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CGPET 2017 Solved Paper
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© examsnet.com
Question : 11
Total: 150
A charge
q
moves in a region where electric field and magnetic field both exist. The force on it is
q
(
v
×
B
)
q
E
+
q
(
v
×
B
)
q
E
+
q
(
B
×
v
)
q
B
+
q
(
E
×
v
)
Validate
Solution:
Total force on charge
F
=
F
E
+
F
m
=
q
E
+
q
(
v
×
B
)
© examsnet.com
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