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# GATE Mechanical 1991 Question

A bush was turned after mounting the same on a mandrel. The mandrel diameter in millimeters is ${40^{\matrix{ { + 0.00} \cr { - 0.05} \cr } }}$ and bore diameter of bush is ${40^{\matrix{ { + 0.06} \cr { - 0.00} \cr } }}$.

The maximum eccentricity of the bush, in $mm$ will be

A
$0.01$
B
$0.055$
C
$0.1$
D
$0.11$

# GATE Mechanical 1992 Question

Two shafts $A$ and $B$ have their diameters specified as $100 \pm 0.1\,\,mm$ and $0.1 \pm 0.0001\,\,mm$ respectively. Which of the following statements is/are true
A
Tolerance in the dimension $B$ is greater in shaft $A$
B
The relative error in the dimension $B$ is greater in shaft $A$
C
Tolerance in the dimension $A$ is greater in shaft $B$
D
The relative error in the dimension is same for shaft $A$ and shaft $B$

# GATE Mechanical 1993 Question

A shaft of diameter ${20^{\matrix{ { + 0.05} \cr { - 0.15} \cr } }}\,\,mm$ and a hole of diameter ${20^{\matrix{ { + 0.20} \cr { + 0.10} \cr } }}\,\,mm$ when assembled would yield.
A
Transition fit
B
Interference fit
C
Clearance fit
D
None of the above

# GATE Mechanical 1997 Question

$3$ blocks of ${B_1},\,\,{B_2},\,\,{B_3}$ are to be inserted in a channel of width $'S'$ maintaining a minimum gap of width $T=0.125mm,$ as shown in fig. For $P = 18.75 \pm 0.08,\,$ $\,Q = 25.00 \pm 0.12,\,$ $\,R = 28.125 \pm 0.1$ and $S=72.35+X.$ The tolerance $' X '$ is _______________.