and 
respectively are connected
in series to a 6V battery. The heat dissipated by the resistor in 5s will
be
(a)5 J (b)10 J (c)20
J (d) 30 J
Answer:
(c)
Given, resistors, 
and 
Voltage, 
Time, r =
5 s
Resistance, 
Heat dissipated, H = ?
Resistor, 
Current.
.
Heat dissipated 
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