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geniusboy [140]
3 years ago
15

What is the period of a wave traveling 5 m/s if its wavelength is 20 m/s

Physics
1 answer:
Ilia_Sergeevich [38]3 years ago
7 0

Speed of wave is given as

v = 5 m/s

Wavelength of the wave is given as

\lambda = 20 m

now from the formula of wave time period we can say

speed = \frac{wavelength}{time period}

5 = \frac{20}{T}

T = \frac{20}{5}

T = 4 s

so it will have time period of T = 4 s

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Answer:

The x and y components of the 500 N-force are 321.394 newtons and 383.023 newtons, respectively.

Explanation:

At first we present a figure describing the situation explained on statement, the x and y components of the force are determined by the following trigonometric expressions:

F_{x} = F\cdot \cos \alpha (1)

F_{y} = F\cdot \sin \alpha (2)

Where:

F - Magnitude of the force, measured in newtons.

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If we know that F = 500\,N and \theta = 50^{\circ}, then the components of the force is:

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y = 283 m/s × 1.40 s + 1/2 × (-202 m/s²) × (1.40 s)²

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