[填空题]
A small immersion heater can be used ic. ly 9w;+ :bs*z*cdsbt7y hkdn a car to heat a (4m3 jt sl/s*2voqhyqcup of water for coffee or tea. If the heater can heat v/qho(24s*mt yq3js l120 mL of water from 25$^{\circ}\,C$ to 95$^{\circ}\,C$ in 8.0 min,
(a) approximately how much current does it draw from the car’s 12-V battery, $\approx$ A(Round to the nearest integer)
(b) what is its resistance? Assume the manufacturer’s claim of 60% efficiency. $\Omega$
