Two tugboats pull a disabled super-tanker. Each tug exerts a constant force of 2.1×106 N , one an angle 19 ∘ west of north and the other an angle 19 ∘ east of north, as they pull the tanker a distance 0.60 km toward the north. What is the total work they do on the super-tanker?
Answers: 2
Physics, 22.06.2019 09:40
When you jump from an elevated position you usually bend your knees upon reaching the ground. by doing this, you make the time of the impact about 10 times as great as for a stiff-legged landing. in this way the average force your body experiences is a) less than 1/10 as great. b) more than 1/10 as great. c) about 1/10 as great.d) about 10 times as great.
Answers: 1
Physics, 22.06.2019 16:50
Aresistor with an unknown resistance is connected in parallel to a 9 ω resistor. when both resistors are connected in parallel to an emf source of 21 v, the current through the unknown resistor is measured with an ammeter to be 4 a. what is the resistance of the unknown resistor? answer in units of ω.
Answers: 3
Two tugboats pull a disabled super-tanker. Each tug exerts a constant force of 2.1×106 N , one an an...
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