TERM END EXAMINATIONS, FEBRUARY -2011
Certificate in Fire Engineering & Safety Management, SEMESTER –1
FIRE PREVENTION AND PROTECTION
Time: 3 hours M.Marks:60
Attempt any 5 questions. All questions carry equal marks.
1 Define
a) Fire Resistance b) In combustibility
2 What are the important Fixed Fire Fighting installations? Explain the CO2 installation with the help of figure
3 What are Fire privations Measures are adopted on ships fire?
4 Name the Fire Tender used to fight Air Craft Fires?
5 What are the Difficulties of fire fighting in rural area?
6 What type of Fire Fighting appliances or Equipment are Provided on Ships?
7 What is the Foam type fixed fire fighting installation?
8 Write about Fire prevention in ships, Fire Protection in docks
END SEMESTER EXAMINATIONS, FEBRUARY -2011
DIPLOMA IN CIVIL ENGINEERING, SEMESTER –V
CIVIL ENGINEERING DRAWING -II
Time: 3 hours M.Marks:60
Note: - Attempt any 5 questions.
All questions carry equal marks.
1. Explain different types of earthing drawings of plate & pipe earthing.
2. Draw the key diagram of 66KV sub stations.
3. Describe & draw the End cover of induction motor.
4. What are the purposes of earthing?
5. Draw sliprings of 3 Phase induction motor
6. Design a Circuit drawing of schematic diagram and power writing diagram of:-
· Remote control of 3 Phase induction motor.
· Forwarding reversing of a 3 Phase induction motor.
· Automatic star delta starter for 3-Phase induction motor.
7. Describe procedure of earthing test of materials required and costing.
8. Draw Field coil of DC motor.
TERM END EXAMINATIONS, FEB -2011
DEE/DECE, SEMESTER – 3
APPLIED MATHEMETICS - 3
Time: 3 hours M.Marks:60
Attempt any 5 questions. All questions carry equal marks.
1. (a) Explain various steps of Programming Development.
(b) Write e to four significant figures and determine the absolute and relative errors of the number
2 (a) Compute the error bound for evaluating
I = dx using Simpson 1/3 rule
(b) Explain Interpolation. Discuss Newton’s forward Interpolation formula in brief.
3 (a) Explain Integration s Differentiation? Explain closed quadrature formulae in brief
I =
by a three-term Gauss-Legendre open quadrature
4 (a) Solve the equations
X4+Y4 - 67 = 0, X3-3´42 + 35 = 0near (X, 4) = (2, 3)
(b) Verify that when a tridiagonal matrix is decomposed into LU form then both L & U have bidiagonal forms.
5. (a) Solve Integrate (interatively) the non liner ODE
= .5 X y2 + .1y3
BC : at X = 0, y = .1, at X = 1, 4 = 0
(b) Integrate (directly) the linear ODE
=.5 x2 y + .1y,
BC : at x = 0, 4 = 1, at x = 1, y = 0.
6. (a) Obtain a recurrence scheme for the series
Draw a flow chart to obtain (x) for a given x.
(b) Two different triplets {a, b, c}, {d, e, f} satisfy the conditions.
a.b.c = d.e.f. = 1200,
a+b+c = d+e+f = 39
Assuming that a, b, c, d, e, f are Integers. Find all the positive triplets.
7. (a) Compute the largest magnitude eigenvalue of
A =
(b) The eigen values of a matrix
A = are 2, 3, -1.
Compute A4 using the Sylvester theorem.
8 (a) Explain Remainder s error in lagranges Interpolation Formula.
(b) Explain Gregory’s (open) formula.
DIPLOMA ELECTRONICS & COMMUNICATION ENGINEERING
SEMESTER – 5
INTRODUCTION TO MICROPROCESSORS
Time: 3 hours M.Marks:60
Attempt any 5 questions. All questions carry equal marks.
Q1. Explain minimum and maximum modes of 8086
Q2. Draw and explain internal architecture of 8086
Q3. Explain different addressing modes with examples
Q4. Write a program to add two 16 bit numbers stored in the registers.
Q5. Explain different types of interrupts of 8086
Q6. Draw and explain memory interface with 8086
Q7. What is micro-contsaller. Explain asechitcture and application of 8031.
Q8. Compare the general purpose registers of 16 bit (8086) and 32 bit (80386, 80486 and Pentium) microprocessors
TERM END EXAMINATIONS, FEBRUARY -2011
Diploma in Architecture Engineering, SEMESTER –3
HISTROY OF ARCHITECTURE
Time: 3 hours M.Marks:60
Attempt any 5 questions. All questions carry equal marks.
1. Explain the principles and qualities of architecture.
2. Describe the Factors in architecture and its development.
3. What are the Basic architectural requirements of building? Explain.
4. Explain the methods of construction.
5. Discuss the purpose & functions of Architecture.
6. Describe the Modern Architecture in detail.
7. Is the Architecture only the wastage of time & money? Explain.
8. Give an overall view of Chinese architecture.
DIPLOMA IN AUTOMOBILE ENGINEERING, SEMESTER- 3
MODELLING AND ANALYSIS OF HEAT TRANSFER
Time: 3 hours M.Marks:60
Attempt any 5 questions. All questions carry equal marks.
