Homework Help: Physics

Posted by Anonymous on Sunday, September 16, 2012 at 7:43pm.

The electron gun in a television tube
is used to accelerate electrons with mass
9.109 × 10−31 kg from rest to 3 × 107 m/s
within a distance of 2.4 cm.
What electric field is required? The funda-
mental charge is 1.602 × 10−19 C.
Answer in units of N/C

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