Write a class room. a room class containsan int instance variable for the area (in square feet) of the roomone constructor that takes the area of the room as a parameteran accessor, int getsquarefeet() that returns the area of the rooman accessor, int getcapacity() that returns the capacity of the room. the capacity is given by dividing the square feet by 9 (using integer division).an accessor, string tostring() that returns the square feet and capacity of the room.

What precautions should you take to prevent injuries when dealing with heavy loads?

Afour cylinder four-stroke in-line engine has a stroke of 160mm, connecting rod length of 150mm, a reciprocating mass of 3kg and its firing order is 1-3-4-2. the spacing between cylinders is 100mm. i. show that the engine is in balance with regard to the primary inertia forces and primary 3. a and secondary inertia couples. li determine the out of balance secondary inertia force ii. propose ways of balancing this out of balance force and discuss the challenges that will arise

The drive force for diffusion is 7 fick's first law can be used to solve the non-steady state diffusion. a)-true b)-false