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ch4aika [34]
3 years ago
10

May I get some help please?

Physics
1 answer:
ziro4ka [17]3 years ago
7 0
Arrows point away from both north and south.
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Difference between electrolytes and nonelectrolytes.
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Answer:

Electrolytes are salts or molecules that ionize completely in solution. As a result, electrolyte solutions readily conduct electricity. Nonelectrolytes do not dissociate into ions in solution; nonelectrolyte solutions do not, therefore, conduct electricity

Explanation:

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2 years ago
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A 60 kg sprinter has a momentum of +600 kg-m/s when he crosses the finish
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Answer:

10 ms⁻¹

Explanation:

The amount of momentum that an object has is dependent upon two factors

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  • speed of motion

In terms of an equation,

Momentum (P) = Mass(m)×velocity(v)

                     P = m×v

                 600 = 60 × v ⇒ v = 10 ms⁻¹

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3 years ago
If a wave is traveling at 60cm/second and has a wavelength of 15 cm what is the frequency?
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The frequency of the wave is 4 Hz
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2 years ago
In a double-slit experiment, light from two monochromatic light sources passes through the same double slit. The light from the
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Answer:

\lambda_2 = 573.3 nm

Explanation:

As we know that the position of maximum intensity on the screen is given as

y = \frac{N\lambda L}{d}

here we know that

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L = distance of the screen

d = distance between two slits

now we know that the position of 8th maximum intensity is same as that of 9th maximum on the screen

so we have

\frac{N_1\lambda_1 L}{d} = \frac{N_2 \lambda_2 L}{d}

so here we have

8 (645 nm) = 9 \lambda_2

\lambda_2 = 573.3 nm

4 0
3 years ago
Countries with traditional economies are often less developed because:
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