MCQ - TNPSC JTO
JTO - 540 - Trade - Workshop Calculation Science
540 - UNIT - 08 - Centre of Gravity Levers and Simple
97)
Which of the following materials is plastic?
A.
B.
C.
D.
98)
Strain has:
A.
B.
C.
D.
99)
Stress is defined as:
A.
B.
C.
D.
100)
Ultimate stress is the:
A.
B.
C.
D.
101)
The CG of a triangle lies at the:
A.
B.
C.
D.
102)
CG of a solid cone lies at a height of:
A.
B.
C.
D.
103)
A pair of scissors is an example of:
A.
B.
C.
D.
104)
A spanner (wrench) is used to:
A.
B.
C.
D.
105)
A machine with MA < 1 is used when:
A.
B.
C.
D.
106)
Mechanical advantage is always less than VR due to:
A.
B.
C.
D.
107)
Which of the following has a fixed VR regardless of load?
A.
B.
C.
D.
108)
Efficiency decreases with:
A.
B.
C.
D.
109)
To improve machine efficiency, one should:
A.
B.
C.
D.
110)
Which law explains the relationship between stress and strain?
A.
B.
C.
D.
111)
Elastic limit is the point beyond which:
A.
B.
C.
D.
112)
Yield point is the:
A.
B.
C.
D.