3) An electron is accelerated through a potential difference of 1 kV, then passes through a region of uniform magnetic field. a) What field strength will make the electron re-enter the region of electric field= b) What is the final velocity of the electron when it reaches the plate at potential OV? X X X L-2 cm X.X X |X X X OV 1 kV

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3) An electron is accelerated through a potential difference of 1 kV, then
passes through a region of uniform magnetic field.
a) What field strength will make the electron re-enter the region of electric field?
b) What is the final velocity of the electron when it reaches the plate at potential
0V?
X X X
L-2 cm
X X X
Ov
1 kV
Transcribed Image Text:3) An electron is accelerated through a potential difference of 1 kV, then passes through a region of uniform magnetic field. a) What field strength will make the electron re-enter the region of electric field? b) What is the final velocity of the electron when it reaches the plate at potential 0V? X X X L-2 cm X X X Ov 1 kV
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