{"name":"Potential Energy Calculator","short_name":"CalcMate","description":"Calculate gravitational potential energy with the PE = mgh formula. Find GPE in Joules by entering mass, height, and gravity. Free physics tool for students and engineers.","start_url":"/en/physics/potential-energy","display":"standalone","background_color":"#ffffff","theme_color":"#10b981","icons":[{"src":"/icons/web-app-manifest-192x192.png","sizes":"192x192","type":"image/png","purpose":"any maskable"},{"src":"/icons/web-app-manifest-512x512.png","sizes":"512x512","type":"image/png"}]}