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An ammeter has 20 divisions between 0 mark and 2 A mark on its scale. The least count of this ammeter is :
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Question 1
An ammeter has 20 divisions between 0 mark and 2 A mark on its scale. The least count of this ammeter is :Question 2
A student using the same two resistors, ammeter, voltmeter and battery, sets up two circuits A and B connecting the two resistors first in series and then in parallel. If the ammeter and voltmeter readings in the two cases be and respectively, he is likely to observe that :
Question 3
Four students A, B, C and D performed the experiment to determine the focal length of a concave mirror by obtaining the image of a distant tree on a screen. They measured the distances between the screen and the mirror as shown in the diagrams given below : The correct value for focal length will be obtained by the student :
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| Question Text | An ammeter has 20 divisions between 0 mark and 2 A mark on its scale. The least count of this ammeter is : |
| Answer Type | Video solution: 1 |
| Upvotes | 160 |
