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An Electron Moving with a Velocity = 5

Question 85

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An electron moving with a velocity An electron moving with a velocity   = 5.0 × 10<sup>7</sup> m/s   enters a region of space where perpendicular electric and a magnetic fields are present. The electric field is   = - 10<sup>4</sup>   . What magnetic field will allow the electron to go through, undeflected? A)    = + (2.0 × 10<sup>-4</sup> T)    B)    = - (2.0 × 10<sup>-4</sup> T)    C)    = + (2.0 × 10<sup>-4</sup> T)    D)    =- (2.0 × 10<sup>-4</sup> T)    E)    = + (5.0 × 10<sup>-4</sup> T)   = 5.0 × 107 m/s An electron moving with a velocity   = 5.0 × 10<sup>7</sup> m/s   enters a region of space where perpendicular electric and a magnetic fields are present. The electric field is   = - 10<sup>4</sup>   . What magnetic field will allow the electron to go through, undeflected? A)    = + (2.0 × 10<sup>-4</sup> T)    B)    = - (2.0 × 10<sup>-4</sup> T)    C)    = + (2.0 × 10<sup>-4</sup> T)    D)    =- (2.0 × 10<sup>-4</sup> T)    E)    = + (5.0 × 10<sup>-4</sup> T)   enters a region of space where perpendicular electric and a magnetic fields are present. The electric field is An electron moving with a velocity   = 5.0 × 10<sup>7</sup> m/s   enters a region of space where perpendicular electric and a magnetic fields are present. The electric field is   = - 10<sup>4</sup>   . What magnetic field will allow the electron to go through, undeflected? A)    = + (2.0 × 10<sup>-4</sup> T)    B)    = - (2.0 × 10<sup>-4</sup> T)    C)    = + (2.0 × 10<sup>-4</sup> T)    D)    =- (2.0 × 10<sup>-4</sup> T)    E)    = + (5.0 × 10<sup>-4</sup> T)   = - 104 An electron moving with a velocity   = 5.0 × 10<sup>7</sup> m/s   enters a region of space where perpendicular electric and a magnetic fields are present. The electric field is   = - 10<sup>4</sup>   . What magnetic field will allow the electron to go through, undeflected? A)    = + (2.0 × 10<sup>-4</sup> T)    B)    = - (2.0 × 10<sup>-4</sup> T)    C)    = + (2.0 × 10<sup>-4</sup> T)    D)    =- (2.0 × 10<sup>-4</sup> T)    E)    = + (5.0 × 10<sup>-4</sup> T)   . What magnetic field will allow the electron to go through, undeflected?


