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If the resultant of three forces vec...

If the resultant of three forces ` vec F_1=p hat i+3 hat j- hat k , vec F_2=6 hat i- hat ka n d vec F_3=-5 hat i+ hat j+2 hat k` acting on a parricle has magnitude equal to 5 units, then the value of `p` is a. `-6` b. `-4` c. `2` d. `4`

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If the resultant of three forces vec F_1=p hat i+3 hat j- hat k , vec F_2=6 hat i- hat k and vec F_3=-5 hat i+ hat j+2 hat k acting on a parricle has magnitude equal to 5 units, then the value of p is a. -6 b. -4 c. 2 d. 4

If the resultant of three forces vec(F_(1))=phat(i)+3hat(j)-hat(k), vec(F_(2))=6hat(i)-hat(k) " and " vec(F_(3))=-5hat(i)+hat(j)+2hat(k) acting on a particle has a magnitude equal to 5 units, then the value of p is -

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CENGAGE PUBLICATION-VECTOR ALGEBRA-All Questions
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  2. If the vectors hat i- hat j , hat j+ hat k and vec a form a triangl...

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  4. If vec a, vec b, vec c are unit vectors satisfying the condition veca+...

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  5. The vector hat i+x hat j+3 hat k is rotated through an angle theta an...

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  6. Prove that point hat i +2 hat j - 3 hat k ,2 hat i - hat j + hat k ...

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  7. Show that the point A , B and C with position vectors vec a =3 hat i ...

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  9. Find the unit vector in the direction of vector vec (PQ), where P and...

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  10. For given vector, vec a = 2 hat i j +2 hat k and vec b = - hat i + ...

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  12. Find a vector in the direction of the vector 5 hat i - hat j + 2 h...

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