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ale4655 [162]
3 years ago
15

What are the basic Sl units?

Physics
2 answers:
denis-greek [22]3 years ago
6 0

The SI system, also called the metric system, is used around the world. There are seven basic units in the SI system: the meter (m), the kilogram (kg), the second (s), the kelvin (K), the ampere (A), the mole (mol), and the candela (cd).

zmey [24]3 years ago
3 0
Standard units of measurement defined by the International System of Units The standard units of measurement defined by the International System of Units are seven basic quantities of what is now known as the International System of Quantities: they constitute, in particular, a basic collection from which all other SI units can be derived.
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The amount by which a machine multiplies input force is known as
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Mechanical advantage is the amount by which a machine multiplies input force. It is a measure of the force amplification using a tool or machine system. 
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A toy plane is flying in a horizontal circle by being attached to a 0.75 meter string. The plane has a mass of 101.7 grams and m
nadezda [96]

Answer:

F = 2,894 N

Explanation:

For this exercise let's use Newton's second law

      F = m a

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     a = v² / r

Angular and linear variables are related.

     v = w r

Let's replace

     F = m w² r

The radius r and the length of the rope is related

    cos is = r / L

    r = L cos tea

Let's replace

    F = m w² L cos θ

Let's reduce the magnitudes to the SI system

     m = 101.7 g (1 kg / 1000g) = 0.1017 kg

      θ = 5 rev (2π rad / rev) = 31,416 rad

     w =  θ / t

     w = 31.416 / 5.1

     w = 6.16 rad / s

     F = 0.1017 6.16² 0.75 cos  θ

     F = 2,894 cos  θ

The maximum value of F is for  θ equal to zero

     F = 2,894 N

7 0
3 years ago
_____ you remember to put the lid back on the jar of mayonnaise​
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Answer:

Did you remember to put the lid back on the jar of mayonnaise?

Explanation: Hope this helps :)

7 0
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A graph of angular position v. time has the following equation:
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Answer:

you can simply answer by derivative = 3.5x^2+25x+250-y=0 you can derivate this eqn 7x +25-1=0 7x=24 yo u can divide you get it

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erica [24]
When an object's atoms move faster, its thermal energy increases and the object becomes warmer.
4 0
3 years ago
Read 2 more answers
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