Question

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Am astronaut has anded on Planet N-40 and conducts

an experiment to 5pgma
determine the

cceleration due to gravity on that planet. She uses a

Simple pendulum that is 0.640 m long and measures that 10 complete

OScilations 26.0 s. What is the acceleration of gravity on Planet N-402*

O *smez
O ieemss
O sz24mss
〇 2s9mss
〇 9.81 m/s2

lfa wave on a rope reflects when itreaches the end of the rope. Explain
what happens to the sign of the reflected wave when (a) the end is fixed
and (b) the end is loose and is allowed to move up(down.*

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Answer 1

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きむにい

こうだと思います

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