Question

A supari cutter is shown in the figure. Calculate the minimum effort (in Newtons) required to lift the load of 4 kg. (Figure is not to the scale)

• A. 2.5
• B. 3.5
• C. 4.5
• D. 5.5

Answer 1

Answer: (A)

2.5

$E\times EA=L\times LA$
$E\times 96=4\times 6\times 10$
$E=\frac{4\times 6\times 10}{96}=2.5N$