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expeople1 [14]
3 years ago
14

If a wave has a length of 1.2 m and a speed of 2000 m/s, what is the frequency?

Physics
1 answer:
MariettaO [177]3 years ago
4 0

Answer:

2400 Hz

Explanation:

frequency = speed × lenght of the wave

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Suppose our experimenter repeats his experiment on a planet more massive than Earth, where the acceleration due to gravity is g
Ne4ueva [31]

Answer:

C

Explanation:

- Let acceleration due to gravity @ massive planet be a = 30 m/s^2

- Let acceleration due to gravity @ earth be g = 30 m/s^2

Solution:

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7 0
3 years ago
If the mass of an object is 8 kg and its momentum is -80 kgm/s, what is its velocity?
Dimas [21]

An object's momentum is the product of its mass and its velocity:

p = mv

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Given values:

p = -80kg×m/s

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