A circuit with a battery, a 10 Ω resistor, a 13 Ω resistor, and a 26 Ω resistor in series. The total current is the system is 2.7 A. What is the voltage drop across the 10 Ω resistor?

If state law mandates that elevators cannot accelerate more than 2.40 m/s2 or travel faster than 14.8 m/s , what is the minimum time in which an elevator can travel the 373 m from the ground floor to the observatory floor? ?