Two tugboats pull a disabled super tanker. each tug exerts, Ask an Expert

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Q. Two tugboats pull a disabled super tanker. Each tug exerts constant force of 1.20 multiplied by 106 N, one 19° west of north and the other 19.0° east of north, as they pull the tanker 0.69 km toward the west. What is the total work they do on super tanker?

Q. A scuba diver shines a flashlight from beneath the surface of water (n = 1.33) such that the light strikes water-air boundary with an angle of incidence of 37. At what angle is the beam refracted?

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