For each problem below, please refer to the following diagram. Calculate the missing values
a. The painter weighs 300 newton, the helper weighs 150 newton, the board weighs 600 newtons.. The tension in rope A is 350 newtons. What is the tension in rope A?
b. The tension in rope A is Newtons, the helper weighs 100 newton, the board weighs 1500 newtons.. The tension in rope A is 1050 newtons. What is the weight of the painter?
Answers: 1
Chemistry, 22.06.2019 08:30
Agroup of students is studying convection current. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other is in an area with warm air. after 10 minutes, the balloon are released from a height of 1 meter. which of the following to the students most likely observe? a) the warm balloon expands and rises. the cold balloon shrinks and sinks b) the balloon both rise. the cold balloon is larger than the warm balloon c) the cold balloon expands and rises. the warm balloon shrinks and sinks d) the balloon rise at the same rate. both balloons are the same size
Answers: 1
Chemistry, 23.06.2019 01:00
Atoms contain subatomic particles called protons and neutrons. when these protons and neutrons spilt, a lot of energy is released
Answers: 3
For each problem below, please refer to the following diagram. Calculate the missing values
a. The...
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