Chemical Engineering Basics - Study Mode

[#866] The hardness of a grinding wheel is specified by the
Correct Answer

(A) Alphabetical letter

[#867] Addition of silicon to cast iron
Correct Answer

(D) Increases the fluidity of molten metal

[#868] The factor of safety for brittle materials (having elongation < 5%) is based on the __________ stress.
Correct Answer

(C) Ultimate

[#869] When the wavelength of incident X-rays increases, the angle of diffraction
Correct Answer

(A) Decreases

[#870] Fibre glass is a composite material of
Correct Answer

(A) Glass fibre in a polymer matrix