Agundrilling operation is used to drill a 9/64-in diameter hole to a certain depth. it takes 4.5 minutes to perform the drilling operation using high pressure fluid delivery of coolant to the drill point. the current spindle speed = 4000 rev/min, and feed = 0.0017 in/rev. in order to improve the
surface finish in the hole, it has been decided to increase the speed by 20% and decrease the feed
by 25%. how long will it take to perform the operation at the new cutting conditions?
answer with explanation:
when dealing with heavy loads, one needs to take certain precautions in order to avoid or prevent from injuries.
for instance, one should avoid lifting above the shoulder level which can end up pulling your muscle.
also, you can either break the load in parts if possible or get some for lifting heavy bulks.
moreover, one should try to lift with the legs while keeping the back straight and not twisting it.
a)-bin stock items free issue
bin stock items free issue items are similar to the free issue items, but their access is limited.
the drive force for diffusion is 7 fick's first law can be used to solve the non-steady state diffusion.
primary groups shape your individual development