Gujarat Technological University 2010 Diploma in Hospital Management Structure-i - Question Paper

Q.1 (a) Fill in the blanks with most improper ans.
(1) The characteristics of a force are magnitude, direction, ________ and
___________.
(2) ___________is a method of designating a force by writing 2 capital
letters 1 on either side of a force.
(3) The process of splitting up the provided force into 2 perpendicular
directions without changing its effect is called _____________.
(4) Moment of a force is a product of force and perpendicular distance
ranging from the point and ___________of force.
(5) The centroid of a triangle is the point of __________ of its medians.
(6) The point where the entire weight of the body is presumed to be
concentrated is known as ___________.
(7) A truss is stated to be deficient, if ____________, where 'j' is the no. of
joints and 'n' is the no. of members.
(8) A redundant frame/truss is also called ___________.
08
(b) Do as directed:
1) State the legal regulations of transmissibility.
2) State the legal regulations of polygon.
3) Distinguish ranging from load bearing and frame structure.
06
Q.2
(a)1 State the legal regulations of parallelogram. 02
2 obtain the magnitude of 2 forces such that if they act at right angle their
resulting is v40 KN. But if they act at600, their resulting is v52KN.
05
(b)1 Distinguish between: Resolution of force and composition of force. 02
2 Determine the resulting of 2 concurrent forces 100KN compressive and 80
KN tensile acting at a point with angle ranging from them is 600 .Also obtain angle
made by resulting with 80KN force.
05
OR
(b)1 State principal of super position of force. 02
2 A boat B is in the middle of canal 100M wide and is pulled by 2 ropes BA
150M long and BC 100M long by 2 locomotives on the banks. Pull in BC
being 1500N.Find the pull in BA so that the boat moves parallel to the banks.
obtain also the resulting force on the boat.
05
Q.3
(a)1
State the conditions for equilibrium of coplanar concurrent forces.
obtain the resulting force of the subsequent forces acting at a point:
1)60N force towards south2)40Nforce towards west3)25Ntowards south-
02
2 west4)80N force 300 west of south. 05
(b)1 discuss with sketches different systems of forces. 04
2 Define: resulting force and Equilibrant force 03
2
OR
Q.3 (a)1 State the Lami's theorem.
An electric light fixture weighing 15N hangs from apoint C, by 2 strings
02
2 AC and BC. The string AC is inclined at 600 to the horizontal and BC at 450
to the vertical. Using Lami's theorem ,determine the forces in the strings AC
and BC.
05
(b) 5 strings are tied at a point and are pulled in all directions, equally spaced
from 1 a different .If the magnitude of the pulls on 3 consecutive strings
are 50N, 70N and 60N respetively.Find graphically the magnitude of the pulls
in 2 other strings.
07
Q.4
(a)1 Define: Moment of a force. 02
2 A beam AB of length 5M supported at A and B carries 2 point loads W1
and W2 of 3KN and 5KN which are 1M apart. If the reactions at B is 2KN
more than that of A, obtain the distance ranging from the support A and the load of
3KN
05
(b)1 State the characteristics of couple. 02
2 obtain the support reactions for a beam shown in Fig:1 05
OR
Q.4 (a)1 discuss different kinds of loads with sketches. 03
2 discuss different kinds of beams with sketches. 04
(b)1 Distinguish ranging from center of gravity and centroid. 02
2 obtain the centroid of dam part with top width 3M ,bottom width 6M and
height 9M with 1 face vertical.Fig:2
05
Q.5
(a)1 State the kinds of truss and discuss them in detail with necessary sketches. 05
2 State the methods of analysis of truss. 02
(b) Determine the forces in all the members of truss shown in Fig:3 07
OR
Q.5 (a)1
The resulting of the concurrent forces system shown is force 300N acting up
along the Y-axis. calculate the values of 'F' and angle f Fig:4
04
2 A rod AB is 2.5M long is supported at A and B. The rod is carrying a point
load of 5KN at a distance 1M from A. elaborate the reactions at a A and B ?
03
(b) 3 forces of 2P, 3P and 4P act along the 3 sides of an equilateral
triangle of side 100M taken in order .Find the magnitude and position of the
resulting force.
07

Earning:   Approval pending.