Cyclotron can be used in

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Question:
Cyclotron can be used in

1.Particle therapy to treat cancer

2.Particle therapy to treat cancer

3.Produce short-lived positron-emitting isotopes for PET imaging

4.All of the above

Posted Date:-2021-12-08 12:53:13

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  1. Conductors are materials that allow
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  3. In a single-mode fibre, how does the fraction of energy travelling through bound mode appear in the cladding?
  4. Resolving power of a microscope depends upon
  5. Resolving power of light microscope is
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  7. What is the inverse of resistance called?
  8. What is the ratio of resolving power of an optical microscope for wavelengths λ1= 4000 Å and λ2= 6000 Å?
  9. Which among the following fibre optic cables have a core of size 480 μm to 980 μm and made up of polymethylmethacrylate?
  10. Which of the following is not due to total internal reflection of light?
  11. Which of the following is the most conductive element?
  12. A cyclotron can accelerate
  13. A material that has zero resistance is called
  14. A microscope is used to focus on an object at the bottom of a beaker. The microscope is raised by 1 cm. To what height should the water be poured to bring the object in focus again. Refractive index of water is 4/3.
  15. A proton of energy 100 eV is moving perpendicular to a magnetic field 10-4 T. The cyclotron frequency of the proton in radian/sec
  16. A ray of light will undergo total internal reflection if it
  17. A vertical microscope is focused on a point at the bottom of an empty tank. Then water (μ=4/3) is poured into the tank up to a height of 4 cm. After which a liquid that does not mix with water is poured over it up to a height of 2 cm above the water. The refractive index of the liquid is 3/2. What should be the vertical distance through which the microscope must be moved to bring the object in focus again?
  18. An alternating electric field of frequency f is applied across the dees (radius = R) of a cyclotron that is being used to accelerate protons (mass = m). The operating magnetic field (B) used in the cyclotron and the kinetic energy (K) of the proton, produced by it, are given by
  19. Consider a circular conductor with 2m radius and 8 A current flowing through it. What is the value of magnetic field intensity at the centre of the circular conductor?
  20. Consider a current i flowing through the inner conductor of a coaxial cable and the current returns along the outer conductor of the cable. The value of magnetic induction at a distance r from the axis is
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  28. If the strength of the magnetic field at a point r near a long straight current-carrying wire is B. The value of the field at a distance r/2 will be
  29. If the work function for a certain metal is 3.2 x 10-19 joule and it is illuminated with light of frequency 8 x 1014 Hz. The maximum kinetic energy of the photo-electrons would be (h= 6.63 x 10-34 Js).
  30. In an optical fibre communication system, which among the following is not a typical transmitter function?
  31. In Kirchhoff’s first law Σi = 0 at the junction is based on the conservation of
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  41. Radio waves would strongly reflect off
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  43. The algebraic sum of voltages around any closed path in a network is equal to
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