Physics, 23.01.2021 22:20 kayleg907436
A car travels 9km southwards, followed by another 5km southwards. What is the magnitude of its
distance and displacement?
Select one:
a. Distance: 14 km Displacement: 14 km
b. Distance: 14 km Displacement: 4 km
c. Distance: 4 km Displacement: 14 km
d. Distance: 4 km Displacement: 4 km
Answers: 1
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An ideal polarizer with its transmission axis rotated 30 degrees to the vertical is placed in a beam of unpolarized light of intensity 10w/m^2. after passing through the polarizer, what is the intensity of the beam? a. 8.7 w/m^2 b. 7.5 w/m^2 c. 5.0 w/m^2 d. 10 w/m^2 e. 2.5 w/m^2
Answers: 1
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There are two-speed cameras, one in an are where the speed limit is 30 km/h and another where the speed limit is 50 km/h. in which will there be a smaller time interval between the photographs? explain your answer.
Answers: 1
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4. if you were an astronaut on the moon, what would you experience? what would you see from your perspective?
Answers: 1
A car travels 9km southwards, followed by another 5km southwards. What is the magnitude of its
dist...
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