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Popular Questions
- The magnetic induction at the centre O in the figure shown is
- A wire of length L is bent into a circular loop of radius R and carries a current I
- A wire oriented in the East-West direction carries a current eastward. Direction of the magnetic field at a point to the south of ..
- Toroid is
- A beam of protons is moving horizontally towards you. As it approaches you, it passes through a magnetic field which is directed u..
- A solenoid has length 0.4 cm, radius 1 cm and 400 turns of wire. If a current of 5 A is passed through this solenoid, what is the ..
- In the above question, The magnetic induction at O due to
- A current i ampere flows in a circular arc of wire whose radius is R,which subtends an angle 3Ï€/2 radian at its centre. The ma..
- A current wire I ampere flows along an infinity
- A vertical straight conductor carries a current vertically upwards.
- A straight conductor carrying current I. If the magnetic field at a distance r is 0.4 T, then magnetic field at a distance 2r will..
- A cyclotron is operated at an oscillator frequency of 24 MHz and has a dee radius of 60 cm. Find the magnitude of the magnetic fie..
- a particle of mass m and charge q moving with a velocity v
- An equilateral triangle is made by uniform wires AB, BC, CA. A current I entres at A and leaves from the mid point BC
- Current T is flowing in a conductor shaped as shown in the figure
- The magnetic field at the centre of a circular current carrying conductor of radius r is Bc . The magnetic field on its axis at a ..
- A current I flows along the length of an infinitely long, straight, thin walled pipe. Then
- A long straight wire of radius a carries a steady current i. the current is uniformly distributed across its
- Two identical wires A and B, each of lenth L, carry the same current I.
- A current of 10 A is passing through a long wire which has semicircular loop of the radius 20 cm as shown in the figure. Magnetic ..
- curie temperature is the temperature above which
- A current flows in a conductor from East to West. The direction of the magnetic field at a point above the conductor is
- In the figure shown the magnetic induction at the centre of the arc
- A long straight wire of radius a carries a steady current I. The current is uniformly distributed over its cross-section
- Two coaxial solenoids of different radii carry I in the same direction
- An electron and a proton are moving on straight parallel paths with same velocity. They enter a semi-infinite region of uniform ma..
- A circular coil carrying a certain current produces a magnetic field B0 at its centre. The coil is now rewound so as to have 3 tur..
- A long solenoid of length L has a mean diameter D. It has n layers of winding of N turns each. If it carries a current I, the magn..
- An electrically charged particle enters into a uniform magnetic induction field in a direction perpendicular to the field with a v..
- A Circular current carrying coil has a radius R. the distance from the centre of the coil on the axix, where the magnetic inductio..
- If a long hollow copper pipe carries a direct current, the magnetic field associated with the current will be
- The number of lines of force passing through a unit area
- Consider two straight parallel conductors A and B separated by a distance x and carrying individual Currents
- A length of wire carries a steady current. It is bent first to form a circular coil of one turn. The same length is now bent more ..
- The magnetic field dB due to a small current element dl at a distance r and element carrying current i is,
- A particle of charge e and mass m moves with a velocity v in a magnetic field B applied perpendicular to the motion of the particl..
- The magnetic induction at a point P Which is at a distance 4cm from a long current carrying wire is
- An a - particle and a proton moving with the same kinetic energy enter a region of uniform magnetic field at right angles to the f..
- two thin long parallel wires, separated by a distance d.
- A long solenoid with 10 turn/cm and a radius of 7.0 cm carries a current of 20.0 mA. A current of 6.0 A exists in a straight condu..
