III B.Tech I Semester Supplementary Examinations, November 2005 COMPUTER GRAPHICS (Electronics & Computer Engineering) Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks ????? 1. Explain briefly about various display devices used in computer graphics. 2. (a) Briefly explain the steps involved in flood-fill algorithm.
(b) Distinguish flood-fill and scan-line algorithms for polygon filling.
[16]
[8+8]
or ld
3. Give the homogeneous co-ordinate transformation matrices for the following transformations: (a) Scale x direction four times as large and the y-direction un-changed. (b) Clock-wise rotation about the origin, by 60 degrees.
[8+8]
4. Find the normalization transformation that maps a window whose lower left corner is at (1,1) and upper right corner is at (3,5) onto (a) a view port that is the entire normalized device screen and
uW
(b) a view port that has the lower left corner at (0,0) and upper right corner at (1/2,1/2). [16] 5. What is line segment clipping? Describe the various clipping categories into which the line segments are categorized. What is the significance of each category? [16] 6. (a) Write about 3D viewing transformations. (b) Write the 3D homogeneous transformation matrix for each of the following transformation
nt
i. shift 0.5 in X , 2.0 in Y and -0.2 in Z ii. Rotate by π/4 about X axis
[8+4+4]
7. Explain the following:
(a) Painter’s algorithm
[8+8]
Aj
(b) Warnock’s algorithm.
8. Write about the following: (a) Generation of curves and surfaces.
NR311904 III B.Tech I Semester Supplementary Examinations ...
(b) Distinguish flood-fill and scan-line algorithms for polygon filling. [8+8] · 3. Give the homogeneous co-ordinate transformation matrices for the following trans-.
(b) The ground water level in a deposit of fine sand is 1.5 m below ground level. Above the water table ... is 21 kN/m3. Calculate the total stress, the neutral stress.
(b) Explain the following particle size measurement techniques. i. Sedimentation ... compaction. [6]. (b) Define Sintering and how is it different from hot pressing.
III B.Tech I Semester Supplementary Examinations, November 2005. AERO SPACE ... (b) Maximum energy theory. [16] ... plain with live examples. (b) Write a ...
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A reversible engine operating between a reservoir at 600 K and the ambient at- · mosphere at ... Determine the ratio of energy rejected by both the devices to the.
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(a) Explain the pre-anesthetic care and preparation undertaken in a hospital. Why it is important? Explain. [8] · (b) How the patients are monitored during surgery ...
III B.Tech I Semester Supplementary Examinations, November 2005. POWER ELECTRONICS · (Electrical & Electronic Engineering) · Time: 3 hours · Max Marks: 80 · Answer any FIVE Questions · All Questions carry equal marks · ***** · 1. (a) Explain the oper
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(a) Discuss the path sensitization in a combinational circuit. shown in figure1 · (b) Find the test set to detect A1- SA0 and A1- SA1 faults using Boolean difference.
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i. plain carbon steel with 4% carbon and 0.8% manganese, ... (a) It is required to design a square key for fixing a gear on a shaft of 30 mm · diameter; to transmit ...
TECHNIQUES OF METAL JOINING · (Metallurgy & Material Technology) · Time: 3 hours · Max Marks: 80 · Answer any FIVE Questions · All Questions carry equal ...
Figure 1 shows two views of a tripod bracket. All connections are pinned. Find · the forces in magnitude and nature in the three memebers due to a vertical load ...
