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avanturin [10]
3 years ago
12

You have a box of filled with gas and by some process you double the number of atoms in the box, but now each one only has (on a

verage) half as much energy as before the process started.
What has happened to the thermal energy and temperature of the gas, respectively?

-Thermal energy increased, temperature decreased.

-Thermal energy decreased, temperature unchanged.

-Thermal energy unchanged, temperature unchanged.

-Thermal energy unchanged, temperature decreased.
Physics
1 answer:
Fed [463]3 years ago
7 0

Answer:

<u>Option-(D):</u>Thermal energy unchanged, temperature decreased.

Explanation:

<u>Thermal energy and Temperature,T:</u>

Thermal energy of the system is remained unchanged while the temperature,T of the objects present inside the system is more associated with the objects fundamental properties which each matter shows or exhibits in nature.

While the thermal energy is the flow or exchange of thermal or heat energy between the different objects in interaction to each other.

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What social science, which deals with the behavior and thinking of organisms, differs from sociology primarily in that it focuse
Svetlanka [38]

Answer : The correct answer is- Psychology.

As per the American Psychological Association, psychology can be described as the scientific study of mind and behavior of a particular individual.


There are primarily four goals of psychology that are to describe, to explain, to predict, and to control the  mental processes as well behavior of a person.

On the contrary, sociology focuses on behaviour of group of individuals. It is the study of structure, function as well as development of society.


Thus, psychology is the right answer to the question.

5 0
4 years ago
Read 2 more answers
During takeoff, an airplane goes from 0 to 60 m/s in 10 s.
Elis [28]

Answer:

see below

Explanation:

acceleration = Δv /Δt

  for this situation  60 / 10 = 6 m/s^2

B)  vf = vo + at

vf = 0   + 6(3)  =<u> 18 m/s   after 3 seconds </u>

<u />

C)   vf = at

60 = 6 ( t)      t = 10 seconds   ( actually, this was given)  

d = 1/2 a t^2

  = 1/2 (6) (10)^2 = <u>300 m  </u>

<u />

8 0
1 year ago
4
andrew-mc [135]

Answer:

zerihun beyene

Explanation:

<h2>state its advantages</h2>
6 0
3 years ago
A geothermal plant uses geothermal water (yes a liquid) extracted from beneath the Earth using drilling apparatus. The geotherma
Sophie [7]

Answer:

4.1%

Explanation:

Given that water specific heat c = 4186 J/kgC. If water is flowing with mass rate of 200kg/s and temperature is dropping from 200C to 25C. Then the thermal energy rate from the water should be

P_i = mc\Delta t = 200*4186*(200 - 25) = 146510000&#10;J/s or 146510kW

Since the turbine is only able to extract 6000kW of power, then the thermal efficiency is:

Eff = \frac{P_o}{P_i} = \frac{6000}{146510} = 0.041 or 4.1%

8 0
3 years ago
Tâm ống dẫn đặt dưới đường phân giới giữa nước và thuỷ ngân h1 = 820mm, chênh lệch chiều cao cột thuỷ ngân h2 = 880mm (Hg = 13,
gayaneshka [121]

Answer:

P = 79993.43245

Explanation:

Được -

Vị trí tâm ống dẫn dưới đường thuỷ ngân h1 = 820 mm

Chênh lệch chiều cao của cột thủy ngân h2 = 880mm

Tỷ trọng của thủy ngân = 13,5951 g / cm3

P = mật độ * gia tốc do trọng lực a * h

Thay thế các giá trị đã cho, chúng ta nhận được -

P = 13,5951 g / cm3 * 980,665 cm / s2 * (88-82) cm

P = 79993.43245

8 0
3 years ago
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