A 24 kg child descends a 5.0 m high slide and reaches the ground with a speed of 2.8 m/s. What is the mass of the child?
1 answer:
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Answer:
Explanation:
The charge of a single electron is:
If a droplet contains N electrons, then its charge would be:
In this case, the droplet has
N = 6
electrons, so its total charge is
Answer: 117.8 nm
Explanation:
Given,
Nonreflective coating refractive index : n = 1.21
Index of refraction: = 1.52
Wave length of light = λ = 570 nm =
Hence, the minimum thickness of the coating that will accomplish= 117.8 nm