The magnetic field ♬ is defined as B = B. (1+2j-4) Tand the velocity of the test charge in this field is vv, (3î - j+2k) m/s. What is the electric field when the net force exerted on the test charge becomes zero at certain point in the given magnetic field? (a) v, B. (31-23-84) N/C (b) -v, B. (3i+j-sk) N/C (c) -v, B. (14j+7k) N/C (d) v, B. (14 j+ 7 k) N/C
The magnetic field ♬ is defined as B = B. (1+2j-4) Tand the velocity of the test charge in this field is vv, (3î - j+2k) m/s. What is the electric field when the net force exerted on the test charge becomes zero at certain point in the given magnetic field? (a) v, B. (31-23-84) N/C (b) -v, B. (3i+j-sk) N/C (c) -v, B. (14j+7k) N/C (d) v, B. (14 j+ 7 k) N/C
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Transcribed Image Text:The magnetic field ♬ is defined as B = B, (î+2j- 4k) T and the velocity of the test
charge in this field is v = v₁ (3î − j + 2k) m/s . What is the electric field when the net
force exerted on the test charge becomes zero at certain point in the given magnetic
field?
(a) v, B. (31-23-82) N/C
(b) -v, B. (3i+j-sk) N/C
(c) -v, B. (14j+7k) N/C
(d) v, B. (14j+7k) N/C
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