Download JNTUA M.Tech 2nd Sem Supply 2018 Feb 9D15102 Advanced Mechanisms Question Paper

Download JNTUA (JNTU Anantapur) M.Tech ( Master of Technology) 2nd Semester Supply 2018 Feb 9D15102 Advanced Mechanisms Previous Question Paper || Download M.Tech 2nd Sem 9D15102 Advanced Mechanisms Question Paper || JNTU Anantapur M.Tech Previous Question Paper

Code: 9D15102

M.Tech II Semester Supplementary Examinations February 2018
ADVANCED MECHANISMS
(Production Engineering & Engineering Design)
(For students admitted in 2013, 2014, 2015 & 2016 only)

Time: 3 hours Max. Marks: 60
Answer any FIVE questions
All questions carry equal marks
*****
1 (a) Determine the mobility of linkage shown in figure below.











(b) Define mobility of a device. Discuss the applications of Kutzbach mobility criterion.

2 (a) Explain virtual work and principle of virtual work.
(b) Explain with neat sketch about: (i) Hall?s equation.(ii) Hartmann?s construction.

3 (a) Explain guiding a body through a number of prescribed points.
(b) Sketch and explain polode curvature in four bar mechanism.

4 (a) What are the types of four bar mechanism? Explain them with neat sketch.
(b) A four bar linkage is required to generate a function y = x
1.6
for . The input link
rotates from 60 to 120 and follower link rotates from 60 to 150 . Using 3 accuracy points of
Chebychev. Find and where is input angle is the output angle
corresponding to its accuracy point.

5 (a) Explain in brief about: (i) Guiding a body though, two distinct positions. (ii) Guiding a body
though three distinct positions.
(b) Synthesize a four bar linkage to generate y=log
10
x, where x varies between 10 and 40. Use
3 precision points with Chebyshev spacing input starting angle and
. Fixed link length 100 mm. Plot the mechanism.

6 Synthesize a four bar linkage to give the following values for the angular velocities and
accelerations:


7 Discuss important kinematic analysis of following:
(a) D-H transformation matrix.
(b) PUMA & STANFORD ARM.

8 Explain:
(a) Mobility criterion for planar mechanisms.
(b) Mobility criterion for spatial mechanisms and manipulators.
*****




S
S
R
C
R - Revolute
S - Spherical
C - Cylindrical
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This post was last modified on 31 July 2020