Question

a spring 40mm long is stretched by appling force. if 10N force ir required to stretch the spring through 1mm then work done in stretching spring through 40mm is??​

Answer 1

Hey mate! this is very easy answer and answer is here,

If 10N are for 1mm

then

$10 \times 40 = 400$

because 1had 10

and 40 had 400.

Hope this will help you.

Mark as brainlist if useful for you.