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Oliga [24]
3 years ago
14

Please help meeee

Physics
1 answer:
Mashutka [201]3 years ago
8 0

Answer:

whichever teacher gave you this question is a legend

Explanation:

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Help with question 16 and 17
storchak [24]
<h3>16.</h3>

Your answer is correct.

___

<h3>17.</h3>

The fractional change in resistance is equal to the given temperature coefficient multiplied by the change in temperature.

  R = R₀×(1 + α×ΔT)

  R = (10.0 Ω)×(1 + 0.004×(65 -20)) = 11.8 Ω

5 0
3 years ago
Which theory proposes that the moon was a passing asteroid pulled into orbit by Earth's gravity? impact theory co-formation theo
sergey [27]
Impact theory is the idea that the moon was formed by a collision between the Earth and another body.

The capture theory is the idea that the moon formed somewhere else in the solar system. The theory proposed that the moon was just an asteroid pulled into orbit by the Earth. 


Co-formation is a theory that proposes that the Earth and the moon formed around the same time as each other from a primitive solar nebulae. 

The answer to your question then is CAPTURE THEORY.
5 0
4 years ago
Read 2 more answers
What is a core sample?
Andrew [12]

Answer:

it's a part of plate that moves with a plate that's the answer

4 0
3 years ago
A charged wire of negligible thickness has length 2L units and has a linear charge density λ. Consider the electric field E-vect
Stels [109]

Answer:

E=2K\lambda d\dfrac{L }{d^2\sqrt{L^2+d^2}}

Explanation:

Given that

Length= 2L

Linear charge density=λ

Distance= d

K=1/(4πε)

The electric field at point P

E=2K\int_{0}^{L}\dfrac{\lambda }{r^2}dx\ sin\theta

sin\theta =\dfrac{d}{\sqrt{d^2+x^2}}

r^2=d^2+x^2

So

E=2K\lambda d\int_{0}^{L}\dfrac{dx }{(x^2+d^2)^{\frac{3}{2}}}

Now by integrating above equation

E=2K\lambda d\dfrac{L }{d^2\sqrt{L^2+d^2}}

4 0
3 years ago
Two blocks travel along a level frictionless surface. Block A is initially moving to the right, while block B is initially at re
WARRIOR [948]

Answer:

Explanation:

The magnitude of the change in momentum of block A is <u>equal and opposite </u>the magnitude of the change in momentum of block B.

According to law of conservation of momentum , there should not be any change in the  momentum in the system  .The system consists of A and B .  So if some change in momentum has occurred in A  , the other must have equal and opposite change in momentum so that they get cancel out and net change in momentum of system is zero.

4 0
3 years ago
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