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VladimirAG [237]
3 years ago
9

Describe how a volcano is formed at a Continental Rift. Be sure to include, in your description, what is occurring at the plate

boundary.
Physics
1 answer:
Zolol [24]3 years ago
3 0
When rock from the mantle melts, moves to the surface through the crust, and releases pent-up gases, volcanoes<span> erupt. Extremely high temperature and pressure cause the rock to melt and become liquid rock or magma. When a large body of magma has </span>formed, it rises thorugh the denser rock layers toward Earth's surface
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What caused people to accept the geocentric model of the universe?
OLga [1]
I would say D, or B
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What force causes Earth's centripetal motion?
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3 years ago
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The rectangular coils in a 345-turn generator are 12 cm by 12 cm. Part A
Likurg_2 [28]

Answer:

118.166 volt

Explanation:

We have given number of turns N =345

Sides of the rectangular coils is 12 cm =0.12 m

So area A =0.12×0.12=0.0144 m^2

Magnetic field B =0.45 T

Angular speed =505 rpm

Speed in rad/sec \omega =\frac{2\pi N}{60}=\frac{2\times 3.14\times 505}{60}=52.8566rad/sec

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For maximum emf sinwt =1

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4 0
3 years ago
Which of the following is not a part of a wave?
Alisiya [41]
B is the correct answer
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f=frequency
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5 0
3 years ago
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If the acceleration of the projective is: a = c s m/s 2 Where c is a constant that depends on the initial gas pressure behind th
Sedbober [7]

Answer:

c = 4,444.44

Explanation:

You have the following expression for the acceleration of the projectile:

a=cs   (1)

s: distance to the ground of the projectile

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v^2=v_o^2+2a \Delta s   (2)

vo: initial  velocity = 0 m/s

v: final speed = 200 m/s

Δs: distance traveled by the projectile = 3m - 1.5m = 1.5m

You replace the expression (1) into the expression (2):

v^2=2(cs)\Delta s

You do the constant c in the last equation, then you replace the values of v, s and Δs:

c=\frac{v^2}{2s\Delta s}=\frac{(200m/s)^2}{2(3m/s^2)(1.5m)}=4444.44

6 0
3 years ago
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