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1221.100 Course Home <HW week7 Item 14 Part A Estimate the pressure exerted...
Estimate the pressure exerted on a floor by one pointed chair leg (61 kg on all...
Estimate the pressure exerted on a floor by one pointed chair leg (61 kg on all four legs) of area 3.0x10-2 cm2 Express your answer using two significant figures. Pchair - N/m2 Request Answer Part B Estimate the pressure exerted on a floor by a 1300-kg elephant standing on one foot( Express your answer using two significant figures area 900 cm2) Pelephant N/m2 Submit Previous Answers Request Answer
Estimate the average pressure exerted on the ground by a red kangaroo when it jumps straight...
Estimate the average pressure exerted on the ground by a red kangaroo when it jumps straight up to a 1.6 m height. Use the following parameters: the kangaroo's mass m - 44.3 kg, the time of the contact between the kangaroo's feet and the ground during the jump t = 0.16 sec, and the kangaroo's foot area A = 29.6 cm². Assume that the kangaroo jumps by pushing with it's both feet. The pressure produced by the jumping kangaroo, P-...
Course Home <Ch 16 HW Problem 16.56 Part A The sound from a trumpet radiates uniformly...
Course Home <Ch 16 HW Problem 16.56 Part A The sound from a trumpet radiates uniformly in all directions in air with a temperature of 20°C Al a distance of 4.92 m from the trumpet the sound intensity level is 470 dB. The frequency is 589 Hz Use 344 m/s for the speed of sound in air, 1.20 kg/m for the density of air, and 1.00x10-12 W/m for the reference intensity What is the pressure amplitude at this distance? Express...
Part A Estimate the radiation pressure due to a bulb that emits 25 W of EM...
Part A Estimate the radiation pressure due to a bulb that emits 25 W of EM radiation at a distance of 9.5 cm from the center of the bulb. Assume that light is completely absorbed. Express your answer to two significant figures and include the appropriate units. P = Value Units Submit Request Answer Part B Estimate the force exerted on a fingertip at this point. Suppose that the area of the fingertip is 1.3 cm? Assume that light is...
Estimate the pressure exerted on the floor by a person wearing shoes with (a) a pointed...
Estimate the pressure exerted on the floor by a person wearing
shoes with (a) a pointed heel of area = 0.45 cm2 for
each foot, and (b) a wide heel of area 16 cm2 for each
foot (see figure below). The person wearing the shoes has a mass of
56 kg.
Answer is both Pa and atm.
Question 2 options:
1234567891011121314
(b) Pressure from area=16cm2 in Pa.
1234567891011121314
(a) Pressure from area=0.45cm2 in Pa.
1234567891011121314
(a) Pressure from area=0.45cm2 in...
SCI 3130 Physics _Fall 2019 course Home <CH17 HW Predict/Calculate Problem 17.55 IPA 1.3 kg book of loe is at a...
SCI 3130 Physics _Fall 2019 course Home <CH17 HW Predict/Calculate Problem 17.55 IPA 1.3 kg book of loe is at a temperature of -0. 0 0 Part A If 3.0x10° J of heat are added to the ice. what is the final temperature of the system? Express your answer using one significant figure. 0 AO + O mi? Submit Request Answer Part B Find the amount of ice, if any, that remains Express your answser using one significant figure. 0...
Course Home <Chapter 11 HW Exercise 11.89 ( 208 19 Review Constants Porodic Table consider the...
Course Home <Chapter 11 HW Exercise 11.89 ( 208 19 Review Constants Porodic Table consider the chemical reaction C(s) + H2O(g) + CO(9)+ H2 (9) Part A How many ters of hydrogen gas are formed from the complete reaction of 1.12 mol of C7 Assume that the hydrogen gas is collected at a pressure of 10 atm and temperature of 311 K Express your answer using two significant figures. % AED * * O ? VIE, Submit Request Answer Next...
PHY 140-05 Hi, Samuel v Signo Course Home Homework Assignment #1 Item 9 ㎜ Review Part...
PHY 140-05 Hi, Samuel v Signo Course Home Homework Assignment #1 Item 9 ㎜ Review Part A IP The point charges in the figure below have the following values - 2.3 pC, 62 C Given that the distance d in the figure is 4.18 cm, find the magnitude of the net electrostatic f on the point charge Express your answer using two significant figures Request Aesw PartB Find the drection of the net electrostatic force exerted on the point charge...
emistry Course Home <Chapter 11 HW Exercise 11.61 A cylinder contains 28 0 L of oxygen...
emistry Course Home <Chapter 11 HW Exercise 11.61 A cylinder contains 28 0 L of oxygen gas at a pressure of 1.8 atm and a temperature of 298 K Part A How many moles of gas are in the cylinder? Express your answer using two significant figures. ινα ΑΣφ mol Submit Request Answer Provide Feedback
ConstantsI Periodic Table Part A Water at a gauge pressure of 3.8 atm at street level...
