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alexgriva [62]
3 years ago
15

A soccer player hits a 0.20 kg ball which is incoming with a speed 5 m/s. After the kick, the ball changes its direction by 90 d

egrees and keeps its original speed. What is the average force exerted by the player of the impact time is 0.02 seconds?
Physics
1 answer:
PolarNik [594]3 years ago
7 0

Answer:

70.7N

Explanation:

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The correct answer is A) When a magnet moves near a wire, it's charging field causes the electrons in the wire to flow as electric current
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If a distant galaxy has a substantial redshift (as viewed from our galaxy), then anyone living in that galaxy would see a substa
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Option A

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This statement makes sense. The redshift means that we see the galaxy moving away from us, so observers in that galaxy must also see us moving away from them—which means they see us redshifted as well

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Calculate the absolute pressure at the bottom of a freshwater lake at a point whose depth is 29.1 m. assume the density of the w
kykrilka [37]
Absolute pressure at the bottom of the lake = pressure due to water height + Air pressure = Density of  water*gravitational acceleration* height + 101.3 kPa

Therefore,
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3 years ago
The image represents what ?
nikitadnepr [17]

Answer:

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Explanation:

6 0
4 years ago
Find the work done "by" the electric field on a positively charged point particle with a charge of 2.1x10^-6 C as it is moved fr
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Answer

Work done will be 14.7\times 10^{-6}J and it will be positive

Explanation:

We have given charge 2.1\times 10^{-6}C

We have to find work done in moving the charge from 15 volt to 8 volt

Let V_1=15V\ and\ V_2=8volt

So potential difference V=V_1-V_2=15-8=7volt

We know that work done W=QV, here Q is charge and V is potential difference

So work done W=QV=2.1\times 10^{-6}\times 7=14.7\times 10^{-6}J

It will be positive work done because work is done in moving charge from higher potential to lower potential  

5 0
4 years ago
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