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NCERT GUJARATI-UNITS AND MEASUREMENT-EXERCISE
- A screw gauge has a pitch of 1.0mm and 200 divisions on the circular s...
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- The mean diameter of a thin brass rod is to be measured by vernier cal...
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- The photograph of a house occupies an area of 1.75 cm^(2) on a 35 mm s...
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- State the number of significant 0.007 m^(2)
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- State the number of significant 2.64xx10^(24) kg
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- State the number of significant 0.2370 g cm^(-3)
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- The length , breadth and thickness of a rectangular sheet of metal are...
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- The mass of a box measured by a grocer's balance is 2.30 kg. Two gold ...
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- A physical quantity P is related to four observables a,b,c and d as fo...
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- A book with many printing errors contains four different formulas for ...
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- A famous relation in physics relates 'moving mass' m to the 'rest mass...
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- The unit of length conventent on the atomic scale is known as an angs...
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- One mole of an ideal gas at standard temperature and pressure occupies...
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- Explain this common observation clearly: If you look out of the window...
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- The principle of 'parallax' in section 2.3.1 is used in the determinat...
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- The nearest star to our solar system is 4.29 light years away. How muc...
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- Precise measurements of physical quantities are a need of science. For...
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- Just as precise measurements are necessary in science, it is equally i...
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- The Sun is a hot plasma (ionized matter) with its inner core at a temp...
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- When the planet Jupiter is at a distance of 824.7 million kilometers f...
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