Related Questions

Furnace atmosphere for softening temperature determination of refractories (in which segar cones are placed) should be
Directions : In each of the following questions a statement is given, followed by two conclusions. Give answer :

Statement : The integrated steel plants in India would no longer have to depend on imports for continuous casting refractories.

Assumptions :
I. Continuous casting refractories are needed by India.
II. Continuous casting refractories are in demand.
Pyrometric cone equivalent (PCE) value (Segar cone) of 'superduty refractories' is more than 33 which corresponds to a temperature of __________ °C.
PCE value (Segar cone) of superduty refractories is more than 33, which is equivalent to a temperature of __________ °C.
Faster rate of drying of moulded refractories results in high __________ of refractories.
Silica refractories are also known as ______ refractories.
Basic refractories are costlier than acid refractories.
During the detection of the cones by the thin strip of film which one of the following statements is appropriate for the cones and the films?
Some solid metallic right circular cones, each with radius of the base 3 cm and height 4 cm, are melted to form a solid sphere of radius 6 cm. The number of right circular cones is :
A solid metallic cylinder of base radius 3 cm and height 5 cm is melted to form cones, each of height 1 cm and base radius 1 mm. The number of cones is :