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If a set of defective weights are used b...

If a set of defective weights are used by a students to find the mass of an object using a physical balance, a large number of reading will reduce

A

random error

B

random as well as systematic error

C

systematic error

D

neither random nor systematic error

Text Solution

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The correct Answer is:
A
Large number of readings will reduce the random error.
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ALLEN -PHYSICAL WORLD, UNITS AND DIMENSIONS & ERRORS IN MEASUREMENT -EXERCISE-III
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  2. The Bernoull's equation is given by P+(1)/(2)pv^(2)+hpg=k Where P=...

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  3. The period of oscillation of a simple pendulum in the experiment is re...

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  4. The length, breadth and thickness of a strip are (10.0+-0.1)cm,(1.00+-...

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  5. The length of a cylinder is measured with a metre rod having least cou...

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  6. Which of the following are not the units of self inductance ?

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  7. If energy (E), velcocity (V) and time (T) were chosen as fundamental p...

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  8. Which of the following represents the dimensions of farad?

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  9. Dimensional formula of magnetic flux is .......

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  10. Which of the following does not have the same unit as others

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  11. Suppose refractive indes mu is given as mu=A+B//lambda^(2), were A and...

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  12. The SI unit of entropy is

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  13. The dimensional formula for Planck's constant h and gravitational cons...

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  14. If E, M, L and G denote energyy, mass, angular momentum and gravitaion...

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  15. The dimension of the quantity vecExxvecB, where vecE represents the el...

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  16. If a set of defective weights are used by a students to find the mass ...

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  17. A physical quantity epsilon is calculated using the formula epsilon=(x...

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  18. A wire has a mass (0.3+-0.003)g, radius (0.5+-0.005)mm and length (6+-...

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  19. In a vernier callipers, one main scale division is x cm and n division...

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  20. Choose the incorrect statement out of the following :-

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