The length of a nut-cracker is 12 cm.

0 votes
1 view
asked 6 days ago in Class X Science by navnit40 (-1,119 points)

The length of a nut-cracker is 12 cm. A nut when kept at a distance of 4 cm from its fulcrum requires an effort of 100 gf to crack it. What force will be required to crack the nut without using the nut-cracker?

Please log in or register to answer this question.

1 Answer

0 votes
answered 6 days ago by priya12 (-10,126 points)

Given : Effort arm = 12 cm, Load arm = 4 cm, Effort E = 100gf,

Load L = ?

(Nut cracker is the lever of second order)

Since, Load/Effort = Effort arm/Load arm

     L/100 = 12/4

Or L = 300 gf.

Thus, a force of 300 gf is required to crack the nut without using the nut cracker.

Related questions

0 votes
1 answer
asked 6 days ago in Class X Science by aditya23 Expert (1,763 points)
0 votes
1 answer
asked 6 days ago in Class X Science by muskan15 (-1,113 points)
0 votes
1 answer
0 votes
1 answer
...