JEE (Advanced) 2007 Paper-1
For the following questions answer them individually
Column I gives certain situations in which a straight metallic wire of resistance R is used and Column II gives some resulting effects. Match the statements in Column I with the statements in Column II and indicate your answer by darkening appropriate bubbles in the $$4 \times 4$$ matrix given in the ORS.
789
456
123
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Clear All
Some laws / processes are given in Column I. Match these with the physical phenomena given in Column II and indicate your answer by darkening appropriate bubbles in the $$4 \times 4$$ matrix given in the ORS.
789
456
123
0.-
Clear All
When 20 g of naphthoic acid $$(C_{11}H_8O_2)$$ is dissolved in 50 g of benzene $$(K_f$$ = 1.72 K kg mol$$^{-1}$$), a freezing point depression of 2 K is observed. The van't Hoff factor (i) is
