Question

If Forece vector is6i^+8j^+10k^. the body accelerate at 1m/s^2. find mass of body

Answer 1

i think it should be 10 (2)^1/2

Answer 2

find the magnitude of force :
$\sqrt{( {6}^{2} } + {8}^{2} + {10}^{2} ) = 10 \sqrt{2}$
now,
m = F/a
$= \frac{10 \sqrt{2} }{1} = 10 \sqrt{2} kg$