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Brums [2.3K]
3 years ago
8

HELPPPP LOOK AT THE SCREENSHOT TO ANSWER THE QUESTIONS

Physics
1 answer:
Orlov [11]3 years ago
5 0

Answer:

Explanation:

Is this a velocity time graph?

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Lightning occurs when there is a flow of electric charge (principally electrons) between the ground and a thundercloud. The maxi
V125BC [204]

Answer:

1.25\times 10^{19}\ electrons

Explanation:

r = Rate of flow of charge = 20000 C/s

t = Time taken = 100 μS

Charge is given by

Q=rt\\\Rightarrow Q=20000\times 100\times 10^{-6}\\\Rightarrow Q=2\ C

The charge that flows between the ground and the cloud in this time is 2 C

Number of electrons is given by

n_e=\dfrac{Q}{e}\\\Rightarrow n_e=\dfrac{2}{1.6\times 10^{-19}}\\\Rightarrow n_e=1.25\times 10^{19}\ electrons

The number of electrons is 1.25\times 10^{19}\ electrons

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3 years ago
What is heroism???<br><br><br>plz answer​
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Answer:

heroism <em>is</em><em> </em><em>great</em><em> </em><em>bravery</em><em>.</em><em>.</em>

hope it helps !

6 0
3 years ago
Luke stands on the edge of a roof throws a ball downward. It strikes the ground with 100J of kinetic energy. Luke now throws ano
attashe74 [19]
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How long does it take for 4 coulombs of charge to pass through a cross
Galina-37 [17]

Answer: 2 seconds

Explanation:

Given that,

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4 coulombs = 2 Amps x Time

Time = 4 coulombs / 2 Amps

Time = 2 seconds

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