Physics, 18.10.2021 14:30 BossKnight
Consider an elevator with a table and a book on top of the table. The mass of the table is 10kg and the mass of the book is 2kg.
At t=0 the elevator is moving up with a velocity of 1m/s.
At t=2s the elevator is moving up with a velocity of 8 m/s
Find the Force from the Book to the Table in N. Use the convention where a positive value(+) means upward force and a negative value(-) means downward force.
Answers: 1
Physics, 21.06.2019 20:00
Which sentences describe disadvantages of burning fossil fuels instead of using hydrogen fuel cells? burning fossil fuels contributes to climate change. burning fossil fuels takes place inside expensive fuel cells. fossil fuels aren't widely available, but pure hydrogen is. fossil fuels are nonrenewable.
Answers: 1
Physics, 22.06.2019 12:10
Two forces produce equal torques on a door about the door hinge. the first force is applied at the midpoint of the door; the second force is applied at the doorknob. both forces are applied perpendicular to the door. which force has a greater magnitude?
Answers: 2
Physics, 22.06.2019 15:00
Greg drew a diagram to compare two of the fundamental forces. which labels belong in the areas marked x, y and z? gravitational force electromagnetic force x. attractive y repulsive z: infinite range x: infinite range y attractive z. repulsive x. always attractive y: infinite range z: attractive or repulsive x. attractive or repulsive y infinite range z: always attractive
Answers: 2
Consider an elevator with a table and a book on top of the table. The mass of the table is 10kg and...
Biology, 15.04.2020 10:18
Mathematics, 15.04.2020 10:21
History, 15.04.2020 10:21
History, 15.04.2020 10:23
Health, 15.04.2020 10:33
World Languages, 15.04.2020 10:33
English, 15.04.2020 10:33
Mathematics, 15.04.2020 10:33
Chemistry, 15.04.2020 10:33
Biology, 15.04.2020 10:33