1. What are different modes of heat transfer? What is fouriers equation? Derive fourier equation for cube.
2. What is conduction? Write down expression for sphere (Carterion co-ordinate).
3. How finite difference methods differ from finite element method? Describe briefly.
4. What is Matrix method for radiation. Eplain the method with example.
5. What is dimensional analysis? What are different component of dimensional analysis? Explain it clearly.
6. Electric current is passed through a wine IMM in diameter and 10 c.m. long, the wire is submerged in a liquid water at atmospheric pressure and convent is in creased until water boils for this situation h = 5000 w/m2k and water temperature1 is the 100 c. How much electric power must be supplied into the wire for maintain the wire surface at 1140C.
7. What are different types of numerical techniques? Explain each technique with example.
8. What is FEM? How FEM helps for analysis of heat transfer? Write down advantages of FEM.
DIPLOMA IN CHEMICAL, SEMESTER- 3
THERMODYNAMICS
Time: 3 hours M.Marks:60
Attempt any 5 questions. All questions carry equal marks.
Q1. Define. i) chale’s law ii) gas constant. Describe types of thermodynamics system.
Q2. Explain the a) Enthalpy b) internal energy c) work and heat.
Q3. Find by using chale’s law the volume of one kg of superheated steam at a pressure of 20kgf/cm2 absolute and a temp. of 300oC
Q4. Describe constructional details and working of nestler boiler with neat sketch.
Q5. Describe with P-V diagram otto cycle.
Q7. Explain with neat sketch car not cycle.
Q8. Discuss industrial and agricultural application of solar energy.
DIPLOMA IN CIVIL ENGINEERING, SEMESTER – 3
COMPUTER APPLICATION -I
Time: 3 hours M.Marks:60
Attempt any 5 questions. All questions carry equal marks.
1. What is word processor? What are the various uses of word processor?
2. Make simple drawing using features of CAD.
3. What do you understand by ‘Booting’? Define the booting process of DOS.
4. Write the procedure of Cut & paste. Also explain what is hyper linking?
5. Why we use AutoCAD or how drawing may be effective by CAD software.
6. Write Short note on following
(a) Advanced filter
(b) Macros
(c) Goal Seek
7. What is the difference between Batch processing systems & Time-sharing systems?
Describe what is footnote? Also describe the difference between footnote & endnote
DIPLOMA IN ELECTRICAL ENGINEERING, SEMESTER – 5
DESIGN AND MAINTENANCE OF ELECTRICAL MACHINES
Time: 3 hours M.Marks:60
Attempt any 5 questions. All questions carry equal marks.
Q1. Mention the production of rotating magnetic field in a 3-Q winding.
Q2. Explain the conditions for maximum power development
Q3. Explain V curves
Q4. Explain the construction and working principle of Scharage motor
Q5. Connection diagram of star dela starter and explain it.
Q6. Maintenance of induction motor.
Q7. Explain with diagram construction, characteristics and application of capacitors start and capacitor run motor
Q8. Define the following:
i. What are Eddy drives.
ii. What is hunting
iii. Armature reaction
iv. Inter locking
v. Causes of low power factor
vi. Types of a I-Q induction motor
vii. Relation ship between the rotor I2R loss and motor slip (cur ve)
viii. Different types of starters.
ix. What are slip rings
x. Define three brush generator
xi. Testing of 3-Q induction motor
xii. Effect of change of excitation of synchronous motor
xiii. What is sncy (efficiency)
xiv. What is CRGO
DIPLOMA IN ENGINEERING (ALL BRANCH), SEMESTER – 1
APPLIED MATHEMATICS-1
Time: 3 hours M.Marks:60
Attempt any 5 questions. All questions carry equal marks.
1. (a) In G.P. if the (m + n)th term be P and (m-n)th term is q show that mth term is
(b) The sum of three numbers in A.P. is 27 and their product is 504. Find the number.
2 (a) Resolve the partial Fraction
(b) Write down 7th term of
3 (a) If cos A = Prove that A-B = 60°
(b) If sinq = and q lies in 2nd quadrant. Find secq + tanq
4 (a) Find the value of if cotq =
(b) Prove that cos 24 + cos 55 + cos 125 + cos 204 + cos 300 =
5 (a) Prove that tan 58° =
(b) Prove that cos 20 cos 40 cos 60 cos 80 =
6 (a) Find the area of the triangle where vertices are
(0, 1), (-2, 3), (-2, -3)
(b) Prove that the points (1, 0) (0, b) and (1,1) are collinear if
7 (a) Find the equation of straight him panning through the point (1, -2) and cutting of equation interrupt on as.
