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Alex73 [517]
3 years ago
8

Hypothesis what is it

Physics
1 answer:
Naya [18.7K]3 years ago
7 0

Explanation:

hope it helps.

<h3>stay safe healthy and happy.</h3>

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While riding TRAX at a constant speed of 16 m/s you walk toward the front of the car at 5 m/s.
AVprozaik [17]

Speed of the TRAX is given as 16 m/s so let say it is given as

v_t = 16 m/s

now our speed towards the front end is given by 5 m/s so this is the relative speed of us with respect to TRAX

let say this speed is given as

v_1t = 5 m/s

now we need to find the speed with respect to someone standing outside the TRAX

so here we need to find the net speed in ground frame and hence we can use the formula of relative speed

v_{1t} = v_1 - v_t

v_1 = v_{1t} + v_t

v_1 = 5 + 16

v_1 = 21 m/s

so someone outside the TRAX will see our speed as 21 m/s

4 0
3 years ago
A 0.45 m radius, 500 turn coil is rotated one-fourth of a revolution in 4.01 ms, originally having its plane perpendicular to a
AysviL [449]

Answer:

B = 0.126 T

Explanation:

As per Faraday's law we know that rate of change in magnetic flux will induce EMF in the coil

So here we can say that EMF induced in the coil is given as

EMF = \frac{\phi_2 - \phi_1}{\Delta t}

initially the coil area is perpendicular to the magnetic field

and after one fourth rotation of coil the area vector of coil will be turned by 90 degree

so we can say

\phi_1 = NBAcos 0 = BA

\phi_2 = NBAcos 90 = 0

now we will have

EMF = \frac{NBA}{t}

10,000 V = \frac{(500)(B)(\pi \times 0.45^2)}{4.01\times 10^{-3}}

B = 0.126 T

3 0
3 years ago
What ideas from the American Revolution inspired leaders of the French Revolution
Veronika [31]

Answer:

The newly-formed government of the United States also became a model for French reformers. Ideas that were once just abstract thoughts – such as popular sovereignty, natural rights, constitutional checks and balances and separation of powers – were now part of an actual political system that worked

3 0
3 years ago
Read 2 more answers
Why is the energy stored in the wire per unit volume=1/2*strain*stress​
Sav [38]

Answer:

have tried it and the units end up being Nm^-2 (the unit of stress) however the unit for joules is Nm.

Source https://www.physicsforums.com/threads/why-does-1-2-stress-strain-equal-the-energy-stored-per-unit-volume-in-a-wire.565495/

6 0
3 years ago
Where is the turning effect of a force greater on a door
Varvara68 [4.7K]

Answer:

Explanation: forces can cause an object to rotate and the turning effect of the force is called a moment. If a resultant force acts on an object about a fixed turning point  it will cause the object to rotate e.g. turning a  with a spanner, applying a screwdriver, opening a door fixed on

3 0
3 years ago
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