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irinina [24]
3 years ago
7

You have a summer job working at a company developing systems to safely lower large loads down ramps. Your team is investigating

a magnetic system by modeling it in the laboratory. The safety system is a horizontal conducting bar that can slide on two parallel conducting rails running down the sides of the ramp. At the bottom of the ramp, the two rails are connected to a power supply. The magnetic field is uniform and vertical.
Required:
Your task is to calculate the maximum power supply voltage which holds the bar stationary, as a function of the mass of the bar, the strength of the magnetic field, the angle of the ramp from the horizontal, the length of the bar which is the same as the distance between the tracks, and the resistance of the bar. Assume that all of the other conductors in the system have a much smaller resistance than the bar.
Physics
1 answer:
pshichka [43]3 years ago
6 0

Answer:

O I'm a goofy goober yeah you're a goofy goober yeah we're all goofy goobers yeah goofy goofy goobers yeah

Explanation:

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Quiet sound made what?
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Answer:

The straight line

Explanation:

All the other stuff is sound waves
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A truck covers 40.0 m in 7.80 s while uniformly slowing down to a final velocity of 1.70 m/s. Please provide with explanation an
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Answer:

a = -0.223 m/s

Explanation:

4 0
3 years ago
What area must the plates of a capacitor be if they have a charge of 5.7uC and an electric field of 3.1 kV/mm between them? O 0.
kirill [66]

Answer:

Area of the plates of a capacitor, A = 0.208 m²

Explanation:

It is given that,

Charge on the parallel plate capacitor, q = 5.7\ \mu C=5.7\times 10^{-6}\ C

Electric field, E = 3.1 kV/mm = 3100000 V/m

The electric field of a parallel plates capacitor is given by :

E=\dfrac{q}{A\epsilon_o}

A=\dfrac{q}{E\epsilon_o}

A=\dfrac{5.7\times 10^{-6}\ C}{3100000\ V/m\times 8.85\times 10^{-12}\ F/m}

A = 0.208 m²

So, the area of the plates of a capacitor is 0.208 m². Hence, this is the required solution.

8 0
3 years ago
Which gas law describes the relationship between temperature and pressure at a constant volume
Lelechka [254]
<span>Gay-Lussac's Law:  The Pressure Temperature Law</span>
7 0
4 years ago
Read 2 more answers
Two point sources are vibrating in phase producing two-dimensional water wave interference. The first antinodal line on either s
Viktor [21]

For all antinodal positions we know that

\Delta \phi = 2N\pi

now we also know the relation between phase difference and path difference

\Delta \phi = \frac{2\pi}{\lambda}\Delta x

now we will have

2N\pi = \frac{2\pi}{\lambda}\Delta x

now from above equation we will have

\Delta x = N\lambda

now for the first anti node position

N = 1

\Delta x = \lambda

Option D is correct

4 0
3 years ago
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