ConstantsI Periodic Table Part A Water at a gauge pressure of 3.8 atm at street level flows into an office building at a speed of 0.68 m/s through a pipe 5.5 cm in diameter. The pipe tapers down to 3.0 cm in diameter by the top floor, 18 m above, where the faucet has been left open. (Figure 1) Calculate the flow velocity in the pipe on the top floor. Assume no branch pipes and ignore viscosity Express your answer...
Estimate the pressure exerted on a floor by one pointed chair leg (61 kg on all four legs) of area 3.0x10-2 cm2 Express your answer using two significant figures. Pchair - N/m2 Request Answer Part B Estimate the pressure exerted on a floor by a 1300-kg elephant standing on one foot( Express your answer using two significant figures area 900 cm2) Pelephant N/m2 Submit Previous Answers Request Answer
Estimate the average pressure exerted on the ground by a red kangaroo when it jumps straight up to a 1.6 m height. Use the following parameters: the kangaroo's mass m - 44.3 kg, the time of the contact between the kangaroo's feet and the ground during the jump t = 0.16 sec, and the kangaroo's foot area A = 29.6 cm². Assume that the kangaroo jumps by pushing with it's both feet. The pressure produced by the jumping kangaroo, P-...
Course Home <Ch 16 HW Problem 16.56 Part A The sound from a trumpet radiates uniformly in all directions in air with a temperature of 20°C Al a distance of 4.92 m from the trumpet the sound intensity level is 470 dB. The frequency is 589 Hz Use 344 m/s for the speed of sound in air, 1.20 kg/m for the density of air, and 1.00x10-12 W/m for the reference intensity What is the pressure amplitude at this distance? Express...
Part A Estimate the radiation pressure due to a bulb that emits 25 W of EM radiation at a distance of 9.5 cm from the center of the bulb. Assume that light is completely absorbed. Express your answer to two significant figures and include the appropriate units. P = Value Units Submit Request Answer Part B Estimate the force exerted on a fingertip at this point. Suppose that the area of the fingertip is 1.3 cm? Assume that light is...
Estimate the pressure exerted on the floor by a person wearing
shoes with (a) a pointed heel of area = 0.45 cm2 for
each foot, and (b) a wide heel of area 16 cm2 for each
foot (see figure below). The person wearing the shoes has a mass of
56 kg.
Answer is both Pa and atm.
Question 2 options:
1234567891011121314
(b) Pressure from area=16cm2 in Pa.
1234567891011121314
(a) Pressure from area=0.45cm2 in Pa.
1234567891011121314
(a) Pressure from area=0.45cm2 in...
SCI 3130 Physics _Fall 2019 course Home <CH17 HW Predict/Calculate Problem 17.55 IPA 1.3 kg book of loe is at a temperature of -0. 0 0 Part A If 3.0x10° J of heat are added to the ice. what is the final temperature of the system? Express your answer using one significant figure. 0 AO + O mi? Submit Request Answer Part B Find the amount of ice, if any, that remains Express your answser using one significant figure. 0...
Course Home <Chapter 11 HW Exercise 11.89 ( 208 19 Review Constants Porodic Table consider the chemical reaction C(s) + H2O(g) + CO(9)+ H2 (9) Part A How many ters of hydrogen gas are formed from the complete reaction of 1.12 mol of C7 Assume that the hydrogen gas is collected at a pressure of 10 atm and temperature of 311 K Express your answer using two significant figures. % AED * * O ? VIE, Submit Request Answer Next...
PHY 140-05 Hi, Samuel v Signo Course Home Homework Assignment #1 Item 9 ㎜ Review Part A IP The point charges in the figure below have the following values - 2.3 pC, 62 C Given that the distance d in the figure is 4.18 cm, find the magnitude of the net electrostatic f on the point charge Express your answer using two significant figures Request Aesw PartB Find the drection of the net electrostatic force exerted on the point charge...
emistry Course Home <Chapter 11 HW Exercise 11.61 A cylinder contains 28 0 L of oxygen gas at a pressure of 1.8 atm and a temperature of 298 K Part A How many moles of gas are in the cylinder? Express your answer using two significant figures. ινα ΑΣφ mol Submit Request Answer Provide Feedback
ConstantsI Periodic Table Part A Water at a gauge pressure of 3.8 atm at street level flows into an office building at a speed of 0.68 m/s through a pipe 5.5 cm in diameter. The pipe tapers down to 3.0 cm in diameter by the top floor, 18 m above, where the faucet has been left open. (Figure 1) Calculate the flow velocity in the pipe on the top floor. Assume no branch pipes and ignore viscosity Express your answer...
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