Question-Bank PPC MK 16marks

Sub. Code/Name: IE6605 – PRODUCTION PLANNING AND CONTROL

Year/Sem: I/III

U!"#$I %I!#rodu&#"o!' Par#$( %)6 mar*+'

1. What What do you understand by production planning and control? Discuss its main elements. (16) 2. Enumerates the activities involved in the production planning and control function under the onvenient points. (16) !. E"plain different types of production systems. Differentiate bet#een them. (16) $. E"plain the functional and operational aspects of product design. (16) %. E"plain in detail the production aspects of product design. (16) 6. Write brief note on the follo#ing) &tandardi'ation ii) &implification iii) &peciali'ation iv) Diversification . What are the proect considerations for a firm? E"plain #ith reference to **.

Sub. Code/Name: IE6605 – PRODUCTION PLANNING AND CONTROL

Year/Sem: I/III

U!"# –II %,or* +#ud-' Par#$( %)6 mar*+'

1. E"plain briefly the various steps involved in conducting the #or+ study. (16) 2. &tate and e"plain in brief the steps involved in conducting the method study procedure. (16) !. ,riefly e"plain the various techni-ues of #or+ measurement. (16) $. Define time study. ist do#n the various steps in conducting a stop#atch time study. (16) %. E"plain the follo#ing terms a) Wor+ sampling (6) b) &ynthetic data (6) c) */0& ($) 6. What are the different ecording 0echni-ues? Discuss #ith neat s+etches.

Sub. Code/Name: IE6605 – PRODUCTION PLANNING AND CONTROL

Year/Sem: I/III

U!"#$III %Produ&# a!!"! a!d ro&e++ a!!"!' Par#$( %)6 mar*+' 1. What is value analysis? Describe the basic steps involved in the value analysis. (16) 2. E"plain the importance of process planning #ith reference to production control. Discuss the activities in process planning (16) !. ompare and contrast the manual process planning #ith **. (16) $. What is meant by machine loading? lso enumerate the various methods to the cycle time to a minimum. (16) %. What do you mean by machine balancing? lso e"plain the effect of balancing on number of machines re-uired #ith an illustration. (16) 6. Write short notes on analysis of process capacities in a multiproduct system (16) . i)Derive an e"pression to determine the Economic ,atch si'e(E,3) in ,atch production 4ndustries. ii)  product is sold at a rate of $55 pieces a day and is manufactured at the rate of 2555 pieces a day.

0he setup costs of the machines are s.%555 and the storage costs are found to be s.5.51% per unit per  day. abour charges are s.125 materials s.75and overheads s.165 per piece. 4f the interest charges are 1!8 find the minimum cost batch si'e and the costs of the production run..ssume !55 #or+ing days in a year.

U!"#$I %Produ&#"o! +&1edu"!'

Sub. Code/Name: IE6605 – PRODUCTION PLANNING AND CONTROL

Year/Sem: I/III

Par#$( %)6 mar*+' 1. E"plain the procedure by #hich scheduling 2 obs in m machines can be done #ith suitable e"ample (16) 2. Write short notes on9 a) ggregate run:out method of batch scheduling. (7)  b) ine of balance method (7) !. Discuss the concepts inputs characteristics #or+ing outputs and benefits of /*. (16) $. What are the functions of dispatching? E"plain the various documents raised (16) %. What is progressing? E"plain its function? lso #rite short notes on ;recording progresses<. (16) 6. E"plain the importance of process planning #ith reference to production control. Discuss the

activities in process planning (16) . Write short notes on the follo#ing. i) /achine loading ii) *riority rules for scheduling iii) E"pediting iv) Dispatching 7. ollins heating company has four central heating installations to design #ithin an 7:#ee+ period($5 hours  per #ee+).0hey also have four capable designer each of #hom has been as+ed to estimate ho# long it #ould ta+e to do each ob. 0he #or+ operations scheduler has compiled the estimates sho#n in table. (i) =se assignment linear programming method to determine ho# the obs should be assigned so as to minimise the #or+ time. (ii)ssuming the estimates are correct can the obs be completed #ithin the 7:#ee+ period #ithout planning for overtime? (16) Designers >ours to complete the ob 1 2 ! $  155 1$5 275 5 , 1!5 165 255 65  75 1!5 !55 5 D 1%5 115 2%5 %5

U!"# – %I!2e!#or- &o!#ro a!d re&e!# #re!d+ "! PPC'

Sub. Code/Name: IE6605 – PRODUCTION PLANNING AND CONTROL

Year/Sem: I/III

Par#$( %)6 mar*+' 1. What do you understand by inventory control? E"plain the purpose of maintaining inventory in any production =nit. (16) 2. What is E@3? Derive the e"pression for E@3 #hen the demand of the item is uniform the  production rate is 4nfinite and no stoc+:outs are allo#ed. (16) !. a) E"plain the terms9 lead time stoc+ out buffer stoc+ inventory carrying cost. (7)  b) Distinguish bet#een in:process inventory safety stoc+ inventory and seasonal inventory (7) $. Describe the fi"ed period -uantity inventory model? lso compare and contrast *:system #ith 3:system (16) %. What is selective control of inventory and e"plain various selective control techni-ues. (16) 6. What is , analysis? E"plain its significance in the inventory control #ith suitable e"ample. (16) .. 0he local distributor for a national tyre company e"pects to sell appro"imately 655 steel belted radial tyres of a certain si'e and tread design ne"t year. nnual carrying cost is s.165 per tyre and ordering cost is s.%5.0he distributor operates 277 days a year. (i) What is the Economic ordering 3uantity (E@3)? (ii) >o# many times per year the store reorder? (iii) What is the length of an ordering cycle? (iv) What is the total annual cost if the E@3 -uantity is ordered? (16) 7. 0he manager of an automobile repair shop hopes to achieve a better allocation of inventory control efforts by adopting an :,: approach to inventory control. Aiven the monthly usages in the follo#ing table classify the items in , and  categories according to rupee usage. (16) 4tem $521 $52 $566 6%55 275 $5%5 67%5 !515 $$55 =suage =nit cost

%5 1$555

!55 125

$5 555

1%5 255

15 15255

75 1$55

2555 1%5

. E"plain #ith bloc+ diagram the basic elements of B40 manufacturing system.(16) 15. E"plain the steps in implementation of an E* system. 11. Write brief note on the follo#ing. i) /*:44 ii) computeri'ed **

$55 255

555 %5