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Problem 18 Part A A 86 kg skydiver can be modeled as a rectangular "box" with...
A 75 kg skydiver can be modeled as a rectangular "box" with dimensions 24 cm ×...
A 75 kg skydiver can be modeled as a rectangular "box" with dimensions 24 cm × 41 cm × 170 cm . If he falls feet first, his drag coefficient is 0.80. Part A What is his terminal speed if he falls feet first? Use ρ = 1.2 kg/m3 for the density of air at room temperature. Express your answer with the appropriate units.
A 72kg skydiver can be modeled as a rectangular "box" with dimensions 18cm
A 72kg skydiver can be modeled as a rectangular "box" with dimensions 18cm
Problem 20.31 Part A A rectangular loop of wire is placed next to a straight wire,...
Problem 20.31 Part A A rectangular loop of wire is placed next to a straight wire, as shown in the (Eigure 1). There is a current of 1 = 2.5 A in both wires. Determine the direction of the net force on the loop. O away from the wire toward wire Submit My Answers Give Up Correct Figure 1 of 1 Part B Determine the magnitude of the net force on the loop. Express your answer to two significant figures...
At the airport, you pull a 18 kg suitcase across the floor with a strap that...
At the airport, you pull a 18 kg suitcase across the floor with
a strap that is at an angle of 40 ∘ above the horizontal.
Part A
Find the normal force.
Express your answer using two significant figures.
N =
_______
N
SubmitMy AnswersGive
Up
Incorrect; One attempt remaining; Try Again
Part B
Find the tension in the strap, given that the suitcase moves
with constant speed and that the coefficient of kinetic friction
between the suitcase and the...
The conductive tissues of the upper leg can be modeled as a 38-cm-long 11-cm-diameter cylinder of...
The conductive tissues of the upper leg can be modeled as a 38-cm-long 11-cm-diameter cylinder of muscle and fat. The resistivities of muscle and fat are 132 m and 25 m respectively. One person's upper leg is 82% muscle, 18% fat What current is measured if a 17 V potential difference is applied between the person's hip and knee? Express your answer to two significant figures and include the appropriate units. BHRAO ? 2.8.10 A Subre Previous Answers Request Answer...
CHW-10 ch-7 Problem 7.25 Review Part A How much work was done on the pinecone by...
CHW-10 ch-7 Problem 7.25 Review Part A How much work was done on the pinecone by air resistance? Express your answer using two significant figures A 0.16 kg pinecone falls 17 m to the ground, where it lands with a speed of 13 m/s. W15 Submit X Incorrect; Try Again; 14 attempts remaining Part B What was the average force of air resistance exerted on the pinecone? Express your answer using two significant figures Submit Request Answer
Problem 10.65 Part A The radius of the aorta is about 1.5 cm, and the blood...
Problem 10.65 Part A The radius of the aorta is about 1.5 cm, and the blood passing through it has a speed of about 32 cm/s Coefficient of viscosity for the whole blood (37) is η = 4x10-3 Pa·s Calculate the pressure drop per cm along the aorta Express your answer using two significant figures. Pa/cm Submit My Answers Give Up Incorrect, Try Again; 5 attempts remaining
Part B & C: Problem 7.67 Part B How much work is done by the force...
Part B & C:
Problem 7.67 Part B How much work is done by the force as the object moves from z = 1.0 m to z = 4.0 m? The force shown in the figure(Figure 1) acts on arn object that moves along the T axis Express your answer using two significant figures Submit My Answers Give Up Incorrect Try Again; 5 attempts remaining Part C Figure 1 of 1 How much work is done by the force as...
it has a speed When the 7-kg box reaches point VA = 13 m/s. (Figure 1)...
it has a speed When the 7-kg box reaches point VA = 13 m/s. (Figure 1) Part A Determine the normal force the box exerts on the surface when it reaches point B. Neglect friction and the size of the box. Express your answer to three significant figures and include the appropriate units. Figure < 1 of 1 I Å O2 ? N N = = Value N Submit Previous Answers Request Answer x1/2 + yl/2 = 3 X Incorrect;...
