ANSWERS TO QUESTIONS Q1. THROUGH Q63.

1-67 A-28. TE. A-29. Second. A-30. First. A-31. Size and shape. A-32. Slots and apertures. A-33. Standing waves that cause power losses, a reduction in power-handling capability, and an increase in frequency and sensitivity. A-34. Metal plates. A-35. Inductive. A-36. As a shunt resistance. A-37. Horn. A-38. Characteristic impedance. A-39. Absorb all energy without producing standing waves. A-40. Heat. A-41. Reflections. A-42. Greater than 2 wavelengths. A-43. Choke joint. A-44. Improperly connected joints or damaged inner surface. A-45. Sampling energy within a waveguide. A-46. 1/4 wavelength. A-47. Absorb the energy not directed at the pick-up probe and a portion of the overall energy. A-48. The wavefront portions add. A-49. The reflected energy adds at the absorbent material and is absorbed. A-50. Size and shape of the cavity. A-51. Probes, loops, and slots. A-52. The area of maximum H lines. A-53. E-type and H-type. A-54. The junction arm extends in a direction parallel to the H lines in the main waveguide. A-55. E-type and H-type.