Physics Exam Prep
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Physics Exam Prep
Sample questions with model answers
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A physical quantity x depends on quantities y and z as follows: $x = Ay + Btan(cz)$ where A, B and C are constant. Which of the following do not have the same dimensions.
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C and $z^{-1}$
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Two forces, each equal to F, acts as shown in figure. Their resultant is:
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$\sqrt{3}F$
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The following graph figure shows the variation of velocity of a rocket with time. Then the maximum height attained by the rocket is
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55 Km
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A stone is dropped from the $25^{th}$ storey of a multistoried building and it reaches the ground in 5 sec. In the first second, it passes through how many storeys of the following. (g=10$ms^{-2}$)
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3
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