Seismometers Choose one: A. measure vertical (up-and-down) ground motion but cannot measure horizontal (back-and-forth) motion.
1 answer:
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Answer:
F= 134.92 N
Explanation:
Given that
The mass of the moon ,M = 7.4 x 10²² kg
The mass of the man ,m = 79 kg
The radius ,R= 1.7 x 10⁶ m
The force exerted by moon is given as
Now by putting the values in the above equation we get
Therefore the force will be 134.92 N.
F= 134.92 N
Answer : The excess of electrons on the penny are, electrons
Solution : Given,
Total charge =
Charge on electron =
Formula used :
Now put all the given values in this formula, we get the excess of electrons present on the penny.
Therefore, the excess of electrons on the penny are, electrons