Find the moment of ` vec F` about point (2, -1, 3), where force ` vec F=3 hat i+2 hat j-4 hat k` is acting on point (1, -1, 2).

Find the moment of vec F about point (2,-1,3), where force vec F=3hat i+2hat j-4hat k is acting on point (1,-1,2)

What is the magnitude of the moment of the couple consisting of the force vec(F)=3 hat(i)+2hat(j)-hat(k) acting through the point hat(i)-hat(j)+hat(k) and -vec(F) acting through the point 2hat(i)-3hat(j)-hat(k) ?

The moment of the force, vec F = 4 hat i + 5 hat j - 6 hat k at (2,0,-3), about the point (2,-2,-2) is given by

A particle acted on forces vec F_(1)= 3 hati -hat j+ 3 hat k and vecF_(2)= 2 hat i + 3 hat j - 4 hatk , is displaced from the point (3, -2, -1) to the point (1, 5,-2) . Find the total work done by the forces.

Find the projection of vec b+ vec c on vec a , where vec a = 2 hat i-2 hat j+ hat k , vec b = hat i+2 hat j-2 hat k and vec c=2 hat i- hat j+4 hat k .

Find the projection of vec b+ vec c on vec a where vec a=2 hat i-\ 2 hat j+\ hat k ,\ vec b=\ hat i+\ 2 hat j-\ 2 hat k and vec c=2 hat i-\ hat j+\ 4 hat k

The image of the point (1,2,3) about the line vec r=(2hat i+3hat j-hat k)+lambda(hat i2hat j+2hat k) is

Find the work done by the force F=3 hat i- hat j-2 hat k acting on a particle such that the particle is displaced from point A(-3,-4,1) and B(-1,-1,-2)dot

The moment of the force, vec(F) = 4hat(i) + 5 hat(j) - 6 hat(k) at (2, 0, -3), about the point (2, -2, -2), is given by

Find ( vec a+3 vec b).(2 vec a- vec b) , If vec a= hat i+ hat j+2 hat k and vec b=3 hat i+2 hat j- hat k