K.C.S.E Physics Q & A - MODEL 2019PP1QN05
​Figure 3 shows two metal rods A and B of equal length made of the same material but different diameters wax is attached at one end of each rod. A source of heat is placed between the two metal rods.
​State with a reason, what is observed on the wax.
answer
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K.C.S.E Physics Q & A - MODEL 2017PP1QN04
When a liquid is heated in a glass flask, it is observed that the level at first goes down and then rises. Explain this observation.
answer
K.C.S.E Physics Q & A - MODEL 2016PP1QN07
​Figure 5 shows an aluminium tube tightly stuck in a steel tube.
Explain how the two tubes can be separated by applying a temperature change at the same junction given that aluminum expands more than steel for the same temperature rise.
answer
K.C.S.E Physics Q & A - MODEL 2016PP1QN06
Figure 2 shows a uniform light bar resting horizontally on corks floating on water in two beakers A and B.
​Explain why the bar tilts towards side A when equal amount of heat is supplied to each beaker
answer
K.C.S.E Physics Q & A - MODEL 2016PP1QN05
Fig. 3 shows a hot water bath with metal rods inserted through one of its sides. Some wax is fixed at the end of each rod. Use this information to answer question 5(a) and 5(b).
​What property of metals could be tested using this set-up?
answer
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