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andre [41]
4 years ago
11

Flying plane

Physics
2 answers:
worty [1.4K]4 years ago
6 0

Answer:

A these are object in motion that have kinetic energy

Fittoniya [83]4 years ago
5 0

Answer

a. These are objects in motion that have kinetic energy.

Explanation:

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The tallest building in the world, according to some architectural standards, is the Taipei 101 in Taiwan, at a height of 1671 f
Andrej [43]

Answer:

35.14°C

Explanation:

The equation for linear thermal expansion is \Delta L = \alpha L_0\Delta T, which means that a bar of length L_0 with a thermal expansion coefficient \alpha under a temperature variation \Delta T will experiment a length variation \Delta L.

We have then \Delta L = 0.481 foot, L_0 = 1671 feet and \alpha = 0.000013 per centigrade degree (this is just the linear thermal expansion of steel that you must find in a table), which means from the equation for linear thermal expansion that we have a \Delta T =\frac{\Delta L }{\alpha L_0} = 22.14°. As said before, these degrees are centigrades (Celsius or Kelvin, it does not matter since it is only a variation), and the foot units cancel on the equation, showing no further conversion was needed.

Since our temperature on a cool spring day was 13.0°C, our new temperature must be T_f=T_0+\Delta T = 35.14°C

3 0
4 years ago
Which one of these contains two carbon atoms and six hydrogen atoms​
kondor19780726 [428]
The second option
You can see it in the name that see represents carbon and H represents hydrogen on the periodic table. The numbers after it are the amount of items that are in the molecule
7 0
3 years ago
Read 2 more answers
Join not for bâd purpose​
saw5 [17]

Explanation:

zoom I'd - 9038735228 pwd -97cEeT I m getting bored wanna come for intresting talk

3 0
3 years ago
Read 2 more answers
A 45.0 kg skater is skating at a speed of 12.0 m/s. The skater coasts to a speed of 6.00 m/s. How much kinetic energy has the sk
ratelena [41]
Kinetic energy is the energy of an object that is moving. It is calculated from one-half the product of the mass and the change in square of the velocity of the object. It is the opposite of potential energy which the energy possessed by an object at rest. We calculate as follows:
KE = mΔv^2 / 2 = 45 ( 6^2 - 12^2 ) = -4860 J had been lost by the skater
6 0
3 years ago
8. Consider a capacitor that is made of two large conducting plates that are rectangular in shape (1 cm by 6 cm), aligned parall
Annette [7]

Answer: 7.96\ \mu C

Explanation:

Given

The dimension of the plate is 1\ cm\times 6\ cm

The gap between the plate is 0.001\ cm

Voltage applied V=15,000\ V

The capacitance of the capacitor is

C=\dfrac{\epsilon_o A}{d}\\\\C=\dfrac{8.85\times 10^{-12}\times 1\times 6\times 10^{-4}}{10^{-5}}\\\\C=53.1\times 10^{-11}\ F

Charge acquired by the capacitor

\Rightarrow Q=CV\\\Rightarrow Q=53.1\times 10^{-11}\times 15,000\\\Rightarrow Q=796.5\times 10^{-8}\\\Rightarrow Q=7.96\times 10^{-6}\ C

6 0
3 years ago
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