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Artemon [7]
2 years ago
7

Mass is a fundamental physical quantity give scientific reason​

Physics
1 answer:
Lena [83]2 years ago
8 0

Answer:

yes

Explanation:

because it is independent of eachother

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The transfer of energy carried in rays is called convection true or false
Oxana [17]
False that is radiation
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3 years ago
A stone is dropped off a cliff and it falls for 4.8 m/s
valina [46]

Answer:

you cant caculate this because there is no question

Explanation:

7 0
3 years ago
Classify each planet as an inner planet as an inner planet or an putter planet
svet-max [94.6K]

Answer:

Mars venus earth and Mercury are inner planets

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7 0
4 years ago
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An object of mass 30kg is in free fall in a vacuum where there is no air resistance. Determine the acceleration of the object.
Luba_88 [7]

That all depends on the planet toward which the mass is falling. 

If this happens to be taking place near the Earth, then the object accelerates
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Furthermore, if there is truly no air resistance, then it makes no difference whether
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7 0
3 years ago
A horizontal pipe narrows from a radius of 0.250 m to 0.1000 m. If the speed of the water in the pipe is 1.00 m/s in the larger-
umka21 [38]

Answer:

6.25 m/s

196 kg/s

Explanation:

The areas of the pipe from big to small:

A = \pi R^2 = \pi*0.25^2 = 0.196 m^2

a = \pi r^2 = \pi*0.1^2=0.0314m^2

As the product of speed and cross-section area is constant, the speed in the smaller pipe would be

AV = av

v = \frac{AV}{a} = \frac{0.196 * 1}{0.0314} = 6.25 m/s

The mass flow rate would be:

\dot{m} = \ro AV = 1000 * 0.196 * 1 = 196 kg/s

4 0
3 years ago
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