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Look at Figure 4.9. The length of wire PQ in case of A is equal to the diameter of the semicircle formed by the wire CDE

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asked Jan 22, 2018 in Science by Rohit Singh (61,782 points) ● 35 ● 133 ● 357

Look at Figure 4.9.

The length of wire PQ in case of A is equal to the diameter of the semicircle formed by the wire CDE, in case B. One pin is attached to each wire with the help of wax as shown in Figure 4.9. Which pin will fall first? Explain.

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answered Jan 22, 2018 by sameer (82,980 points) ● 5 ● 11 ● 37
selected Jan 27, 2018 by sarthaks
 
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The pin on the wire in case A will fall first as heat will reach to it before it reaches the pin in case B.
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