1.

A body, under the action of a force `vec(F)=6hati -8hatj+10hatk` , acquires an acceleration of `1ms^(-2)` . The mass of this body must be.A. 200 kgB. 20 kgC. `10sqrt(2)kg`D. `6 sqrt(2) kg`

Answer» Correct Answer - C
`m=sqrt(6^(2) + (-8)^(2) + 10^(2))`
`m=sqrt(36+64+100)=10sqrt(2)`


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