Related Questions

Inhalation of asbestos is associated with
A Mesothelioma
B Lung carcinoma
C Sarcoidosis
D Pulmonary fibrosis
E Leukaemia
The maximum permissible span of asbestos cement sheets is
A 650 mm
B 810 mm
C 1250 mm
D 1680 mm
Initial setting time of cement for asbestos cement products should be not less than
A 30 minutes
B 50 minutes
C 75 minutes
D 90 minutes
Normally, the angle of roof truss with asbestos sheets should not be less than
A $$26{\frac{1}{2}^ \circ }$$
B 30°
C 35°
D 40°
The asbestos cement sewers are
A Light in weight
B Not structurally strong to bear large compressive stress
C Susceptible to corrosion by sulphuric acid
D All the above
Asbestos pipes are
A light in weight and easy to transport
B highly resistant to corrosion
C very much smooth and hydraulically efficient
D all the above
Asbestos is formed of :
A Calcium and Magnesium
B Copper, Zinc and Manganese
C Lead and Iron
D Calcium and Zinc
Non acid-resistant asbestos is:
A Tremolite asbestos
B Chrysotile asbestos
C Amosite asbestos
D None of these
The asbestos cement pipes are generally laid
A Horizontally
B Vertically
C At an angle of 30°
D At an angle of 60°
Size reduction of asbestos and mica is done by
A Hammer mills
B Rod mills
C Gyratory crushers
D Crushing rolls

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