MCQ - TNPSC JTO
JTO - 540 - Trade - Workshop Calculation Science
540 - UNIT - 08 - Centre of Gravity Levers and Simple
113)
Stress is directly proportional to:
A.
B.
C.
D.
114)
Young’s modulus has unit same as:
A.
B.
C.
D.
115)
Young’s modulus is high for:
A.
B.
C.
D.
116)
The CG of a uniform ring lies at:
A.
B.
C.
D.
117)
Centre of gravity depends on:
A.
B.
C.
D.
118)
Pulley systems are used to:
A.
B.
C.
D.
119)
A wheel and axle is a type of:
A.
B.
C.
D.
120)
Inclined plane reduces the effort by:
A.
B.
C.
D.
121)
If efficiency = 100%, then:
A.
B.
C.
D.
122)
Effort lost due to friction is called:
A.
B.
C.
D.
123)
A machine with VR = 4 and MA = 2 has efficiency:
A.
B.
C.
D.
124)
Hooke’s law fails beyond:
A.
B.
C.
D.
125)
Which of the following is most elastic?
A.
B.
C.
D.
126)
Strain is:
A.
B.
C.
D.
127)
Young’s modulus is defined as:
A.
B.
C.
D.
128)
Proportional limit is the point where:
A.
B.
C.
D.