Question: If the flow rate of the current in a straight
If the flow rate of the current in a straight river is greater than the speed of a boat in the water, the boat cannot make a trip directly across the river. Prove this statement.
Answer to relevant QuestionsA ball rolls at a constant velocity of 1.50 m/s at an angle of 45o below the in the fourth quadrant. If we take the ball to be at the origin at t = 0 what are its coordinates (x, y) 1.65 s later? An airplane is flying at 150 mi/h (its speed in still air) in a direction such that with a wind of 60.0 mi/h blowing from east to west, the airplane travels in a straight line southward. (a) What must be the plane’s ...During a daring rescue, a helicopter rescue squad initially accelerates a little girl (mass 25.0 kg) vertically off the roof of a burning building. They do this by drop-ping a rope down to her, which she holds on to as they ...A 3000-kg truck tows a 1500-kg car by a chain. If the net forward force on the truck by the ground is 3200 N, (a) What is the acceleration of the car, and (b) What is the tension in the connecting chain? A 10-kg mass is suspended as shown in Fig. 4.41. What is the tension in the cord between points A and B?
Post your question