{"product_id":"pendulo-simple-pendulum-physics-mug","title":"Pendulo – Simple Pendulum Physics Mug","description":"\u003cp\u003eWhy do grandfather clocks have long pendulums? Pendulo keeps time. For small swings, a simple pendulum’s period is T = 2π√(L\/g): it depends on length and gravity, not on the bob’s mass. A one-metre pendulum takes about two seconds per full swing. Galileo first noticed the timing. Pixel-art black ceramic mug in 11 or 15 oz; equation, symbols and sources in the physics panel below.\u003c\/p\u003e","brand":"Printify","offers":[{"title":"11oz","offer_id":50420032405607,"sku":"81375274707979359815","price":21.99,"currency_code":"USD","in_stock":true},{"title":"15oz","offer_id":50420032438375,"sku":"20876142841175806665","price":23.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0596\/8746\/9159\/files\/pendulo_closeup_2400.png?v=1791690283","url":"https:\/\/pixelatedphysics.com\/products\/pendulo-simple-pendulum-physics-mug","provider":"Pixelated Physics","version":"1.0","type":"link"}