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A student finds that there are 20 divisi...

A student finds that there are 20 divisions between the 0 mark and 1 V mark of a voltmeter. What is the least count of this voltmeter ?

A

0.50 V

B

0.02 V

C

0.2 V

D

0.05 V

Text Solution

Verified by Experts

The correct Answer is:
D
NA
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LAKHMIR SINGH & MANJIT KAUR-THE HUMAN EYE AND THE COLOURFUL WORLD -Multiple Choice Questions
  1. The following 'precautions' were listed by a student in the experiment...

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  2. An ammeter has 20 divisions between 0 A mark and 2 A mark on its scale...

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  3. A student finds that there are 20 divisions between the 0 mark and 1 V...

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  4. Which of the following instruments does not have plus (+) or minus (-)...

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  5. To study the dependence of current (I) on the potential difference (V)...

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  6. In the circuit given below, the instrument B reads 0.93 and the instru...

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  7. Four identical cells of emf 1.5 V each were connected in four differen...

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  8. The scale of an ammeter is shown below : The least count of this amm...

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  9. The least count of the voltmeter shown below is :

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  10. Consider the following circuits : On plugging the key, the voltme...

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  11. The rest positions of the needles in a Milliammeter and Voltmeter when...

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  12. A student has to connect 4 cells of 2 V each to form a battery of volt...

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  13. To study the dependence of current (I) on the potential difference (V)...

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  14. In the circuits A, B, C and D, with switch S open, the lamps Q and R w...

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  15. The rest positions of the needles in a milliammeter and voltmeter not ...

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  16. The current following through a resistor connected in an electric circ...

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  17. Consider the following circuits diagrams drawn by four students : ...

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  18. The scale of an ammeter is shown below : The least count of this ...

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  19. The figure below shows the scale of a voltmeter : The least count o...

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  20. A student used the set up given here to study the dependence of curren...

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