Geiger counter - Quiz
A) Townsend detector B) Geiger–Müller counter C) Radiation pulse meter D) Ionization stabilizer
A) Measuring magnetic fields B) Generating nuclear energy C) Detecting infrared radiation D) Detecting and measuring ionizing radiation
A) Neutrons and dark matter B) Only alpha particles C) Alpha, beta, and gamma rays D) X-rays and infrared rays
A) 1950 B) 1928 C) 1908 D) 1895
A) 1935 B) 1928 C) 1915 D) 1908
A) University of Berlin B) University of Cambridge C) University of Manchester D) Massachusetts Institute of Technology
A) Townsend discharge effect B) Photoelectric effect C) Doppler effect D) Hall effect
A) Helium, neon, or argon B) Xenon, krypton, or radon C) Oxygen, nitrogen, or carbon D) Hydrogen, methane, or propane
A) 1000–2000 volts B) 400–900 volts C) 50–100 volts D) 100–200 volts
A) Ionization retardant B) Quenching mixture C) Voltage stabilizer D) Conducting catalyst
A) It cannot detect alpha particles B) Measuring high radiation rates C) It is not a portable device D) It requires radioactive samples to operate
A) Robust sensing element and low cost B) Infinite battery life C) Zero maintenance requirements D) Ability to identify the exact isotope
A) Continuous discharge occurs B) The gas solidifies C) The sensor becomes more sensitive D) The tube freezes
A) Wireless data transmission B) Digital imaging C) Data sonification D) Quantum computing
A) Semiconductor diode B) Scintillation crystal C) Geiger–Müller tube D) Ionization chamber
A) Dose rate display B) Calibration display C) Energy display D) Counts display
A) Hertz B) Sievert C) Counts per minute D) Counts per second
A) The user manually calculates the energy conversion B) The detector ignores the counts and measures energy directly C) Electronics apply known factors specific to the instrument D) The tube automatically detects the particle energy
A) Serial communications B) Manual data logging only C) Analog pulses only D) Mechanical ticker tape
A) Ion chamber instruments. B) End-window Geiger counters. C) Thin-walled windowless tubes. D) Pancake probes.
A) Glass. B) Aluminum. C) Mica. D) Lead.
A) Within 10 mm. B) Within 1 meter. C) Within 50 mm. D) Within 100 mm.
A) Operate without a window membrane. B) Provide a larger detection area. C) Detect only high energy gamma rays. D) Withstand high pressure environments.
A) The magnetic field of the tube. B) Atmospheric pressure against the window membrane. C) The size of the power supply. D) The weight of the mica.
A) They are cheaper than Geiger counters. B) They do not require electricity. C) They are smaller than Geiger counters. D) They can provide particle energy information.
A) The circuitry is too simple. B) The output pulse magnitude is always the same. C) The window blocks all information. D) The gas inside reacts to all radiation equally.
A) Copper B) Stainless steel C) Lead D) Aluminum
A) Photoelectric effect B) Direct gas ionization C) Neutron capture D) Wall interaction
A) About 50% B) About 1% C) About 99% D) About 10%
A) Xenon B) Neon C) Boron trifluoride D) Argon
A) A steel sleeve B) A vacuum chamber C) A plastic moderator D) A lead shield
A) Helium-4 B) Carbon-14 C) Helium-3 D) Hydrogen-1
A) Greater detector sensitivity B) Better radiation shielding C) Lower power consumption D) Single-handed operation
A) Integral design B) Pancake probe design C) Flexible conduit design D) Two-piece design
A) A pancake probe B) A long pole probe C) A Mica-coated probe D) A cylindrical probe
A) Health and Safety Executive B) University of Manchester C) Atomic Energy Research Establishment D) National Radiological Protection Board
A) John Sealy Townsend B) Walther Müller C) Sidney H. Liebson D) Ernest Rutherford
A) John Sealy Townsend B) Sidney H. Liebson C) Hans Geiger D) Walther Müller
A) 1990 B) 1947 C) 1928 D) 1908
A) Much longer life B) Faster response to light C) Ability to detect neutrons D) Higher operating temperatures
A) They eliminated the need for gas B) Higher operating voltages C) They made the tubes significantly larger D) Lower operating voltages |
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