Aseries circuit contains a 30 ω resistor, a 20 ω resistor, and a 10 ω resistor. the power supply provides 100 v to the circuit. the current in the 10 ω resistor, to two significant figures, is .

When a 5.0kg cart undergoes a 2.2m/s increase in speed, what is the impulse of the cart

An object of dimensions 50 cm x 40 cm x 0.20 cm has a mass 60g. find its density in g/cm3 and kg/ m3

You are driving directly behind a pickup truck, going at the same speed as the truck. a crate falls from the bed of the truck to the road. (a) will your car hit the crate before the crate hits the road if you neither brake nor swerve? (b) during the fall, is the horizontal speed of the crate more than, less than, or the same as that of the truck?