(b) Prove that middle points of the Jain (2, 5), (4, 3) lies an the lies
2x - 3y + 6 = 0
8. (i) if Tn = 4n-3 Find T7
(ii) If Sn = 3n2 - 2n find S3 =
(iii) The next term of the series 1,
(iv) Sum of Infinite term of G.P. is
(v) = (vi) secq2 - tan2q =
(vii) tan 45 - tan 60 (viii) Sin (270 + v)
(ix) cos 2 A = (x) cos C - cos D
(xi) 2 sin A cos B = (xii) Find the distance between Two Point
(x1, y1) & (x2, y2)
(xiii) Hero’s Formula for Ana of tangle
(xiv) when two lines are perpendicular.
Diploma in Graphics & Multimedia, SEMESTER –1
Art & Graphics
Time: 3 hours M.Marks:60
Attempt any 5 questions. All questions carry equal marks.
Q1. Which tools/materials are normally used in interior field?
Q2. Draw 8 types of shadings in 4cm x 4cm box.
Q3. Explain the various benefits of sketching?
Q4. Draft Plan, Front Elevation, Side Elevation & Isometric View of Octagon (4’ x 4’ x 6’)
Q5. What is the latest colour scheme used in today’s interior?
Q6. (a) Define Tertiary Colour Wheel with examples
(b) Define Hue.
Q7. Draw 15 types of lines in 4cm x 4cm box.
Q8. Make: Tints of Red & Blue Colour and Shades of Light Green & Yellow Colour
Diploma in Hardware & Networking, SEMESTER –1
Analog & Digital Electronics
Time: 3 hours M.Marks:60
Attempt any 5 questions. All questions carry equal marks.
1. Find the 2’s complement and 1’s complement of 101101.
Prove the Demorgan’s laws using Boolean algebra.
3. Write down the characteristics of NMOS logic gates.
4. Write about the WIRED-AND logic in open collector TTL NAND gate.
5. Find the standard sum for the following function. f = x1x2x3 + x1x3x4 +x1x2x4
6. Draw a parity checker circuit for 3 bit binary word x1x2x3.
7. What is a flip-flop? Explain.
Explain the Read and Write cycles of RAM.
DIPLOMA IN MECHANICAL ENGINEERING, SEMESTER – 3
ENGINEERING MECHANICS
Time: 3 hours M.Marks:60
Attempt any 5 questions. All questions carry equal marks.
Q.1. What is friction Explain briefly. Explain coefficient of friction.
Q.2. What is transmission of motion. Explain Newton laws of motion.
Q.3. What do you mean by Mechanical properties of materials. Explain briefly.
Q.4. What is Twist and explain diagrammatically.
Q.5. What is stress and strain.
Q.6. Explain Riveted joints.
Q.7. Explain Theory of simple bending deflection.
Q.8. What is Shear
DIPLOMA IN MECHANICAL ENGINEERING, SEMESTER – 5
AUTOMOBILE ENGINEERING
Time: 3 hours M.Marks:60
Attempt any 5 questions. All questions carry equal marks.
Q.1 a) Name the various components mounted on chassis frame.
b) Name two important transport vehicles and describe the salient features of each.
c) Write the classification of engines.
d) Discuss the different possibilities of chassis layout.
Q.2 a) What is the function of King pin.
b) Describe briefly the rack and pinion type manual steering gear by means of a simple sketch.
c) Differentiate manual steering system and Power steering system.
d) Describe briefly the power steering system (hydraulic) with the help of a neat sketch.
Q.3 a) What is the function of leaf spring.
b) Explain front wheel Wishbone type suspension system with a neat sketch.
c) What is the function of a shock absorber.
d) Explain front wheel Mac Pherson type suspension system with a neat sketch.
Q.4 a) What is the material used for front axle? How is it manufactured.
b) Discuss briefly the construction and operation of the differential.
c) What are the functions of drive shaft.
d) Discuss briefly the construction and operation of Constant Velocity joints.
Q.5 a) Compare mechanical, hydraulic & pneumatic brakes.
b) Describe any one type of mechanical brake with the help of simple sketch.
c) What is the function of a clutch and name the types of clutch.
d) Explain the working of a single plate clutch with the help of a simple diagram.
Q.6 a) What are the functions of transmission system.
b) Describe the working of constant mesh type gear box with a simple sketch.
c) State the differences between constant mesh & synchromesh type gear box.
d) Describe the working of sliding mesh type gear box with a simple sketch.
Q.7 a) What are inset, zeroset and outset wheels. (3)
b) Draw cross sectional of an automobile tyre and show on it various constructional features.
c) State the differences between cross ply & radial ply tyres.
d) Discuss various types of wear of tyres and its causes.
Q.8 a) Write short notes on
i) Wander
ii) Suspension too flexible
b) Define
i) Steering Axis Inclination
ii) Castor angle
iii) Camber angle
Diploma in Fire & Safety Management, Year- 1
INDUSTRIAL SAFETY
Duration -3 Hours Max Marks: 60
Note: 1. Attempt any FIVE questions.
2. All questions carry equal marks.
1.
What is OHSAS?
2.
What is unsafe Act?
3.
Explain the types of accident.
4.
Write a note on accident reporting.
5.
What is safety tag system?
6.
Explain house keeping in industrial safety.
7.
Define unsafe act & unsafe condition in industries.
8.
Why safety required in industries?
9.
Write a note on work permit system.
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