Categories: 6th Semester

# GTU BE 6th Semester 2162505 Estimating and Costing Summer 2018 Question Paper

1
Seat No.: ________ Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE – SEMESTER ?VI (NEW) – EXAMINATION ? SUMMER 2018
Subject Code:2162505 Date:03/05/2018
Subject Name:Estimating and Costing
Time:10:30 AM to 01:00 PM Total Marks: 70
Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.

Q.1 (a) Explain cost accounting. Give objective of cost accounting. 03
(b) Discuss various steps should be taken to control labour cost. 04
(c) Discuss various techniques of cost control. 07

Q.2 (a) Define mensuration. Give importance of mensuration. 03
(b) Explain methods to calculate areas of irregular figures. 04
(c) Discuss constituents of estimation. 07
OR
(c) Discuss step by step estimating procedure. 07
Q.3 (a) Give main aims of estimating. 03
(b) Discuss the main functions of an estimator. 04
(c) Enlist and explain any three methods of on cost allocation. 07
OR
Q.3 (a) Give advantages of efficient costing. 03
(b) Give the difference between estimating and costing. 04
(c) Write a note on how to control over material cost. 07
Q.4 (a) Give reasons for scrap. 03
(b) Give objective of labour costing. 04
(c) Discuss importance methods used for valuation of materials issued
from stores.
07
OR
Q.4 (a) Discuss sources of errors in estimating. 03
(b) Define incentives. Explain non financial incentives. 04
(c) Define wages. Explain various types of wages. 07
Q.5 (a) Estimate the machining time to turn a M. S. bar of 30 mm diameter
to down to 25 mm for a length of 100 mm in a single cut assume
cutting speed 30 m/min and feed 0.4 mm/rev.
03
(b) Cylindrical drum of size 1.5 meter high and 1 meter mean diameter
are to be fabricated from sheet of 5 mm thickness by grooved seam
joint and both the covers should be joined with single seam joint.
Calculate the material cost, if sheet is available at Rs. 150 per m
2
.
04
(c) Discuss various types of sheet metal joints with sketch. 07
OR
Q.5 (a) Enlist various cost included for estimation of arc welding. 03
(b) Discuss estimation of various losses in forging. 04
(c) Discuss estimation of pattern cost and estimation in foundry shop. 07
*************

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