1
GATE ME 2014 Set 3
Numerical
+1
-0
A rotating steel shaft is supported at the ends. It is subjected to a point load at the center. The maximum bending stress developed is $$100 MPa.$$ If the yield, ultimate and corrected endurance strength of the shaft material are $$300$$ $$MPa,$$ $$500$$ $$MPa$$ and $$200$$ $$MPa,$$ respectively, then the factor of safety for the shaft is __________.
2
GATE ME 2003
+1
-0.3
In terms of theoretical stress concentration factor $$\left( {{k_t}} \right)$$ and fatigue stress concentration factor $$\left( {{k_f}} \right),$$ the notch sensitivity $$'q'$$ is expressed as
A
$$\left( {{k_f} - 1} \right)/\left( {{k_t} - 1} \right)$$
B
$$\left( {{k_f} - 1} \right)/\left( {{k_t} + 1} \right)$$
C
$$\left( {{k_t} - 1} \right)/\left( {{k_f} - 1} \right)$$
D
$$\left( {{k_f} + 1} \right)/\left( {{k_f} + 1} \right)$$
3
GATE ME 2003
+1
-0.3
The $$S$$-$$N$$ curve for steel becomes asymptotic nearly at
A
$${10^3}\,$$ cycles
B
$${10^4}\,$$ cycles
C
$${10^6}\,$$ cycles
D
$${10^9}\,$$ cycles
4
GATE ME 2002
+1
-0.3
A static load is mounted at the center of a shaft rotating at uniform angular velocity. This shaft will be designed for
A
the maximum compressive stress (static)
B
the maximum tensile (static)
C
the maximum bending moment (static)
D
GATE ME Subjects
Engineering Mechanics
Strength of Materials
Theory of Machines
Engineering Mathematics
Machine Design
Fluid Mechanics
Turbo Machinery
Heat Transfer
Thermodynamics
Production Engineering
Industrial Engineering
General Aptitude
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