Calicut University 2010-2nd Sem B.Tech Combined 1st &ester -basics of civil and mechanical engineering- - Question Paper

part 1(BASICS OF CIVIL ENGINEERING)


part A;
ans all ques.
1.explain about laterite stone.(2 marks)
2.define header and stretcher.(2marks)
3.define magnetic bearing.(1mark)

part B;
ans any 2 ques.
4.explain in detail about the test and characteristics of good bricks.(5 marks)
5.what are the different kinds of cement?write about the properties and uses of cement.(5 marks)
6.write the kinds and functions of the column.(5 marks)

part C
ans part (a) or (b)of every ques.
7.(a)Define surveying.briefly define about chain and accessories.
Or
(b)draw a neat sketch of a bowstring girder bridge.explain in detail(10 marks)
8.(a)draw a neat sketch of english bond(1 brick wall and 1(1/2)brick wall thickness).
Or
(b)what are the properties and applications of cement mortar and cement concrete.(10 marks)




part 2(BASICS OF MECHANICAL ENGINEERING)

part A
ans all ques.
1.draw an ideal PV diagram of a 4 stroke SI engine(otto cycle).(2marks)
2.write short notes on diesel power plants.(2marks)
3.name the main elements in the transmission system.(1mark)

part B
ans any 2 ques.
4.derive the efficiency of the Brayton cycle.(5marks)
5.write short notes on carburetted and MPFI engines.(5marks)
6.write short note on two roll process.(5 marks)

part C
ans section(a) or (b)of every ques.
7.(a)a pump develops a head of 10 m.of water column.the discharge is 600 litres/min.determine the motor power if the overall efficiency is 0.5 and the medium pumped is water.
(b)discuss in detail about the slider crank mechanism(10 marks)
8.(a)(1)compare 4 stroke and 2 stroke engine.(5 marks)
(2)compare SI and CI engine.(5marks)
(b)explain in detail about the refrigeration and air conditioning with a neat sketch.(10marks)

Earning:   Approval pending.