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Please answer both (i) and (ii). They are both asking for two seperate things. P

ID: 1837671 • Letter: P

Question

Please answer both (i) and (ii). They are both asking for two seperate things. Please read the questions carefully.

Which of the following is the correct answer to the above question?

Please pick the correct answer.

a) Dimensions of y

b) Dimensions of x / Dimensions of y

c) Dimensions of y / Dimensions of x

d) Dimensionless

e) Dimensions of x

Choose one of the following:

a) Dimensions of y

b) Dimensions of x / Dimensions of y

c) Dimensions of y / Dimensions of x

d) Dimensionless

e) Dimensions of x

mx+b

Explanation / Answer

(i) b has the dimension fo y. If you put x = 0, you will get y = b. Hence proved.

(ii) m is the slope. Put b = 0, you will get y = mx, Hence m = y/x . Hence m is dimensionless quantity.