What makes electromagnets useful for sorting metals in recycling centers?
O A. The current can be turned on to pick up items containing all
metals and turned off to drop them.
O B. The current can be turned off to pick up items containing all
metals and turned off to drop them.
O C. The current can be turned on to pick up items containing iron and
turned off to drop them.
D. The current can be turned off to pick up items containing iron and
turned on to drop them.
Answers: 3
Physics, 21.06.2019 23:30
Which simple machine is not part of this compound machine? a. lever b. pulley c. inclined plane d. wheel and axle
Answers: 1
Physics, 22.06.2019 04:30
Which of the following is not a characteristic of s waves? a. travel slower than p waves. b. cannot be detected in locations more than 105° from an earthquake’s epicenter. c. travel through solids and liquids. d. only affect coastal regions.
Answers: 2
Physics, 22.06.2019 05:30
Física: un futbolista patea hacia el arco con una velocidad de 15m/ah, calcular: a)el alcance para un ángulo de tiro de 25? , b) el tiempo que el balón permanece en el aire.
Answers: 3
Physics, 22.06.2019 14:30
A10nc charge sits at a point in space where the magnitude of the electric field is 1500 n/c. what will the magnitude of the field be if the 10 nc charge is replaced by a 20 nc charge? assume the system is big enough to consider the charges as small test charges.
Answers: 1
What makes electromagnets useful for sorting metals in recycling centers?
O A. The current can be t...
History, 02.09.2021 05:10
Mathematics, 02.09.2021 05:10
History, 02.09.2021 05:10
Mathematics, 02.09.2021 05:10
Mathematics, 02.09.2021 05:10
Mathematics, 02.09.2021 05:10
Mathematics, 02.09.2021 05:10
Mathematics, 02.09.2021 05:10
History, 02.09.2021 05:10
History, 02.09.2021 05:10
Mathematics, 02.09.2021 05:10