Question

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I=d.s
R=y
13. Which of the following should be connected in parallel to a device
in a circuit?
(a) voltmeter
(b) ammeter
(c) galvanometer
14. When a 12 V battery is connected to resistor, 2.5 mA current flows
through the circuit. If so what is the resistance of the resistor?
14) V=1261
15. If 0.2 12,0.3 2, 0.4 22, 0.5 22 and 12 12 resistors are connected to a
9 V battery in parallel, what will be the current through the 12 12
resistor??
16. How many resistors of 176 22 should be connected in parallel to get
5A current from 220 V supply?
a) 2
b) 3
d) 41
17. Depict a figure showing the arrangement of three resistors in a circuit
to get an effective resistance of (i) 92 (ii) 4 22
R=r
c) 6
Extended activities​

Answer 1

Answer:

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