Question text
11 A uniform beam is pivoted at its midpoint. An object weighing 40N is placed on the beam 20cm to the left of the pivot as shown. 20 cm object left pivot right 40 N Which force and position balances the system? A 20N acting downwards, 40cm to the right of the pivot B 20N acting upwards, 40cm to the right of the pivot C 50N acting downwards, 10cm to the left of the pivot D 50N acting upwards, 10cm to the left of the pivot
11 A uniform beam is pivoted at its midpoint. An object weighing 40N is placed on the beam 20cm
to the left of the pivot as shown.
20 cm
object
left pivot right
40 N
Which force and position balances the system?
A 20N acting downwards, 40cm to the right of the pivot
B 20N acting upwards, 40cm to the right of the pivot
C 50N acting downwards, 10cm to the left of the pivot
D 50N acting upwards, 10cm to the left of the pivot
Select your answer: