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GATE Mechanical 1991 Question

Signle Correct Answer
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

Mulitple Correct Answer
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

Signle Correct Answer
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

Answer by Yourself
$$3$$ 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 _______________.

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