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- Please,please help me This question has Statement I and Statement II. Of the four choices given after the Statements, choose the one that best describes the two Statemens.Statement - I : Higher the range, greater is the resistance of ammeter.Statemen
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This question has Statement I and Statement II. Of the four choices given after the Statements, choose the one that best describes the two Statemens.
Statement - I : Higher the range, greater is the resistance of ammeter.
Statement - II : To increase the range of ammeter,additional shunt needs to be used across it.
- Option 1)
Statement - I is false, Statement - II is true.
- Option 2)
Statement - I is true, Statement - II is true, Statement - II is the correct explanation of Statement - I.
- Option 3)
Statement - I is true, Statement - II is true, Statement - II is not the correct explanation of Statement - I.
- Option 4)
Statement - I is true, Statement - II is false.
Answers (2)
As discussed in-
Required shunt -
- wherein
Current through galvanometer
The answer follows from basic Principle of stunt and its use to make an ammeter:
Option 1)
Statement - I is false, Statement - II is true.
This option is correct.
Option 2)
Statement - I is true, Statement - II is true, Statement - II is the correct explanation of Statement - I.
This option is incorrect.
Option 3)
Statement - I is true, Statement - II is true, Statement - II is not the correct explanation of Statement - I.
This option is incorrect.
Option 4)
Statement - I is true, Statement - II is false.
This option is incorrect.
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