Question

draw a stress curve for metal, mention yield point, elsstic point and fracture point and hence define a) elastic limit and b) breaking stress
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Answer 1

Explanation:

ANSWER

P

A

o

=80 mm

P

B

o

=120 mm

x

A

=0.4x

B

=0.6

P=80×0.4+120×0.6

=104 mm

observed vapour pressure < calculated vapour pressure

(solution shows negative deviation

Answer 2

Answer:

answer is 104 mm ........