Est. Length: 2:00:00
Shayla Jackson: Attempt 4
Question 1(1 point)
What do seismic wave...
Physics, 19.03.2021 14:00, rarityxrose
Est. Length: 2:00:00
Shayla Jackson: Attempt 4
Question 1(1 point)
What do seismic waves and so
waves have in common?
They're mechanical wave
They're electromagnetic
They're phonetic waves
They're permanent wave
Question 2 (1 point)
What does it mean when a -
amplitude what does it mean when a waves amplitude increases increases?
Answers: 3
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All the simple machines make work easier to do by changing the or of a force. a. size; type b. work; type c. size; direction d. type; direction
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Light traveling in a medium with a refractive index 1.19 is incident on a plate of another medium with index of refraction 1.79. at what angle of incidence is the reflected light fully polarized?
Answers: 2
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Which are true about beta reactions? there will be more than one answer. a. it has no change b. it doesn't change the mass of the number c. it has a mass of 0.0005 atoms d. it causes transmutation.
Answers: 3
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An ideal otto cycle has a compression ratio of 8. at the beginning of the compression process, air is at 95 kpa and 27°c, and 750 kj/kg of heat is transferred to air during the constant-volume heat-addition process. assuming constant specific heats at room temperature, determine (a) the pressure and temperature at the end of the heat-addition process, (b) the net work output, (c) the thermal efficiency, and (d) the mean effective pressure for the cycle. (4390 kpa, 1730 k; 423 kj/kg; 56.4%; 534 kpa)
Answers: 1
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