Related Questions

Randomized quick sort is an extension of quicksort where the pivot is chosen randomly. what is the worst case complexity of sorting a numbers using randomized quick sort?
A O (n)
B O (n2)
C O (n log n)
D O (n!)
The ratio of sand to gravel in a mixture is 7 : 8 while that between gravel and cement is 6 : 7. What is the ratio of sand to cement in the mixture?
A 49 : 48
B 7 : 7
C 8 : 6\
D 3 : 4
For a loose sand sample and a dense sand sample consolidated to the same effective stress
A ultimate strength is same and also peak strength is same
B ultimate strength is different but peak strength is same
C ultimate strength is same but peak strength of dense sand is greater than that of loose sand
D ultimate strength is same but peak
If the sand in-situ is in its densest state, then the relative density of sand is
A zero
B 1
C between 0 and 1
D greater than 1
Uniform ramming of sand in green sand moulding process leads to
A Reduced chance of gas porosity
B Greater dimensional stability of the casting
C Uniform flow of molten metal into the mould cavity
D Less sand expansion type of casting defect
Insufficient washing of sand grains in a rapid sand filter causes
A Air binding
B Shrinkage of filtering media
C Mud balls
D Expansion of filtering media
The property of sand due to which the sand grains stick together is called
A Collapsibility
B Permeability
C Cohesiveness
D Adhesiveness
The effective size of sand particles used in slow sand filters is
A 0.25 to 0.35 mm
B 0.35 to 0.60 mm
C 0.60 to 1.00 mm
D 1.00 to 1.80 mm
Zafar is quick ________ understanding.
A At
B In
C For
D Of
'Cut to the quick ' means-
A to cut into two pieces
B to cut quickly
C to cut at a reasonable speed
D to hurt intensely

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