For goods-producing firms, at which of the following levels of resource planning does scheduling for individual subassemblies and resources by week and day take place?

If a particle moves along a path such that r : (3 sin t) m and ? : 2t rad, where t is in seconds. what is the particle's acceleration in m/s in 4 seconds? a)- 16.43 b)- 16.29 c)- 15.21 d)- 13.79

Select any two (2) areas of applications of chain-drive. (clo4) a)-permanent lubrication necessary b)-hydraulic forklift truck operation c)-rigging and heavy moving materials d)-relatively high maintenance costs e)-costlier than belt drives

Apressure vessel with an r/t 20 cannot be treated as thin walled vessel. a)-trune b)- false