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Rainbow [258]
2 years ago
13

HELPPPPP PLEASEEEEEE

Physics
1 answer:
zalisa [80]2 years ago
3 0
The speed of the disturbances in The waves should remain the same since they are all electromagnetic waves (C=3*10^8m/s)
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Battery based heaters use electric resistance heating, which uses a lot of current (electricity) to create the heat.
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What <br> material gives the soil its high fertility?
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Whick type of macromolecule is made up of subnits that are called amino acids
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3 years ago
An electric field of 2.09 kV/m and a magnetic field of 0.358 T act on a moving electron to produce no net force. If the fields a
My name is Ann [436]

Answer:

The velocity is  v =  5838 \ m/s

Explanation:

From the question we are told that

   The electric field is E  =  2.09 kV/m =  2.09 *10^{3} \ V/m

    The magnetic field is  B  =  0.358 \ T

     

Generally the force experienced by the electron due to the magnetic field is

         F_m  =  qvB

Generally the force experienced by the electron due to the electric  field is

       F_e =  qE

Since from the question the net force is zero  then

     F_e =  F_m

=>    v =  \frac{E}{B}

Substituting values

      v =  \frac{2.09*10^{3}}{0.358 }

    v =  5838 \ m/s

     

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Maya uses a tuning fork of frequency 250 Hz to produce transverse wave on a stretched string. Her friend justin measure the dist
Viktor [21]

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V=FL/2=250*0.05/2

7 0
3 years ago
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