When table salt is added to ice, the melting point of the ice?
A. is raised B. is lowered C. remains unchanged D. is first raised, then lowered Correct Answer: Option B B. is loweredIt takes 4 minutes to boil a quantity of water using an electrical heating coil. How long will it take to boil the same quantity of water using the same coil if the current is doubled? [Neglect any external heat losses]
A. 8 minutes B. 4 minutes C. 2 minutes D. 1 minute Correct Answer: Option C C. 2 minutesAs a bicycle Tyre was being pumped up, it was noticed that contrary to Boyle’s law the volume increased as the pressure increased. The best explanation of this is that Boyle’s law is only true for
A. ideal gases B. a fixed mass of gas C. a mixture of gases D. a gas at variable temperature Correct Answer: Option A A. ideal gasesA rod of initial length 2m at a temperature of 25°C is heated to 80°C. Calculate the increase in the length of the rod if its linear expansivity is 4.0 x 10‾³K‾¹
A. 0.26m B. 0.44m C. 0.53m D. 0.84m Correct Answer: Option B B. 0.44m Explanation l2−l1=αl1(θ2−θ1)=4.0×10‾³ × 2 (80−25) = 0.44mProducts
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Land Law and the Consequences of Unauthorized Land Transfers in Nigeria
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Co-Ownership Structures and Land Acquisition Methods in Nigeria
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Rights in Community Land and Fundamental Land Concepts in Nigeria
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Customary Land Control and the Origins of Nigeria's Land Use Act
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Land Ownership Principles and Transaction Laws in Nigeria
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