A force of 39 kg. wt is acting at a point p ( -4,2,5) in the direaction ` 12hati -4hatj -3hatk`
Channel: Doubtnut
Date: 24/05/2020

A force of 39 kg. wt is acting at a point p ( -4,2,5) in the direaction ` 12hati -4hatj -3hatk` . The moment of this force about a line through the origin having the direction of ` 2hati -2hatj + hatk` is