nterval = 1 second and 3 seconds. What is the time interval the object in air? jou 53. A bod velocity t=2 t=1 t=3 II. 54. 2 res t=0 t=4 riba 49. An aircraft is moving horizontally with a speed of 50 m/s. At the height of 2 km, an object is dropped from the aircraft. Acceleration due to gravity 10 m/s what is the time interval before the object hits the ground. ​

The safe load, l, of a wooden beam of width w, height h, and length l, supported at both ends, varies directly as the product of the width and the square of the height, and inversely as the length. a wooden beam 4 inches wide, 9 inches high, and 240 inches long can hold a load of 6810 pounds. what load would a beam 3 inches wide, 8 inches high, and 144 inches long, of the same material, support? (round off your answer to the nearest integer.)