LMRT ARRT EXAM QUESTIONS WITH CORRECT ANSWERS 2025/2026

LMRT ARRT EXAM QUESTIONS WITH CORRECT ANSWERS 2025/2026 Roentgen discovered x-rays while working with a _____ tube? - Correct Answer Crookes An "electron cloud" surrounding the filament of the cathode is referred to as a - Correct Answer Space charge Free electrons of X-ray production come from the - Correct Answer Filament The creation of the space charge in the X-ray tube produces: - Correct Answer thermionic emission The majority of photons in the X-ray beam are created by which process? - Correct Answer Bremsstrahlung interactions More than 99% of the energy of the electron stream is converted into: - Correct Answer heat the high-speed rotation (10,000 rpm) of the anode enables - Correct Answer Greater dissipation of heat from high technical factors The degree of angulation of the x-ray tube target will determine the: - Correct Answer size of the actual and effective focal spot A dual-focus X-ray tube has: 1: Two filaments 2: Two focal spot sizes 3: Two anodes - Correct Answer 1 and 2