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SL ARORA-Units and Measurements-Exercise
- The relative density of mercury is 13.6. ILS density is gcm^-3 orkgm^-...
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- If the value of universal gravitational constant is 6.67xx10^(11) Nm^2...
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- The dimensional formula for Planck's constant (h) is
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- In the followng dimensionally correct equation for force,F=x/Density=Y...
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- The number of wavelengths of orange-red radia¬ tion of Kr-86 contained...
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- Imagine a system of units in which the unit of mass is 100 kg, length ...
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- E, m, L, G denote energy mass, angular momentum & gravitation constant...
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- The number of particles is given by n = -D(n(2) - n(1))/( x(2) - x(1))...
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- Give the number of significant figure in 2.64 xx 10^24 Kg .
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- In the simplification of 2.13x24.78 /458.2, the numberof significant f...
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- The diameter of circle is 1.06m. Calculate the area enclosed by the ci...
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- The errors which tend to occur in one direction,positive or negative, ...
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- The maximum fractional error in the quotient of two quantities is equa...
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- The resistance R= (V)/(I), where V= (100+-5.0) V and I=(10+-0.2)A. Fin...
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- A physical quantity P = a^3b^2/cd. If the percentageerrors in the meas...
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- A physical quantity X is given by X=(2k^(3)l^(2))/(msqrt(n)) The p...
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- Define length.
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- Define a prototype metre
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- Define standard metre in terms of the wavelength of light.
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- What is the accuracy of the metre defined in terms of wavelength of li...
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