Why is mercury rather than water manometers used for pressure measurements?
Q: How high would the level be in a barometer at normal atmospheric pressure if honey (D = 1400 kg/m3)…
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Q: An aluminum boat is floating in a swimming pool. A hole is punctured in the boat and begins to sink…
A: Aluminum boat is floating on water , a hole is punched in it and it sinks . What would happen to the…
Q: A mercury barometer located in a room at 25◦C has a height of 750 mm. What is theatmospheric…
A: Given in question - Temprature(T) = 25°c Hight (H) = 750 mm =…
Q: What is the height of a water barometer at atmospheric pressure?
A: Let , the height of water barometer=hdensity of water=PThen , pressure of water , P=ρgh
Q: A 20 kg brick stands upright on the ground as shown. What is the pressure it exerts on the ground?…
A: Given data: Mass (m) = 20 kg Area of base (A) = 20 cm × 5 cm = 100×10-4 m2 Required: Pressure (P)
Q: A 1,700kg hippopotamus has a cross sectional area of 0.7m^2 on each foot. Assuming an even…
A: Given that Mass of the hippo m = 1700 kg Cross sectional area of each foot of hippo a = 0.7 m2
Q: Calculate the pressure at a depth of 3.0 m in a swimming pool?
A: pressure at the bottom of the pool will be 29311.8 N/m^2
Q: In the crude image of a slightly more advanced barometer (shown below), what does it mean if the…
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Q: What force does a 12 x 10^-6 C charge exert on a 6 x 10^-5 C charge, if they are 1.50 m apart?
A: Solution attached in the photo
Q: A backyard swimming pool is circular in shape and contains water to a uniform depth of 42 cm. It is…
A: We need to determine the pressure at the pool's bottom. We are aware that the swimming pool has a 42…
Q: The pressure of a certain valley below sea level is 200 kPa, what will be the height of the mercury…
A: Pressure =200 kPa 1 atm=101.325 KPa
Q: certain submarine can withstand 150 atmospheres of pressure before being crushed. How deep into the…
A: Given that pressure P = 150atm 1atm=101325Pa We know that Absolute pressure = atmospheric pressure…
Q: A cylinder with a bore diameter of 4.5 inches and a rod diameter of 1.5 inches is to be used in a…
A: Given: The bore diameter of the cylinder is 4.5 inches. The rod diameter is 1.5 inches. The force…
Q: While an airplane is in flight, the pressure along the top of the wing is lower than the pressure…
A: There are difference in the speed of air between top and bottom of wing.
Q: A 10 kg bicycle with a 70 kg rider has tires with a gauge pressure of 138 kPa. If the tires support…
A: The total mass is, 10+70=80 kg The total weight is, w=mg=809.8=784 N
Q: At a depth of 1500 m in an ocean. What is the gauge pressure?
A: Gauge pressure if the pressure difference between absolute pressure, and atmospheric pressure.
Q: The 2 feet of a 75-kg person covers an area of 300 cm^2 determine the pressure exerted by the 2 feet…
A: Given data: Mass (m) = 75 kg Area (A) = 300 cm2 Required: Pressure (P)
Q: What is the pressure at the bottom of a dam if the water is 80 meters deep? remember what is on top…
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Q: Which of the following is TRUE regarding pressure? * pressure = force multiplied by area pressure =…
A: Given Definition of pressure- Pressure is defined as the force applied to the surface of any object…
Q: F2 = 20 N F1 = 40 N 30° ----- 30° F3 = 50 N
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Q: What pressure in kPa will be observed at the base of a 18 m tall water tank?
A: Given data: The Given height of the water tank h=18 m We know the density of the water is, d=1000…
Q: At what depth in seawater (density 1050 kg/m3)would the pressure be the same as standard atmospheric…
A: We know that the value of atmospheric pressure is Patm = 1.01×105 Nm2 and the formula for the…
Q: There is a rock with mass density 4,000 kg/m^3 with mass 220 kg. When the rock is submerged into…
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Q: What height of water corresponds to a pressure of 1 atmosphere?
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Q: An airplane wing with an average cross-sectional area 10 m^2 experiences a lift force of 70 000 N.…
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Q: A viewing window on the side of a large tank at a public aquarium measures 37 in. by 42 in. The…
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Q: The pressure exerted on the floor by a person’s shoe heel varies in direct proportion to his or her…
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Q: An object that is 1 meter under water, experiences a pressure of 10 kg*m/s2. What is the density of…
A: depth at which an object is placed (h) = 1 m Pressure (P) = 10 kgms2
Q: A 75 kg woman balances on the heel of one shoe, whose area is 0.00005 m2 (a very small number). How…
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Q: A viewing window on the side of a large tank at a public aquarium measures 49 in. by 54 in. The…
A: Given dimension 49 in by 54 in Pressure P=6 psi
Q: An instrument used to measure the atmospheric pressure is:
A: A barometer is a scientific instrument used to measure atmospheric pressure, also called barometric…
Q: What is the pressure at the bottom of a dam if the water is 74 meters deep? remember what is on top…
A: Given that Depth of dam h=74m Atmospheric pressure P0=1.013×1055Pa
Q: Combination of gauge pressure and atmospheric pressure. absolute atmospheric gauge…
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Q: 10 m deep pond has a diameter of 50 ma nearby lake has a diameter and a depth of 25 m. Which body of…
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Q: A rock, which weighs 1400N in air, has a weight of 900N when submerged in fresh water. What is the…
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Q: Why would a water barometer have to be 13.6 times taller than a mercury barometer?
A: Barometers are instruments which are used to measure the atmospheric pressure. The standard…
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