5 points
2. If a circuit has four 20 ohm resistors wired in series, what is the
equivalent (total) resistance?
a. 60 ohms
b. 80 ohms
c. 5 ohms
d. 100 ohms

An airplane flying parallel to the ground undergoes two consecutive displacements. the first is 76 km at 39.8◦ west of north, and the second is 156 km at 59.9◦ east of north. what is the magnitude of the plane’s total displacement? answer in units of km. 020 (part 2 of 2) 10.0

F500 j of energy were added to 1 kg of each of these samples, which would experience the least temperature increase?

On a day when the barometer reads 75.23 cm, a reaction vessel holds 250 ml of ideal gas at 20 celsius. an oil manometer ( ρ= 810 kg/m^3) reads the pressure in the vessel to be 41 cm of oil and below atmospheric pressure. what volume will the gas occupy under s.t.p.?