MCQ
A box was pushed equal distance on four different surfaces. The force needed for each surface was recorded in the given table.
On which surface was the friction least?
|
Surface
|
$M$
|
$N$
|
$O$
|
$P$
|
|
Force Needed (N)
|
$670$
|
$570$
|
$320$
|
$500$
|
- A$M$
- B$N$
- ✓$O$
- D$P$