Answers: 1
Physics, 22.06.2019 10:30
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?
Answers: 2
Physics, 22.06.2019 14:40
Asolid cylinder and a cylindrical shell have the same mass, same radius, and turn on frictionless, horizontal axles. the cylindrical shell has light-weight spokes connecting the shell to the axle. a rope is wrapped around each cylinder and tied to blocks of equal masses that are held the same height above the ground. both blocks are released simultaneously. the ropes do not slip. which block hits the ground first? or is it a tie?
Answers: 3
Physics, 22.06.2019 15:20
Aphoton is absorbed by an electron that is in the n = 3 state of a hydrogen atom, causing the hydrogen atom to become ionized. very far away from the nucleus, the released electron has a velocity of 750,000 m/s. what was the wavelength of the absorbed photon?
Answers: 2
Physics, 22.06.2019 18:00
Efficiency is the ratio of to for a system a)power in to power in b)power in to power out c) power out to power out d) power out to power in
Answers: 2
plz tell the right answer....
History, 15.10.2020 06:01
History, 15.10.2020 06:01
Mathematics, 15.10.2020 06:01
History, 15.10.2020 06:01
Mathematics, 15.10.2020 06:01
Mathematics, 15.10.2020 06:01
Mathematics, 15.10.2020 06:01
History, 15.10.2020 06:01
Mathematics, 15.10.2020 06:01
Mathematics, 15.10.2020 06:01
Biology, 15.10.2020 06:01
Mathematics, 15.10.2020 06:01
Chemistry, 15.10.2020 06:01