CBSE Class 10 Science 2022 Delhi Term II Set 2

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Question : 4
Total: 7
In the given circuit determine the value of :
(i) total resistance of the circuit
(ii) current flowing through the ammeter.
Solution:  
(i) Total series resistance =10‌ohm+50‌ohm= 60‌ohm
‌
1
‌ Total resistance ‌
=‌
1
30
+‌
1
60
=‌
3
60

Total resistance =‌
60
3
‌ohm
=20‌ohm

(ii) Current, ‌‌I=‌
V
R
=‌
6
20
=0.3A
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