ഇപ്പോൾ പ്ലെയിൻ തരംഗങ്ങൾക്കായി, നിങ്ങൾ വൈദ്യുതകാന്തിക സിദ്ധാന്തത്തിൽ നിന്ന് ഓർക്കുകയാണെങ്കിൽ മൊമെന്റം p, അതായത് യൂണിറ്റ് വോളിയത്തിന് മൊമെന്റം ഉള്ളടക്കം u /c പോലെയാണ്.
ఇప్పుడు సమతల తరంగాల కోసం, మీరు విద్యుదయస్కాంత సిద్ధాంతం నుండి గుర్తుచేసుకుంటే మొమెంటం p ఇది ఏకాంక ఘణపరిమాణానికి మొమెంటం పరిమాణం ఇది u / c కి సమానంగా ఉంటుంది.