A) An electron moving with a velocity   = 5.0 × 10<sup>7</sup> m/s   enters a region of space where perpendicular electric and a magnetic fields are present. The electric field is   = - 10<sup>4</sup>   . What magnetic field will allow the electron to go through, undeflected? A)    = + (2.0 × 10<sup>-4</sup> T)    B)    = - (2.0 × 10<sup>-4</sup> T)    C)    = + (2.0 × 10<sup>-4</sup> T)    D)    =- (2.0 × 10<sup>-4</sup> T)    E)    = + (5.0 × 10<sup>-4</sup> T)   = + (2.0 × 10-4 T) An electron moving with a velocity   = 5.0 × 10<sup>7</sup> m/s   enters a region of space where perpendicular electric and a magnetic fields are present. The electric field is   = - 10<sup>4</sup>   . What magnetic field will allow the electron to go through, undeflected? A)    = + (2.0 × 10<sup>-4</sup> T)    B)    = - (2.0 × 10<sup>-4</sup> T)    C)    = + (2.0 × 10<sup>-4</sup> T)    D)    =- (2.0 × 10<sup>-4</sup> T)    E)    = + (5.0 × 10<sup>-4</sup> T)
B) An electron moving with a velocity   = 5.0 × 10<sup>7</sup> m/s   enters a region of space where perpendicular electric and a magnetic fields are present. The electric field is   = - 10<sup>4</sup>   . What magnetic field will allow the electron to go through, undeflected? A)    = + (2.0 × 10<sup>-4</sup> T)    B)    = - (2.0 × 10<sup>-4</sup> T)    C)    = + (2.0 × 10<sup>-4</sup> T)    D)    =- (2.0 × 10<sup>-4</sup> T)    E)    = + (5.0 × 10<sup>-4</sup> T)   = - (2.0 × 10-4 T) An electron moving with a velocity   = 5.0 × 10<sup>7</sup> m/s   enters a region of space where perpendicular electric and a magnetic fields are present. The electric field is   = - 10<sup>4</sup>   . What magnetic field will allow the electron to go through, undeflected? A)    = + (2.0 × 10<sup>-4</sup> T)    B)    = - (2.0 × 10<sup>-4</sup> T)    C)    = + (2.0 × 10<sup>-4</sup> T)    D)    =- (2.0 × 10<sup>-4</sup> T)    E)    = + (5.0 × 10<sup>-4</sup> T)
C) An electron moving with a velocity   = 5.0 × 10<sup>7</sup> m/s   enters a region of space where perpendicular electric and a magnetic fields are present. The electric field is   = - 10<sup>4</sup>   . What magnetic field will allow the electron to go through, undeflected? A)    = + (2.0 × 10<sup>-4</sup> T)    B)    = - (2.0 × 10<sup>-4</sup> T)    C)    = + (2.0 × 10<sup>-4</sup> T)    D)    =- (2.0 × 10<sup>-4</sup> T)    E)    = + (5.0 × 10<sup>-4</sup> T)   = + (2.0 × 10-4 T) An electron moving with a velocity   = 5.0 × 10<sup>7</sup> m/s   enters a region of space where perpendicular electric and a magnetic fields are present. The electric field is   = - 10<sup>4</sup>   . What magnetic field will allow the electron to go through, undeflected? A)    = + (2.0 × 10<sup>-4</sup> T)    B)    = - (2.0 × 10<sup>-4</sup> T)    C)    = + (2.0 × 10<sup>-4</sup> T)    D)    =- (2.0 × 10<sup>-4</sup> T)    E)    = + (5.0 × 10<sup>-4</sup> T)
D) An electron moving with a velocity   = 5.0 × 10<sup>7</sup> m/s   enters a region of space where perpendicular electric and a magnetic fields are present. The electric field is   = - 10<sup>4</sup>   . What magnetic field will allow the electron to go through, undeflected? A)    = + (2.0 × 10<sup>-4</sup> T)    B)    = - (2.0 × 10<sup>-4</sup> T)    C)    = + (2.0 × 10<sup>-4</sup> T)    D)    =- (2.0 × 10<sup>-4</sup> T)    E)    = + (5.0 × 10<sup>-4</sup> T)   =- (2.0 × 10-4 T) An electron moving with a velocity   = 5.0 × 10<sup>7</sup> m/s   enters a region of space where perpendicular electric and a magnetic fields are present. The electric field is   = - 10<sup>4</sup>   . What magnetic field will allow the electron to go through, undeflected? A)    = + (2.0 × 10<sup>-4</sup> T)    B)    = - (2.0 × 10<sup>-4</sup> T)    C)    = + (2.0 × 10<sup>-4</sup> T)    D)    =- (2.0 × 10<sup>-4</sup> T)    E)    = + (5.0 × 10<sup>-4</sup> T)
E) An electron moving with a velocity   = 5.0 × 10<sup>7</sup> m/s   enters a region of space where perpendicular electric and a magnetic fields are present. The electric field is   = - 10<sup>4</sup>   . What magnetic field will allow the electron to go through, undeflected? A)    = + (2.0 × 10<sup>-4</sup> T)    B)    = - (2.0 × 10<sup>-4</sup> T)    C)    = + (2.0 × 10<sup>-4</sup> T)    D)    =- (2.0 × 10<sup>-4</sup> T)    E)    = + (5.0 × 10<sup>-4</sup> T)   = + (5.0 × 10-4 T) An electron moving with a velocity   = 5.0 × 10<sup>7</sup> m/s   enters a region of space where perpendicular electric and a magnetic fields are present. The electric field is   = - 10<sup>4</sup>   . What magnetic field will allow the electron to go through, undeflected? A)    = + (2.0 × 10<sup>-4</sup> T)    B)    = - (2.0 × 10<sup>-4</sup> T)    C)    = + (2.0 × 10<sup>-4</sup> T)    D)    =- (2.0 × 10<sup>-4</sup> T)    E)    = + (5.0 × 10<sup>-4</sup> T)

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