2 The picture shows the corner of the door of a refrigerator. refrigerator door
magnetised strip
fastened to
refrigerator door
steel case of
refrigerator
Explain why the door stays shut after it has been closed.

What is binding energy and separation energy

Determine the change in width a, height b, thickness t when a plate is subjected to the uniform distributed load and is made of material having modulus of elasticity e=230 gpa and poisson's ratio ν=1/3. given : a=400 mm and b= 300 mm also the uniformly distributed load in downward y direction of plate is 2 mn/m and in the positive x direction is 3 mn/m and t=20 mm

Compare the horizontal displacement of the two balls as they travel to the ground. what do you observe?