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xenn [34]
3 years ago
6

Why are curved roads banked​

Physics
1 answer:
mr Goodwill [35]3 years ago
6 0

Answer:

So that vehicles do not topple or skid off the road.

Explanation:

As a vehicle is negotiating a curve, two equal and opposite forces act on the vehicle; centripetal force which keeps it moving and centrifugal force which tends to throw it out of the path.

In order to avoid skidding off the road curved roads are banked. Banking a curved surface provides the centripetal force that points towards the center of the road hence the vehicle or car does not skid off or topple.

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A generator has a square coil consisting of 269 turns. The coil rotates at 113 rad/s in a 0.222-T magnetic field. The peak outpu
Natalka [10]

Answer:

length of one side of the coil is 0.1083 m

Explanation:

given data

no of turn = 269

coil rotates = 113 rad/s

magnetic field = 0.222-T

peak output = 79.2 V

solution

we will apply here formula for maximum emf induced in a coil that is

εo = N × A × B × ω    ........................1

and here Area A = l²

so

l = \sqrt{A}

put here value of A from equation 1

I = \sqrt{\frac{\epsilon _o}{N\times B\times \omega} }  

put here value and we will get

l =  \sqrt{\frac{79.2}{269\times 0.222\times 113}}

l = 0.1083 m

5 0
4 years ago
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What would happen if you drop and egg
dexar [7]

Answer:

It would crack.

Explanation: The pressure from dropping it would crush the eggshell therefore breaking the egg.

5 0
4 years ago
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7.
m_a_m_a [10]
I think it’s 5.0 X 10 8Hz
5 0
3 years ago
A sample of gas initially has a volume of 859 ml at 565 k and 2.20 atm. What pressure will the sample have if the volume changes
Brut [27]

Answer:

10.2 atm

Explanation:

Use ideal gas law:

PV = nRT

Initial number of moles is:

(2.20 atm) (0.859 L) = n (0.0821 atm L / mol / K) (565 K)

n = 0.0407 mol

At the new volume and temperature, the pressure is:

P (0.268 L) = (0.0407 mol) (0.0821 atm L / mol / K) (815 K)

P = 10.2 atm

8 0
3 years ago
How do electric and magnetic fields interact in an electromagnetic wave?
kotegsom [21]

Answer:

Electric and magnetic field waves are oriented at 90 degree angles relative to each other.

Explanation:

8 0
3 years ago
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