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- A soap bubble is blown to a diameter of 7cm . If 36960 erg of work is done in blowing it furthur , find the new radius if the surface tension of soap solution is 40dyne/cm.Ideal mechanical advantage is equal to the displacement of the effort force divided by the displacement of the load. True O FalseFind the displacement Work done=1112 J Force 500 N
- The rectangular tank shown here, with its top at ground level, is used to catch runoff water. Assume that the water weighs 62.4 Ib / ft 18 f 13 ft Ground level ol a. How much work does it take to empty the tank by pumping the water back to ground level once the tank is full? b. If the water is pumped to ground level with a (10/11)-horsepower (hp) motor (work output 500 ft-lb/sec), how long will it take to empty the tank (to the nearest minute)? c. Show that the pump in part (b) will lower the water level 15 ft (halfway) during the first 55 minutes of pumping. d. What are the answers to parts (a) and (b) in a location where water weighs 62.28 lb / ft? 62.61 Ib/ ft? 30Given data: work done3D500 J Force%3D25 N Find displacementA force of 85 N is applied to the rim of the wheel can lift a load of 700 N through the use of wheel and axle. The diameters of the wheel and axle are 40 cm and 6 cm l, respectively. Determine the AMA, IMA and efficiency of the machine.