No Answer is Posted For this Question
5. In radio transmission, what does the acronym AM stand for?
amplitude modulation
centrifugal force
escape velocity
19. Assuming g = 9.8 m/sec2, what is the weight on Earth, in Newtons, of a 60 kilogram person?
588 Newtons
24. What is the name for the physical constant with a value of 6.62 X 10-27 erg seconds?
Planck's Constant
25. How many femtometers are in a nanometer?
one million
inclined plane
28. Laser is an acronym for what?
light amplification by stimulated emission of radiation
29. Which of the following is the emission source for microwaves in a typical microwave oven:
1. small cyclotron
2. cadmium disk bombarded with a soft x-ray source
3. magnetron
4. laser lamp
Answer: C
30. The fundamental forces of nature are most correctly given as:
1. gravitational, electromagnetic, strong interactive, weak interactive
2. chemical, mechanical, friction and atomic
3. gravitational, electromotive, magnetic, atomic
4. graviton, photon, lepton, hadron
Answer: A
31. Which of the following particles has not yet been observed but is generally theorized to exist:
1. mesons
2. gluons
3. fermionic hadrons
4. gravitons
Answer: D
1. Advanced Photon Source
2. CERN supercollider
3. Relativistic Heavy Ion Collider
4. Phoenix
Answer: C
33. Which of the following colors of light has the greatest angle of refraction in normal glass:
1. yellow
2. green
3. violet
4. red
Answer: C
34. Which of the following is measured in Hertz?
1. speed
2. frequency
3. wavelength
4. amplitude
Answer: B
1. centrifugal
2. centripetal
3. rotational
4. center fleeing
Answer: B