Question #daf7a Physics Introduction to Physics Measurement and Units 1 Answer P dilip_k Oct 26, 2016 We know #"Unit of energy"# #=("unit of mass"xx"unit of length"^2)/"unit of time"^2# #"So New Unit of energy"# #=(10kgxx(10m)^2)/"min"^2->"considering new system"# #=(10kgxx(10m)^2)/"60s"^2# #=(10kgxx(10m)^2)/(3600s^2)# #=5/18xx(kgm^2)/s^2# #=5/18xxNm=5/18J=1/3.6J# So #" "1J=3.6xx"New unit of energy"# Hence the numeric value of 1J in new system is 3.6 Answer link Related questions Why do scientists prefer the SI units over the old English system of measurement? What is the SI unit force weight work and energy? What is the smallest metric measurement? What SI unit is energy measured in? Why is measurement accuracy important? Why are measurements approximations? What is the SI derived unit of electric charge? Are si units the same as metric units? Why are standardized units of measurement important? What units of measurement are used to describe wavelengths? See all questions in Measurement and Units Impact of this question 3537 views around the world You can reuse this answer Creative Commons License