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qwelly [4]
4 years ago
11

Number 2 Is the answer is right?

Physics
1 answer:
garik1379 [7]4 years ago
6 0
In question 2
The second line of equation would be 54 = 108 + 10a
get the rest from that
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a machine has an efficiency of 70 percent, how much work does the machine do when 20000 j of work is done on it a. 14000 b. 2060
Vlad [161]

Answer:

a. 14000

Explanation:

Given parameters:

Efficiency of the machine  = 70%

Work done on machine  = 20000J

Unknown:

Work done by machine = ?

Solution:

 Efficiency of a machine is determined by;

  Efficiency  = \frac{Work done by machine}{Work done on machine}  x 100  

   70  = \frac{Work done by machine}{20000} x 100

   

   70  = \frac{work done by machine}{200}  

 Work done by machine  = 70 x 200 = 14000J

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3 years ago
Which are properties of both a gas and a plasma
viktelen [127]

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Which equation is equivalent to Log (26•35) ?
Nady [450]

Answer:

Log (26) + Log (35)

6 0
3 years ago
Explain how earths lithosphere and asthenosphere work together
Aleonysh [2.5K]

Answer:

The lithosphere can affect the atmosphere when tectonic plates move and cause an eruption, where magma below spews up as lava above.

Explanation:

The lithosphere is broken into giant plates that fit around the globe like puzzle pieces. These puzzle pieces move a little bit each year as they slide on top of a somewhat fluid part of the mantle called the asthenosphere.

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The accumulation of excess electric charge on an object is called.
andreev551 [17]

Answer: Static Electricty.

Explanation: ...

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