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goldenfox [79]
3 years ago
15

When a runner increases her speed from 75 m/s to 115 m/s in 25 s,her acceleration is _____

Physics
1 answer:
Angelina_Jolie [31]3 years ago
8 0
The acceleration would actually be 1.6 m/s^2. Acceleration= final velocity-initial velocity/time taken. When you do that formula it comes out to equal that.
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Estimate the monthly cost of using a 700 W refrigerator that runs for 10 hours a day if the cost per kilowatt hours is cents $.2
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Answer:

$4.2

Explanation:

Given data

Power= 700W

time= 10 hours

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Let us find the number of hours in a month

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Energy= 7*3

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cross multiply

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Which applications, either for diagnostic purposes or for therapeutic purposes, involve radioactive materials placed in the body
CaHeK987 [17]

When a radioactive material is required to be placed in the body, the applications are brachytherapy and radioisotope imaging.

Radioactive materials are elements which has the ability to disintegrate by emitting radioactive substance or radiation. A good example of this is Cobalt-60, Titanium-99 etc.

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Radioisotope imaging is a diagnostic process which is an imaging technique that may require placing a radioactive material in the body so as to trace or locate the affected part of the body. In this case, the material is used as a tracing element.

The applications that require the placing of radioactive materials in the body are brachytherapy and radioisotope imaging.

For more explanation, visit: brainly.com/question/9790340

5 0
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Nastasia [14]

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Explanation:

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