The wires that will have the least resistance is :
C. A short thick wire
in order to get the least resistence, you need the wire to be the lowest in length and the highest in Area
hope this helps
A cart is pulled by horizontal force such that it moves with constant velocity
So here since velocity is constant we can say that its acceleration will be ZERO
now here for zero acceleration we can say

So here we will have

here we know that

so we will have


so here applied force on handle will be
<em>b. 10 N</em>
Between centre of curvature and principal focus.
Answer:
your the class suru and Sahiba and Sahiba are all guddu saifi and Mam aap Aman and Sahiba are not