RADIOLOGY TEST PAPER QUESTIONS AND
CORRECT ANSWERS COMPREHENSIVE
LEARNING GUIDE
●● Who improved the amount of evacuation in vacuum tubes in 1865?
Answer: Herman Sprengel.
●● What did William Gilbert study?
Answer: Electricity and magnetism; he also invented a primitive
electroscope.
●● What concept did Michael Faraday's 1831 experiment lead to?
Answer: Electromagnetic induction.
●● What did Johann Wilhelm Hittorf experiment with?
Answer: Cathode ray streams of electrons.
●● Who produced the first radiograph in 1890?
Answer: William Goodspeed.
●● When did William Roentgen discover x-rays?
Answer: November 8, 1895.
CORRECT ANSWERS COMPREHENSIVE
LEARNING GUIDE
●● Who improved the amount of evacuation in vacuum tubes in 1865?
Answer: Herman Sprengel.
●● What did William Gilbert study?
Answer: Electricity and magnetism; he also invented a primitive
electroscope.
●● What concept did Michael Faraday's 1831 experiment lead to?
Answer: Electromagnetic induction.
●● What did Johann Wilhelm Hittorf experiment with?
Answer: Cathode ray streams of electrons.
●● Who produced the first radiograph in 1890?
Answer: William Goodspeed.
●● When did William Roentgen discover x-rays?
Answer: November 8, 1895.