pendulum ງ່າຍດາຍທີ່ມີໄລຍະເວລາ, ຄວາມຍາວ, ເຄື່ອງຄິດໄລ່ການເລັ່ງ I want to calculate Period(T)Length(L)Acceleration of Gravity(g) Length(L) = m Acceleration of Gravity(g) = m/s2 Period(T) = s