Posted by John - PLEASE Help! on Sunday, April 10, 2011 at 4:46pm.
No more than 120/35 = 3.43 A could flow if the resistors were in series. Theretore I mus assume that they are in parallel and that 11-3.43 = 7.57 A flows through the unknown resistor. Use that fact and the 120 V applied voltage to get its resistance, R = V/I = 15.85 ohms
Related Questions
physics - Two bulbs are connected in parallel across a source of emf EMF = 10.0V...
PHYSICS - Two bulbs are connected in parallel across a source of emf EMF = 10.0V...
Physics - Thanks for any help :) Four 20 ohm resistors are connected in parallel...
PHYSICS - Two bulbs are connected in parallel across a source of emf EMF = 10.0V...
Science - A battery of emf 12v nd internal resistance (r) 1.5votls is connected ...
physics - when you connect an unknown resistor across the terminals of a 1.50 V...
physics (please check) - Four 20-ohm resistors are connected in series and the ...
Physics - A 79.4-Ω and a 47.7-Ω resistor are connected in ...
physics - a 40.0 ohm resistor and a 90.0 ohm resistor are connected in parallel...
Physics - A battery with EMF 6.0 Volts and internal resistance 0.1 ohms is ...
For Further Reading
