Physics 9 Chapter 8 - Thermal Properties of Matter -31


Physics Class 9
1.    At which time, bridges made of steel girders contract?




Physics Class 9
2.    In which of the following thermal expansion is used in temperature measurements?




Physics Class 9
3.    In thermometer, which of the following process is used for temperature measurements?




Physics Class 9
4.    To open the cap of a bottle that is tight enough, immerse it in ...................for a minute or so?




Physics Class 9
5.    If we immerse the cap of a bottle in hot water, what happens?




6.    To join steel plates tightly together, which of the following are forced through holes in the plates?




Physics Class 9
7.    What happens to rivets on cooling?




Physics Class 9
8.    The strips of bimetal strips are made of..............?




Physics Class 9
9.    Which of the following metal is present in bimetal strip?




Physics Class 9
10.    How many strips are present in a bimetal strip?







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