Two harmonic waves moving in the same direction superimpose to form a wave $x = {\rm{a}}\cos (1.5{\rm{t}})\cos (50.5{\rm{t}})$ where t is in seconds. Find the period with which they beat. (close to nearest integer)
Hello 👋 Welcome to Competishun – India’s most trusted platform for JEE & NEET preparation. Need help with JEE / NEET courses, fees, batches, test series or free study material? Chat with us now 👇