EASY
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A cyclotron provides maximum kinetic energy 2 MeV to a deuteron. Find maximum kinetic energy given to a particle.

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Important Questions on Magnetic Fields due to Electric Current

MEDIUM
A cyclotron is used to accelerate protons. If the operating magnetic field is 1.0 T and the radius of the cyclotron 'dees' is 60 cm, the kinetic energy of the accelerated protons in MeV will be :
[use mp=1.6×10-27 kg, e=1.6×10-19 C]
MEDIUM

If the maximum value of accelerating potential provided by a radio frequency oscillator is 12kV. The number of revolution made by a proton in a cyclotron to achieve one sixth of the speed of light is: 

mp=1.67×10-27 kg, e=1.6×10-19 C, Speed of light=3×108 m s-1

MEDIUM
A cyclotron of radius 36 m is used to accelerate protons to a kinetic energy of 1 MeV using a magnetic field of 4 T. What should be the radius of the cyclotron if it is desired to use the same field strength to accelerate protons to 4 MeV?
HARD
A cyclotron is used to accelerate protons to a kinetic energy of 5 MeV. If the strength of magnetic field in the cyclotron is 2T, find the radius and the frequency needed for the applied alternating voltage of the cyclotron. (Given: Velocity of proton =3×107 m/s).
HARD
A cyclotron's oscillator frequency is 10 MHz and the operating magnetic field is 0.66 T. If the radius of its dees is 60 cm, then the kinetic energy of the proton beam produced by the accelerator is
EASY
In cyclotron, the time taken by an ion to describe semicircular path in a dee is
EASY
Which of the following cannot be accelerated in a cyclotron?
HARD
A cyclotron oscillator frequency is 10 MHz. What should be the applied magnetic field for accelerating protons? ( Take π=227e=1.6× 10-19 Cm=1.67 ×10-27 kg)
EASY
A proton and an α-particle, having kinetic energies Kp and Kα, respectively, enter into a magnetic field at right angles. The ratio of the radii of the trajectory of proton to that of α -particle is 2:1. The ratio of Kp:Kα is:
EASY

In a cyclotron, magnetic field of 1.4 Wb m-2 is used. To accelerate protons, how rapidly should the electric field between the Dees be reversed?

π=3.142, Mp=1.67×10-27 kg, e=1.6×10-19 C

EASY

A cyclotron is used to accelerate protons H11, Deuterons H12 and α- particles He24. While exiting under similar conditions, the minimum K.E. is gained by

HARD
With the help of a labeled diagram, state the underlying principle of a cyclotron. Explain clearly how it works to accelerate the charged particles. Is there an upper limit on the energy acquired by the particle? Given reason.
EASY
A charged particles of mass m and charge q moves along a circular path of radius r that is perpendicular to a magnetic field B. The time taken by the particle to complete one revolution is
MEDIUM
State the basic principle of a cyclotron. Explain how it works to accelerate the charged particles. Write its one important use. 
EASY
How does cyclotron increase the energy of charged particles?
HARD
With the help of a diagram describe the principle, construction and working of a cyclotron.
EASY
An alternating electric field of frequency f is applied across the radius R of a cyclotron to accelerate protons (mass m ). The operating magnetic field B used and K.E. of the proton beam produced by it are respectively ( e= charge on proton)
EASY
A cyclotron's oscillator frequency is 10MHz. What should be the operating magnetic field for accelerating protons? (mass of the proton =1.67×10-27 kg )