Cabridge international AS A level physics solved question and numerical ch 1
Chapter 1 Question 1
1. Explain what is meant by a base unit give four examples of base
units.
2. State what is meant by a derived unit.
3. i. For any equation to be valid, it must be homogeneous. Explain
what is meant by homogeneous equation.
ii.The pressure P of an ideal gas of density (rho) is given by the
equation P=1/3 rho (c^2) where c^2 is the mean square of speed(square of speed).use base units to show that the equation is homogeneous.
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