Question

in the two set ups X and Y shown on the next page the wires AB and pqr are made of the same material and have equal thickness the length of the wire ab in the setup x is equal to the diameter =PR of the semicircle formed by the wire pqr in the set up y pins P1 and P2 are attached to wires AB and pqr respectively with the help of waX which of the two pins, P1 or P2 will fall off later give reason for your answer

Answer 1

Answer: P2 you will fall latter

Explanation: P2 will fall letter because it is loop and P1 wires is straight as we know that heat move particle to particle and P1 is straight and the heat is able to move particle to particle directly to the pin and in P2 it is true that why heat cannot move easy to particle to particle

Answer 2

Answer:

P2 will fall later

Explanation:

Since the length of wire in the set up Y is longer than of the X.....

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