The work done against gravity in taking $10 \,kg$ mass at $1\,m$ height in 1sec will be....$J$
The work done against gravity in taking $10 \,kg$ mass at $1\,m$ height in 1sec will be....$J$
$49 $
$98$
$196 $
None of these
The work done against gravity in taking $10 \,kg$ mass at $1\,m$ height in 1sec will be....$J$
Work done$ = mgh = 10 \times 9.8 \times 1 = 98\,J$