Physics, 18.07.2019 06:30 alisonguerrero17
Is work done if you carry a book across the room at a constant velocity? a. no, the force applied is parallel to the direction of motion. b. yes, the force applied is parallel to the direction of motion. c. no, the force applied is perpendicular to the direction of motion. d. yes, the force applied is perpendicular to the direction of motion.
Answers: 1
Physics, 21.06.2019 22:50
Acar of mass m goes around a banked curve of radius r with speed v. if the road is frictionless due to ice, the car can still negotiate the curve if the horizontal component of the normal force on the car from the road is equal in magnitude to 101) a) mv2/r b) mg/2. d) mg e) tan[v2/(eg)]
Answers: 2
Physics, 22.06.2019 02:10
"an open tank has the shape of a right circular cone. the tank is 6 feet across the top and 5 feet high. how much work is done in emptying the tank by pumping the water over the top edge? note: the density of water is 62.4 lbs per cubic foot."
Answers: 2
Physics, 22.06.2019 04:30
The current in a hair dryer measures 11 amps. the resistance of the hair dryer is 12 ohms. what is the voltage?unit:
Answers: 1
Is work done if you carry a book across the room at a constant velocity? a. no, the force applied i...
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