A proton is released from rest at point A in a uniform electric field that has a magnitude of 7 x 104 V/m and is directed along the +ve x-axis. The proton undergoes a displacement of 0.7 m from point A to point B in the direction of E. The velocity of the proton at point B is a) 2.19 x 106 m/s, b) 3.06 x 10° m/s, c) 3.50 x 10° m/s, d) 2.77 x 106 m/s, e) 9.40 x 1012 m/s. Hint: mass of proton = 1.67 x 10-27 kg. Charge of proton 1.6 x 10-19 C.

Physics for Scientists and Engineers, Technology Update (No access codes included)
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Chapter25: Electric Potential
Section: Chapter Questions
Problem 25.11OQ: A proton is released from rest at the origin in a uniform electric field in the positive x direction...
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A proton is released from rest at point A in a uniform
electric field that has a magnitude of 7 x 104 V/m and is
directed along the +ve x-axis. The proton undergoes a
displacement of 0.7 m from point A to point B in the
direction of E. The velocity of the proton at point B is
a) 2.19 x 10 m/s,
b) 3.06 x 10° m/s,
c) 3.50 x 10° m/s,
d) 2.77 x 10 m/s,
e) 9.40 x 1012 m/s.
Hint: mass of proton = 1.67 x 10-27 kg.
Charge of proton
1.6 x 10-19 C.
TOSHIBA
5
7 V
8A 99
R
T YYIU I
6
Transcribed Image Text:A proton is released from rest at point A in a uniform electric field that has a magnitude of 7 x 104 V/m and is directed along the +ve x-axis. The proton undergoes a displacement of 0.7 m from point A to point B in the direction of E. The velocity of the proton at point B is a) 2.19 x 10 m/s, b) 3.06 x 10° m/s, c) 3.50 x 10° m/s, d) 2.77 x 10 m/s, e) 9.40 x 1012 m/s. Hint: mass of proton = 1.67 x 10-27 kg. Charge of proton 1.6 x 10-19 C. TOSHIBA 5 7 V 8A 99 R T YYIU I 6
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