Physics, 18.02.2021 04:00 marianaescamilla404
Which of the following statements best describes chromatic aberration?
A. blurring of an image due to the different focal lengths for different colors of light, most common in refractor telescopes
B. blurring of an image due to the different focal lengths for different colors of light, most common in reflector telescopes
C. blurring of an image due to the different focal lengths for different parts of the objective, most common in refractor telescopes
D. blurring of an image due to the different focal lengths for different parts of the objective, most common in reflector telescopes
Answers: 2
Physics, 21.06.2019 16:30
Which term best describes the phrase “something that happens”?
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Physics, 21.06.2019 20:20
Aforce of 34n stretches a very light ideal spring 0.73 m from equilibrium, what is the force constant (spring constant) of the spring? (a) 47n/m (b) 38n/m (c) 53n/m (d) 25n/m
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Physics, 22.06.2019 00:40
The rigid beam is supported by the three suspender bars. bars ab and ef are made of aluminum and bar cd is made of steel. if each bar has a cross-sectional area of 450 mm2, determine the maximum value of p if the allowable stress is (σallow)st = 200 mpa for the steel and ( σallow)al = 150 mpa for the aluminum. est = 200 gpa and eal = 70 gpa.
Answers: 1
Physics, 22.06.2019 01:30
Kate is working on a project in her tech education class. she plans to assemble a fan motor. which form of energy does the motor convert most of its electric energy into? a. light energy b. motion energy c. sound energy d. thermal energy
Answers: 1
Which of the following statements best describes chromatic aberration?
A. blurring of an image due...
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