Physics, 26.07.2019 22:20 destinee71
Normal body temperature is about 307k. an infrared detector which measures the power per area (r = p/a, where r=sigma*t^4) radiated from a small section of skin is sensitive to variations in r of 1%. what temperature difference can be detected?
Answers: 3
Physics, 22.06.2019 15:40, dreamdancekay
How does the electric potential energy between two charged particles change if one particle is reduced by a factor of 3? a. increased by a factor of 3 b. it is decreased by a factor of 9 c. it is reduced by a factor of 3 d. it is increased by a factor of 9
Answers: 1
Physics, 22.06.2019 16:20, devinfolds
Which best describes what forms in nuclear fission? a. two smaller, more stable nucleib. two larger, less stable nucleic. one smaller, less stable nucleusd. one larger, more stable nucleus
Answers: 1
Physics, 22.06.2019 19:40, flore9584
Which of the following is a characteristic shared by both electron and light microscopes? a. they both employ the use of objective lenses. b. both microscopes require an internal camera to visualize the specimen. c. both microscopes have a resolving power of 0.01 nm. d. they both utilize white light to magnify the specimen.
Answers: 2
Normal body temperature is about 307k. an infrared detector which measures the power per area (r = p...
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