(10 POlNTS) Multiple choice questions, PLEASE HELP

To lift a load of 100 N, the load arm is 50 cm and the input arm is 200 cm. How much force must be applied?

A) 20 N
B) 25 N
C) 100 N
D) 50 N



To lift a load of 100 N, the load arm is 100 cm and the input arm is 100 cm. How much force must be applied?

A) 100 N
B) 50 N
C) 25 N
D) 20 N



If 10 N is applied a distance of 2 m and the other side of the lever is 1 m, how much load is lifted?

A) 10 N
B) 5 N
C) 20 N
D) 15 n

T = F x d

100N..............................F
I......................................…
I......................................…
I......................................…
V....................................V
---------------------------------------
..50cm..^..........200cm......

100 N ( 0.05 m ) = F ( 0.2 m )
F = 25 N

therefore the answers are
B) 25 N
A) 100 N
C) 20 N

1)
B) 25 N

2)
A) 100 N

3)
C) 20 N.