Physics, 27.07.2020 01:01 alexkrol30083
A person bends over to grab a 20 kg object. The back muscle responsible for supporting his upper body weight and the object is located 2/3 of the way up his back (where it attaches to the spine) and makes an angle of 12 degrees with the spine. His upper body weighs 36 kg. What is the tension in the back muscle
Answers: 2
Physics, 21.06.2019 23:30
Two technicians are discussing a resistance measurement between the can-h and can-l wires. technician a says this measurement should be done with the ignition switch in the "run" position. technician b states that a measurement of 0 ohms indicates an open in the network. which technician is correct?
Answers: 3
Physics, 22.06.2019 04:00
What is the final velocity of the initial velocity of 25 and -50?
Answers: 2
Physics, 22.06.2019 08:30
What is the primary force that suspension bridges use cables to hold their spans up? a. tension force b. resistance force c. normal force d. elastic force e. applied force
Answers: 3
A person bends over to grab a 20 kg object. The back muscle responsible for supporting his upper bod...
Biology, 03.05.2020 12:49
Social Studies, 03.05.2020 12:49
History, 03.05.2020 12:49
Chemistry, 03.05.2020 12:49
Social Studies, 03.05.2020 12:49
History, 03.05.2020 12:49
Mathematics, 03.05.2020 12:49
Mathematics, 03.05.2020 12:49
Chemistry, 03.05.2020 12:49