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Which of the following physical quantities have the same dimensions as work?
Which of the following physical quantities have the same dimensions as work?
If $X = a + bt^2$, what are the units of $a$ and $b$?
If $X = a + bt^2$, what are the units of $a$ and $b$?
For the physical quantity $P = \frac{a^3b^2}{\sqrt{cd}}$, what is the percentage error in $P$ given the percentage errors in $a$, $b$, $c$, and $d$?
For the physical quantity $P = \frac{a^3b^2}{\sqrt{cd}}$, what is the percentage error in $P$ given the percentage errors in $a$, $b$, $c$, and $d$?
Arrange the four basic forces in nature in order of their increasing strengths.
Arrange the four basic forces in nature in order of their increasing strengths.
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Can there be a physical quantity with dimensions of [MT-1]?
Can there be a physical quantity with dimensions of [MT-1]?
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