Question

A man lifts a mass of 3kg upwards through 2m. If g=10m/s2 calculate work done

Answer 1

$g = 10\frac{m}{s^2}$

$\Delta h = 2m$

$m = 3kg$

$W = mg\Delta h= 3*10*2= 60J$

$\text{Answer :}60\ J$