Related Questions

The yield point in fatigue loading compared to that in static loading is less. The ratio of ultimate tensile strength to endurance limit of a material subjected to fatigue loading is
A 0.5
B 1
C 1.5
D 2
A plate with an elliptical hole in the centre, with semi-major axis (a) perpendicular to the direction of loading and semi-minor axis (b) along the direction of loading, is subjected to a pull P. The maximum stress induced at the edge of the hole is equal to (where $$\sigma $$ = Stress for a plate with no hole i.e. nominal stress)
A $$\sigma \left( {1 + \frac{{\text{b}}}{{2{\text{a}}}}} \right)$$
B $$\sigma \left( {1 + \frac{{2{\text{a}}}}{{\text{b}}}} \right)$$
C $$\sigma \left( {1 + \frac{{\text{b}}}{{3{\text{a}}}}} \right)$$
D $$\sigma \left( {1 + \frac{{3{\text{a}}}}{{\text{b}}}} \right)$$
The yield point in static loading is __________ as compared to fatigue loading.
A Higher
B Lower
C Same
D None of these
A shift register moves the _____ left or right. Serial loading means storing a word in a shift register by entering _____ bit per clock pulse. With parallel or broadside loading, it takes only one _____ pulse to load the input word.
A light, eight, clock
B right, eight, clock
C bits, one, register
D bits, one, clock
E None of the above
Yield point in fatigue loading as compared to static loading is
A Same
B Higher
C Lower
D Depends on other factors
Which furnace employs an I.D. fan for the removal of flue gases from the furnace?
A Coke oven
B Blast furnace stoves
C Beehive coke oven
D High pressure boiler
Black smoke coming out of the chimney of a furnace is an indication of the use of __________ in the furnace.
A Low amount of excess combustion air
B Large quantity of excess combustion air
C Hydrocarbon fuel
D Pulverised coal as fuel
The electric furnace in which heat is produced by a combination of induced current and skin effect is called __________ furnace.
A Arc
B Resistance
C Low frequency induction
D High frequency induction
An electric furnace producing heat by means of an electric arc struck between each of three electrodes and the charge is called __________ furnace.
A Resistance
B Arc
C Low frequency induction
D None of these
An improved and fuel efficient version of the pusher type reheating furnace is the __________ furnace.
A Walking beam
B Shaft
C Tunnel
D Rotary hearth

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