MCQ - TNPSC JTO
JTO - 540 - Trade - Workshop Calculation Science
540 - UNIT - 08 - Centre of Gravity Levers and Simple
129)
Ultimate tensile strength is the:
A.
B.
C.
D.
130)
Breaking point is where:
A.
B.
C.
D.
131)
CG of a semicircular lamina lies at:
A.
B.
C.
D.
132)
Which shape has the same CG and centroid?
A.
B.
C.
D.
133)
A jack is used to:
A.
B.
C.
D.
134)
The function of lever is to:
A.
B.
C.
D.
135)
Crowbar is a type of:
A.
B.
C.
D.
136)
When MA = 1, the machine:
A.
B.
C.
D.
137)
MA is calculated as:
A.
B.
C.
D.
138)
The greater the MA, the:
A.
B.
C.
D.
139)
VR is defined as:
A.
B.
C.
D.
140)
If VR = 5, then:
A.
B.
C.
D.
141)
Efficiency is expressed as:
A.
B.
C.
D.
142)
Ideal machine efficiency:
A.
B.
C.
D.
143)
In real machines, efficiency is always:
A.
B.
C.
D.
144)
Stress is defined as:
A.
B.
C.
D.