please help..........
Answers
Answer:
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Explanation:
22.Given that,
Current, I = 5 A
Time, t = 2 minutes = 120 seconds
The charge Q is gets transferred. It is given by :
Q = It
Q = 600 coulombs
So, the transferred charge is 600 coulombs. Hence, this is the required solution.
23.
Answer :
300C
Solution :
Q=It=0.5A×(10×60)s=300C
24.Given:
For electric bulb:
Voltage = 220 V
Resistance = 1200 Ω
Solution:
According to Ohm's law, the current is ratio of voltage and resistance, hence, can be written as:
I=V/R
Plug the given values in the above formula:
I=220/1200
=0.183 A
22. Given that,
Current, I = 5 A
Time, t = 2 minutes = 120 seconds
The charge Q is gets transferred. It is given by :
I = Q/t
Q = It
Q = 5*120
Q = 600 coulombs
So, the transferred charge is 600 coulombs. Hence, this is the required solution.
23. Current, I = 0.5 A
Time, t = 10 minute = 10×60 = 600 seconds
Let the total charge flown = Q
I = Q/t
Q = It
Q = 0.5*600 C
Q = 300 C
24. Given,
Voltage(V) = 220 V
Resistance(R) = 1200 Ω
V = IR
I = V/R = 220/1200
I = 0.1833 A