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Reg.
APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY
FOURTH SEMESTER B.TECH DEGREE EXAMINATIONS, MAY 2017
HS200: BUSINESS ECONOMICS
Max. Marks: 100 Time: 3 Hours
PART A
Answer any 3 Questions. Each carries 10 Marks.
1. Define marginal utility. Explain the Law of diminishing marginal utility with
diagram.
2. Explain Production possibility frontier with diagram. Also write a note on opportunity
cost.
3. a. Explain the concept of equilibrium.
b. Write notes about the following
Elasticity of Demand.
ii) Factors affecting demand.
4. a. Diagrammatically explain the Law of Variable Proportions.
b. Assume the production function Q 2L½. K½
If L=100, K=200, what is the maximum quantity that can be produced?
ii) If the firm changes the amount of labour and capital by 10 times what will
happen to the output? Why?
PART B
Answer any 3 Questions. Each carries 10 Marks.
5. Compare the market situation of perfect competition with monopoly
6. a. Explain break even analysis with diagram.
b. If a company has the following details
Fixed cost Rs. 40,00,000
Variable cost per unit Rs 100
Selling price per unit Rs 200
Calculate Break even quantity.
ii) If the actual production quantity is 1,20,000, what will be the profit?

7. Discuss Circular flow of income in a two sector economy with diagram.
8. Explain the methods of national income calculation.
What is the implication of the following statement?
GNP is Rs. 58, 33,558 crore and NNP is Rs. 55, 01,067 crore.
PART C
Answer any 4 Questions. Each carries 10 Marks.
9. From the following data choose the best project based on payback period.
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Project A Project B
Capital cost 15,000 15,000
What are the limitations of payback method?
10. A company is considering the purchases of new machine .Two alternative models are
available. Earnings after taxation are expected to be as follows.
(Cash inflows Rs.)
Year Model A Model B
1 8000 24000
2 24000 32000
3 32000 40000
4 48000 24000
5 32000 16000
If the total investment of model A is Rs. 80000 and model B is Rs. 70000, which
alternative company will select on the basis of ARR of two models?
11. Distinguish risk and uncertainty situations. Explain about the decision making under
uncertainty.
12. What is meant by demand forecasting?
Explain
Trend projection method.
ii) Delphi method.
13. What are the uses and limitations of a balance sheet?
Distinguish between money market and capital market.
14. What is foreign direct invest?
Distinguish between direct tax and indirect tax.

Cash flows(saving
before depreciation
but after taxes)
Project A Project B
1 year 5000 4000
2 year 5000 4000
3 year 5000 4000
4 year 2000 3000
5 year 1500 2000
6 year 1500 8000