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Grade 12 Physics M/C

Unit 5 multiple choice

What does NMR stand for? A. Neuro Molecular Reticulation B. Nuclear Magnetic Resonance C. Neutron Magnetic Response D. Nuclear Mediated Ribosome B
At what frequency does hydrogen resonate at? A. 45.28 Hz B. 56.98 MHz C. 38.64 Hz D. 42.58 MHz D
The first medical MRI scanner was created on what year? A. 1973 B. 1970 C. 1985 D. 1980 B
Which of the following is true for hydrogen? A. Has two protons, so it has twice the spin. B. There is not much of it in the human body so it can be easily isolated. C. No significance D. It contains a single proton so there is a net spin. D
1. The film critic Robert Ebert criticized 3D movies because the polarized-light technology used in them makes the movies: A. Too bright B. Too dim C. Too loud D. None of the above B
2. The very first 3D type film was invented in the 1890s by the British film maker: A. Green Williams B. Peter Jackson C. William Friese-Greene D. Connor Mabbott C
3. The technique in which glasses are not required to see the 3D effects is known as: A. Lenticular B. Anaglyph C. Polarization D. Eclipse A
Created by: zainabm
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