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Subject :NSO    Class : Class 5

The diagram below shows a square metal frame with four similar drops of wax attached to positions P, Q, R and S on it.

Tanmay heated the metal frame at one point on the metal frame and recorded the time taken for the drops of wax to melt in the table below.

Based on the results above, at which point (W, X, Y or Z) did Tanmay heat the metal frame?


Ans 1:

Class : Class 7
it is x so the answer is B

Ans 2:

Class : Class 4
why not X

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