Gdesign an application for a pizzaria. the user can make a choice of size (small $7, medium $9, large $11, or extra large $14), and any number of toppings at 50 cents each. make the toppings a jcheckbox so the user can pick and choose. provide an updated price for their pizza choice. make the order form realistic and easy to use. be sure to use title, fonts, colors and panels (or layouts). save the file as jpizza. java upload or copy the java file into the dropbox and submit

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