An accelerating voltage of 2415 v is applied to an electron, Ask an Expert

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An accelerating voltage of 2415 V is applied to an electron gun, producing a beam of electrons originally traveling horizontally north in vacuum toward the center of a viewing screen 32.0 cm away.

(a) What are the magnitude and direction of the deflection on the screen caused by the Earth's gravitational field?

Magnitude___________

b) What are the magnitude and direction of the deflection on the screen caused by the vertical component of the Earth's magnetic field, taken as 20.0 mT down?

Magnitude __________

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