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qwelly [4]
4 years ago
7

Please help PHYSICS

Physics
2 answers:
Wittaler [7]4 years ago
5 0

Answer:

Explanation:

8s

viktelen [127]4 years ago
3 0

Answer:

its 5.0

Explanation:

subtract 6.0-1.0

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What property does matter have that energy does not'?
krok68 [10]
<span>The property that matter has that energy does not is that matter has size, shape and occupies space. Matter also has inertia. Energy does not have any of these.</span>
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3 years ago
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A physicist performing a sensitive measurement wants to limit the magnetic force on a moving charge in her equipment to less tha
lawyer [7]

Answer:

Maximum charge will be 6.66\times 10^{-9}C

Explanation:

We have given force ion the moving charge F=10^{-12}N

Maximum speed of the moving charge v = 30 m /sec

Magnetic field B=5\times 10^{-5}T

We have to fond the charge

Force on moving charge is given by

F=qvB

So 10^{-12}=q\times 30\times 5\times 10^{-5}

q=6.66\times 10^{-9}C

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5 0
4 years ago
Three crates with various contents are pulled by a force F pull = 3615 N across a horizontal, frictionless roller‑conveyor syste
Dmitry_Shevchenko [17]

Answer:

m1=914.9kg

m2=604.9kg

m3=864.75kg

Explanation

I think we are suppose to find the mass of the crate.

The effective force that moves the body in positive x direction is 3615N

ΣFx = Σma

Then Fx=3615N

Then the masses be m1, m2 and m3

Then,

ΣF = Σ(ma)

3615=(m1+m2+m3)a

Given that a=1.516

The masses are

m1+m2+m3=, 2384.56. Equation 1

Between mass 1 and mass 2 is, F12=1387.

The effective force that pull mass 1 is 1387.

F12=m1 ×a

Therefore,

m1=F12/a

m1=1387/1.516

m1=914.9kg.

The effective force that pulls crate 1 and crate 2 is F23

F23=(m1+m2)a

Therefore

2304=(m1+m2)a

Therefore, since a=1.516

m1+m2=2304/1.516

m1+m2=1519.8kg

Since m1=914.9kg

So, m2=1519.8-m1

m2=1519.8-914.9

m2=604.9kg

Also from equation 1

m1+m2+m3=2384.56

Since m1=914.9kg and m2=604.9kg

Then, m3=2384.56-604.9-914.9

m3=864.75kg

3 0
3 years ago
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