railway RRB Technician Grade 1 Mock Test 2024 Physics Current, Resistance and Electricity The Ammeter and the Voltmeter
Given below are two statements labelled as Assertion (A) and Reason (R)
Assertion (A): To increase the range of an ammeter, we must connect a suitable high resistance in series to it.
Reason (R): The ammeter with increased range should have high resistance.
Select the most appropriate answer from the options given below:
1
Both A and R are true and R is the correct explanation of A
2
Both A and R are true but R is not the correct explanation of A.
3
A is true but R is false.
4
A is false and R is also false.