Electrical Engg. Design And Drawing Question Paper of 3rd Semester Electrical(D) Download Previous Years Question Paper 1

S.B. Roll No.______

ELECTRICLA ENGG. DESIGN AND DRAWING

3^rd Exam/Elect/5210/May’o8

Duration: 3 hrs.

Note: Attempt any four questions. Question No. 1 & 5 are compulsory.

1.      Draw the graphical symbol of the following

a.     Bell push

b.     Siren

c.      Transformer winding

d.     Rewire able fuse

e.      Main fuse board

f.       Squirrel cageinducation motor

g.     Fan regulator

h.     Lightning arrester

i.       Main switch (power)

j.       Voltmeter

2.     Two lamps and a fan are to be controlled by separate switches. The switches and fan regulators are placed on one switch board. Draw the schematic diagram and wiring diagram for the above.

3.       

a.     Draw the schematic and wiring diagram for bell response of an officer for three rooms.

b.     Draw schematic and wiring diagram for a stair case circuit.

4.     Draw the wiring diagram and schematic diagram for traffic control lights for two road crossing.

5.     Fig 1 shows lienteric view of a bus bar post. Draw its front elevation, top plan and side view. Assume any missing dimension proportionately.

Or

Fig 2 shoes half sectional isometric view of a kit kit fuse. Draw its elevation and side view. Assume any missing dimension proportionately.