Free Fall: An astronaut on a strange new planet having no atmosphere finds that she can jump up to a maximum height of 27 m when her initial upward speed is 6.0 m/s. What is the magnitude of the acceleration due to gravity on the planet?
Fill in the blank(s) with the appropriate word(s).
0.67 m/s2
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An object moving in a circle undergoes centripetal acceleration
a. True b. False Indicate whether the statement is true or false
The increase in specimen strength with plastic strain is _____________ hardening.
Fill in the blank(s) with the appropriate word(s).
A note is being played on a string on a guitar. The string is then pushed to the side while still in contact with the same fret. What happens to the frequency of the note then played compared to the original note?
a. It is the same note since the same fret is being used. b. It is at higher frequency than the original note. c. It is at lower frequency than the original note. d. It can be either higher of lower frequency depending on whether the original note was above or below middle C.
The diagram below shows the position of a long straight wire perpendicular to the page and a set of directions labeled A through H. When the current in the wire is directed up out of the page, the direction of the magnetic field at point P is
A. E. B. F. C. G. D. H. E. A.