to the inclined plane but perpendicular to the length of spring. If m is slightly pulled on the incline in downward direction, the time period of oscillation will be (assume that the block does not leave contact with the plane)
14
Oct
A small block of mass m, having charge q, is placed on a frictionless inclined plane making an angle θ with the horizontal. There exists a uniform magnetic field B parallel to the inclined plane but perpendicular to the length of spring. If m is slightly pulled on the incline in downward direction, the time [...]
Tags:
A small block of mass m ,
An electron is accelerated from rest through a potential difference V. This electron experiences a force F in a uniform magnetic field. On increasing the potential difference to V' ,
having charge q ,
the force experienced by the electron in the same magnetic field becomes 2F. Then ,
the ratio (V'/V) is equal to ,
A conducting ring of mass 2 kg and radius 0.5 m is placed on a smooth plane. The ring carries a current of i=4A. A horizontal magnetic field B=10T is switched on at time t = 0 as shown in fig The initial angular acceleration of the ring will be
14
Oct
A conducting ring of mass 2 kg and radius 0.5 m is placed on a smooth plane. The ring carries a current of i=4A. A horizontal magnetic field B=10T is switched on at time t = 0 as shown in fig The initial angular acceleration of the ring will be An electron is accelerated from [...]
Tags:
An electron is accelerated from rest through a potential difference V. This electron experiences a force F in a uniform magnetic field. On increasing the potential difference to V' ,
the force experienced by the electron in the same magnetic field becomes 2F. Then ,
the ratio (V'/V) is equal to ,
A straight peice of conducting wire with mass M and length L is placed on a frictionless incline tilited at an angle θ from the horizontal (as shown in fig) There is a uniform. Vertical magnetic field at all points (produced by an arrangement of magnets not shown in fig. To keep the wire from sliding down the incline, a voltage source is
14
Oct
A straight peice of conducting wire with mass M and length L is placed on a frictionless incline tilited at an angle θ from the horizontal (as shown in fig) There is a uniform. Vertical magnetic field at all points (produced by an arrangement of magnets not shown in fig. To keep the wire from [...]
Tags:
An electron is accelerated from rest through a potential difference V. This electron experiences a force F in a uniform magnetic field. On increasing the potential difference to V' ,
the force experienced by the electron in the same magnetic field becomes 2F. Then ,
the ratio (V'/V) is equal to ,
A wire of cross-sectional are A forms three sides of a square and is free to rotate about axis OO’. If the structure is deflected by an angle θ from the vertical when current i is passed through it in a magnetic field B acting vertically upwards and density of the wire is ρ, then the value of θ is given by
13
Oct
A wire of cross-sectional are A forms three sides of a square and is free to rotate about axis OO’. If the structure is deflected by an angle θ from the vertical when current i is passed through it in a magnetic field B acting vertically upwards and density of the wire is ρ, then [...]
Tags:
An electron is accelerated from rest through a potential difference V. This electron experiences a force F in a uniform magnetic field. On increasing the potential difference to V' ,
the force experienced by the electron in the same magnetic field becomes 2F. Then ,
the ratio (V'/V) is equal to ,