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Andrej [43]
3 years ago
9

Explain you own words why energy is considered to be naturals money. Give an example to support your explanation

Physics
1 answer:
max2010maxim [7]3 years ago
8 0

Answer:

because we naturally use energy everyday in everyway , energy is also a bill for instance you electric bill used by energy

Explanation:

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A spring has a spring constant of 330 n/m. how far is the spring compressed when 150 newtons of force are used?
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I think its B

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Thermal Conductors don't have to be hot to transfer heat, explain a situation when a ice cube would still transfer heat to anoth
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4 years ago
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the soap sinks because it is more dense than the duck.

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3 years ago
In an experiment to determine the s.h.c. of lead, a 0.80 kg block of lead is heated using a
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2 years ago
Multiple-Concept Example 7 and Interactive LearningWare 26.1 provide some helpful background for this problem. The drawing shows
Vlada [557]

Answer:

n = 1.4266

Explanation:

Given that:

refractive index of crystalline slab n = 1.665

let refractive index of fluid is n.

angle of incidence θ₁ = 37.0°

Critical angle \theta _c = sin^{-1} (\frac{n}{n_{slab}} )

sin \theta _ c =\frac{n}{n_{slab}}

According to Snell's law of refraction:

n sin \theta _1 = n_{slab}  \ sin \  (90- \theta_c)

At point P ; 90 - \theta _2  \leq \theta _c

\theta _2 = 90 - \theta _c

Therefore:

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Then maximum value of refractive index  n of the fluid is:

n = \frac{n_{slab}}{\sqrt{1+ sin^2 \theta _1 } }

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3 0
3 years ago
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