Answer: 196 minutes
Explanation: 26.22/9.50 = 2.76
2 hours and 76 minutes equals 196 minutes
No I do not agree. It is because work is done when force acting o a body displace or covers certain displacement in the direction of force applied .
Answers is F=7.84 N
Friction force resists the effect of horizontal force and trying to approch to a limiting force.
we have formula for limiting friction force between block and floor
F=Ц N
where N=mg
putting values we get answer.
Valleys, waterfalls, flood plains, meanders, and oxbow lakes
