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BASIC Your team at the lab has developed a new and hopefully non-toxic liquid, named gloop by marketing, to be used in swimming pools. Gloop

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BASIC Your team at the lab has developed a new and hopefully non-toxic liquid, named gloop by marketing, to be used in swimming pools. Gloop is denser than water. so it provides more buoyancy for swimming. (1) REG An uwary visitor to the lab drops their tablet into an open tank of gloop. The gloop's density is 2000- 4000 kgr'mg, and the tank is 5-10 m deep. Calculate the total pressure the phone experiences at the bottom of the gloop tank. Keep in mind: we have an atmosphere! (2) REG Choose a reasonable length L and width W for the tablet's screen (in SI units, to 3 SF), then calculate the force on the tablet's screen due to the pressure of the gloop. (3) MVQ, RNG Next, you'll be dipping a solid ball into the gloop. The ball is either plastic (mass m = 0.3-0.5 kg, radius r = 5-8 cm) if the End-to-last digit of your phone number is even= or metal (odd digit= Mr= 50-60 kg= R = 11-13 cm). Calculate the ball's density. Tip: convert units rst. (4) Would the ball oat or sink if dropped into the gloop? Explain in 1-2 sentences, but no further calculations. (5) h-IVQ If you found that the ball would oat in gloop= you're now going to push down on it: holding it at rest partly submerged= lower in the gloop than it would naturally oat. Or, if you found that the ball would sink in the gloop: you're going to support it from below so that it's partly submerged. State your version, then draw a complete FBD for the ball as you hold it at rest in this partly-submerged state. (6) REG Calculate the amount of force m have to exert to keep the ball submerged with 50-?0% of its volume below the surface. Tip: this is not equal to the buoyant force, so if your FBD suggests otherwise: the FED is incomplete. List your random % and then start 'om NZL= showing all steps as usual for N2L. (7) REG The gloop in the tank will be pumped out through a hose to rescue the tablet. Gloop ows through the hose at a speed of 3-6 ms, and the hose diameter is 4-6 cm. At the end of the hose is a nozzle with a diameter dn = 2.00 cm. Calculate the speed of the gloop spraying out of the nozzle. (3) REG The hose is attached to the pump at ground leveL and the nozzle is 5-10 m above the ground and open to the atmosphere. Calculate the total pressure in the hose at the pump end

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