DieselShip's Online Content Library

Subscription based access to past question papers and solved answers

Academics – Mathematics : 2024/JUL/05

Question

Q5. The stress, o MN\/m², in an alloy steel plate was recorded at different, x cm, from one end

The results are shown in Table Q5.

(a) Draw a straight - line graph to verify that the relationship between σ and x is a law of the form σ = a^x2 + bx where a and b are constants.

x	4.0	7.0	8.0	10.0	11.0
σ	24	104	142	236	294

Table Q5

Suggested scales: horizontal axis 2 cm = 1

Vertical axis 2 cm = 2

(b) use the graph drawn in Q5(a) to estimate the value of a and b. (6)

Asked in Year/Month/Ques No.

Hello Guest User,

Answers are available via our app only.
Please buy a membership plan and login via our app to view answers.