GATE ME Question Paper 1998.
GATE i.e. Graduate Aptitude Test in Engineering Mechanical Engineering 1998 Exam Has been Conducted by IISc Bangalore IIT Bombay IIT Delhi IIT Guwahati IIT Kanpur IIT Kharagpur IIT Madras IIT Roorkee. This GATE ME 1998 examination is the procedure to get the admission in M.Tech
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GATE ME Question Paper 1998
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1. Decreasing grain size ie a poly crystallinc material
(a) increases yield strength and corrosion resistance.
(b) decreases yield strength and corrosion resistance
(c) decreases yield strength but increases corrosion resistance
(d) increases yield strength but decreases corrosion resistance.
2. Auto collimator is used to check
(a) roughness (Ii) flatness
(e) angle (d) automobile balance.
3. Failure of a bead weld between a heavy steel section and a thin section is mainly due to the formation of
(c) carbon free zone due to burning of carbon at high temperature
4. Ideal surface roughness, as measured by the maximum height of unevennes, is best achieved when the material is removed by
(a) an end mill
(b) a grinding wheel
(c) a tool with zero nose radius
(d)a ball mill.
5. In the specification of dimensions and fits,
a) allowance s equal to bilateral tolerance
(b allowance is equal to unilateral tolerance
(c allowance is independent of tolerance
(d) allowance is equal to the difference between maximum and minimum dimension specified by the tolerance.
6. In machining using abrasive material, increasing abrasive grain size
(a) increases the material removal rate
(b) decreases the materiai removal rate
(c) first decreases and then increases the material removal rate
d) first increases and then decreases the material removal rate
7. With increasing temperature of intake air, IC engine efficiency
(c) remains same
(d) depends on other factors