An eagle with 1.8 m wingspan flaps its wings 18 times per minute, each stroke extending...
An eagle with 1.8 m wingspan flaps its wings 18 times per
minute, each stroke extending from 49 ∘above the horizontal to 49 ∘
below. Downward and upward strokes take the same time.
Problem 10.43 Part A On a given downstroke, what's the average angular velocity of the wing? Express your answer to two significant figures and include the appropriate units An eagle with 1.8 m wingspan flaps its wings 18 times per minute, each stroke extending from 49 above...
Problem 20.31 Part A A rectangular loop of wire is placed next to a straight wire, as shown in the (Eigure 1). There is a current of 1 = 2.5 A in both wires. Determine the direction of the net force on the loop. O away from the wire toward wire Submit My Answers Give Up Correct Figure 1 of 1 Part B Determine the magnitude of the net force on the loop. Express your answer to two significant figures...
At the airport, you pull a 18 kg suitcase across the floor with
a strap that is at an angle of 40 ∘ above the horizontal.
Part A
Find the normal force.
Express your answer using two significant figures.
N =
_______
N
SubmitMy AnswersGive
Up
Incorrect; One attempt remaining; Try Again
Part B
Find the tension in the strap, given that the suitcase moves
with constant speed and that the coefficient of kinetic friction
between the suitcase and the...
The conductive tissues of the upper leg can be modeled as a 38-cm-long 11-cm-diameter cylinder of muscle and fat. The resistivities of muscle and fat are 132 m and 25 m respectively. One person's upper leg is 82% muscle, 18% fat What current is measured if a 17 V potential difference is applied between the person's hip and knee? Express your answer to two significant figures and include the appropriate units. BHRAO ? 2.8.10 A Subre Previous Answers Request Answer...
CHW-10 ch-7 Problem 7.25 Review Part A How much work was done on the pinecone by air resistance? Express your answer using two significant figures A 0.16 kg pinecone falls 17 m to the ground, where it lands with a speed of 13 m/s. W15 Submit X Incorrect; Try Again; 14 attempts remaining Part B What was the average force of air resistance exerted on the pinecone? Express your answer using two significant figures Submit Request Answer
Problem 10.65 Part A The radius of the aorta is about 1.5 cm, and the blood passing through it has a speed of about 32 cm/s Coefficient of viscosity for the whole blood (37) is η = 4x10-3 Pa·s Calculate the pressure drop per cm along the aorta Express your answer using two significant figures. Pa/cm Submit My Answers Give Up Incorrect, Try Again; 5 attempts remaining
Part B & C:
Problem 7.67 Part B How much work is done by the force as the object moves from z = 1.0 m to z = 4.0 m? The force shown in the figure(Figure 1) acts on arn object that moves along the T axis Express your answer using two significant figures Submit My Answers Give Up Incorrect Try Again; 5 attempts remaining Part C Figure 1 of 1 How much work is done by the force as...
it has a speed When the 7-kg box reaches point VA = 13 m/s. (Figure 1) Part A Determine the normal force the box exerts on the surface when it reaches point B. Neglect friction and the size of the box. Express your answer to three significant figures and include the appropriate units. Figure < 1 of 1 I Å O2 ? N N = = Value N Submit Previous Answers Request Answer x1/2 + yl/2 = 3 X Incorrect;...
An eagle with 1.8 m wingspan flaps its wings 18 times per
minute, each stroke extending from 49 ∘above the horizontal to 49 ∘
below. Downward and upward strokes take the same time.
Problem 10.43 Part A On a given downstroke, what's the average angular velocity of the wing? Express your answer to two significant figures and include the appropriate units An eagle with 1.8 m wingspan flaps its wings 18 times per minute, each stroke extending from 49 above...
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