2. Which of the following is equivalent to 30 km/hr ?
A. 8.3 m/s
B. 108 m/s
C. 50 mph<...
Physics, 19.10.2021 06:10 nuggetslices
2. Which of the following is equivalent to 30 km/hr ?
A. 8.3 m/s
B. 108 m/s
C. 50 mph
D. 270 km/s
Answers: 2
Physics, 21.06.2019 22:50
As a car drives with its tires rolling freely without any slippage, the type of friction acting between the tires and the road is 100) a) static friction. b) kinetic friction. c) a combination of static and kinetic friction. d) neither static nor kinetic friction, but some other type of friction. e) it is impossible to tell what type of friction acts in this situation.
Answers: 1
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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
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