3- Find the cross product between ä x b = ĉ. If a = 5i – 4j + 3k, b=-7i +2j - 8k O (a) 24i+19j-15k O (b) 26i+19j-18k O (c) 3i+4j-24k O (d)1i+2j+6k 4. A current of 25 A flews west in a wire that magnetic forces of 0.75 a/m.What is the strength of the magnetic lield which is directed du south? (a) 9.8 (N/C) O (b) 9.8x10^(-7) T O (c) 2x10 (T/m) O (d) 0.03T
3- Find the cross product between ä x b = ĉ. If a = 5i – 4j + 3k, b=-7i +2j - 8k O (a) 24i+19j-15k O (b) 26i+19j-18k O (c) 3i+4j-24k O (d)1i+2j+6k 4. A current of 25 A flews west in a wire that magnetic forces of 0.75 a/m.What is the strength of the magnetic lield which is directed du south? (a) 9.8 (N/C) O (b) 9.8x10^(-7) T O (c) 2x10 (T/m) O (d) 0.03T
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Transcribed Image Text:3- Find the cross product between a xb c.
If a = 5i – 4j + 3k, b= -7i + 2j – 8k
O (a) 241+19j-15k
O (b) 26i+19j-18k
O (c) 3i+4j-24k
O (d)1i+2j+6k
4- A current of 25 A lows west in a wire that magnetic forces of 0.75 a/m what is the
strength of the magnetic lield which is directed du south?
(a) 9.8 (N/C)
O (b) 9.8x10^(-7) T
(c) 2x10 (T/m)
O (d) 0.03T
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