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vredina [299]
4 years ago
7

Would a decrease in force cause a decrease in pressure

Physics
1 answer:
natta225 [31]4 years ago
4 0

IdkAnswer:

Explanation:

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A coil has a resistance of 5Ω and an inductance of 100 mH . At a particular instant in time after a battery is connected across
stich3 [128]

I have seen this question before and the correct answer would be B

Hope this helped!!

3 0
3 years ago
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A flat loop of wire consisting of a single turn of cross-sectional area 8.20 cm2 is perpendicular to a magnetic field that incre
olga nikolaevna [1]

Answer:

The  induced current is I  =  6.25*10^{-4} \  A

Explanation:

From the question we are told that  

    The number of turns is  N  =  1

     The  cross-sectional area is  A  =  8.20 cm^2  =  8.20 * 10^{-4} \ m^2

    The  initial magnetic field is  B_i  =  0.500 \ T

     The  magnetic field at time =  1.02 s  is  B_t =  2.60 \ T

     The  resistance is  R  = 2.70\  \Omega

The  induced emf is mathematically represented as

       \epsilon  = - N  *   \frac{ d\phi }{dt}

The  negative sign tells us that the induced emf is moving opposite to the change in magnetic flux

      Here  d\phi is the change in magnetic flux which is mathematically represented as

        d \phi  =  dB  *  A

Where  dB  is the change in magnetic field which is mathematically represented as

        dB  =  B_t  - B_i

substituting values

        dB  =   2.60 -  0.500

        dB  =   2.1 \ T

Thus  

      d \phi  =  2.1 * 8.20 *10^{-4}

     d \phi  = 1.722*10^{-3} \ weber

So  

     |\epsilon|  = 1   *   \frac{ 1.722*10^{-3}}{1.02}

     |\epsilon|  = 1.69 *10^{-3} \  V

The  induced current i mathematically represented as

      I  =  \frac{\epsilon}{ R }

  substituting values

       I  =  \frac{1.69*10^{-3}}{ 2.70 }

       I  =  6.25*10^{-4} \  A

7 0
4 years ago
What happens when a vector is multiplied by a scalar?
iogann1982 [59]

The scalar operates only on the magnitude of the vector. 
So the length of the vector may change ... becoming longer
or shorter ... but its direction doesn't change.


3 0
4 years ago
580 nm light shines on a double slit with d=0.000125 m. What is the angle of the third dark interference minimum(m=3)?
snow_tiger [21]

Answer:

56.3

Explanation:

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4 years ago
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Which of the following statements is true of the strong nuclear force?
vredina [299]

Explanation:

it holds protons and neutrons together

5 0
3 years ago
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