Question 10 o Question 10 1.4 points Sa The 400-kg mine car is hoisted up the incline using the cable and motor M determine its velocity when t For a short time, the force in the cable is (F# 3200t N) where tis in seconds If the car has an initial velocity of 2 m/s whent 0 2 s y2m/s 15 20 ms 46 ms The an r is not given c 8.76 m/ o 141 m/
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Question 10 The 400-kg mine car is hoisted up the incline using the cable and motor...
The 300 kg mine cart is hoisted up the incline using the cable and motor, M....
The 300 kg mine cart is hoisted up the incline using the cable
and motor, M. The force in the cable is F= (300t)N, where t is in
seconds. The initial velocity is 3 m/s at s=3 and t=0. Determine
the velocity when t=3 seconds. The angle of the incline is 35
degrees.
Close Window Moving to another question will save this response. Question 7 of 13 Question 7...
Close Window Moving to another question will save this response. Question 7 of 13 Question 7 1.4 points Save Ans The 400-kg mine when t 2 s hoisted up the incline using the cable and motor M. For a short time, the force in the cable is (F 3200t, N) where t is in seconds. If the car has an initial velocity of 2 m/s when t 0, determine its velocity ar 2 m/s The answer is not given 2.0...
Q=125 m/s Problem 2, A mine car has a mass m = 250 kg and it...
Q=125
m/s Problem 2, A mine car has a mass m = 250 kg and it is hoisted up the incline using the cable and motor M. The force in the cable is F(t) = 1050 + (30) t?, N where t is in seconds. If the car has an initial velocity v. = 3 m/s at s = 0 and t = 0. Q4) What is the velocity of the car when t = 3 s, in (m/s). (5)...
A 62.0 kg mass of is slid up a θ = 34.0° incline by a motor...
A 62.0 kg mass of is slid up a θ = 34.0° incline by a motor driven cable that runs parallel to the incline. It moves at a constant 2.9 m/s speed for a a distance of 75.0 m up the incline. The coefficient of kinetic friction between the mass and the incline is μk = .32. (a) Calculate the total work done by the motor to move the mass in kiloJoules. (B) Calculate the average power produced by the...
A 76.0 kg mass of is slid up a Q = 26.0° incline by a motor...
A 76.0 kg mass of is slid up a Q = 26.0° incline by a motor driven cable that runs parallel to the incline. It moves at a constant 1.5 m/s speed for a a distance of 55.0 m up the incline. The coefficient of kinetic friction between the mass and the incline is uk = .32. (a) Calculate the total work done by the motor to move the mass in kilojoules. X kj (b) Calculate the average power produced...
The motor exerts a force F on the 60 kg crate, through the inextensible cable changes...
The motor exerts a force F on the 60 kg crate, through the inextensible cable changes with time as shown in the graph. If crate B has an initial velocity att - 0s, what is the magnitude of the initial moments of the system? Ľ FEN) 400 B 100 1 (s) 0 Select one: a. 60 [kg-m/s) b. 600(m/s) c. 600 [kg-m/s] d. 60 (m/s) e. 6 (m/s)
2. A 1500 kg car is traveling at 25 m/s up a 12° incline when it...
2. A 1500 kg car is traveling at 25 m/s up a 12° incline when it runs out of gas. The values of Hand uk between the tires of the car and the road are 0.02 and 0.3 respectively. a. Draw clearly the free-body diagram and the motion diagram of the car from the moment it runs out of gas to the moment it comes to a stop. The x-axis should be up the incline. b. Calculate the net force...
Using a rope, you want to pull a 10 kg crate, up a frictionless 30° incline....
Using a rope, you want to pull a 10 kg crate, up a frictionless 30° incline. At the bottom of the incline, the speed of the crate is 2.0 m/s and you pull with a force of 80 N. directed 10° above the incline. Knowing that the crate moves 8.0 m up the incline, what is its final speed? 19:30° Model - Make simplifying assumptions Visualize - Draw a picture; show important points. Establish a coordinate system; define symbols. List...
Plot the force P required to begin moving the 83-kg crate up the 13° incline starting...
Plot the force P required to begin moving the 83-kg crate up the 13° incline starting from rest at various values of x from 2 m to 10 m. The coefficient of friction between the block and the incline is Ms 0.33. After you have the plot, answer the questions 2.3 m 83 kg 13° Questions Ifx-2 m, P- E the tolerance is +/-2% If x= 10 m, P In the range (2 m) SX S(10 m): The smallest possible...
A crate of mass 10 kg is pulled up a rough incline with an initial speed...
A crate of mass 10 kg is pulled up a rough incline with an initial speed of 1.5 m/s. The pulling force is 100 N, parallel to the incline; which makes an angle of 20o with the horizontal. The coefficient of friction is 0.40, and the crate is pulled 5.0 m. Has the mechanical energy of the system increased or decreased? Show your work.
The 300 kg mine cart is hoisted up the incline using the cable
and motor, M. The force in the cable is F= (300t)N, where t is in
seconds. The initial velocity is 3 m/s at s=3 and t=0. Determine
the velocity when t=3 seconds. The angle of the incline is 35
degrees.
Close Window Moving to another question will save this response. Question 7 of 13 Question 7 1.4 points Save Ans The 400-kg mine when t 2 s hoisted up the incline using the cable and motor M. For a short time, the force in the cable is (F 3200t, N) where t is in seconds. If the car has an initial velocity of 2 m/s when t 0, determine its velocity ar 2 m/s The answer is not given 2.0...
Q=125
m/s Problem 2, A mine car has a mass m = 250 kg and it is hoisted up the incline using the cable and motor M. The force in the cable is F(t) = 1050 + (30) t?, N where t is in seconds. If the car has an initial velocity v. = 3 m/s at s = 0 and t = 0. Q4) What is the velocity of the car when t = 3 s, in (m/s). (5)...
A 76.0 kg mass of is slid up a Q = 26.0° incline by a motor driven cable that runs parallel to the incline. It moves at a constant 1.5 m/s speed for a a distance of 55.0 m up the incline. The coefficient of kinetic friction between the mass and the incline is uk = .32. (a) Calculate the total work done by the motor to move the mass in kilojoules. X kj (b) Calculate the average power produced...
The motor exerts a force F on the 60 kg crate, through the inextensible cable changes with time as shown in the graph. If crate B has an initial velocity att - 0s, what is the magnitude of the initial moments of the system? Ľ FEN) 400 B 100 1 (s) 0 Select one: a. 60 [kg-m/s) b. 600(m/s) c. 600 [kg-m/s] d. 60 (m/s) e. 6 (m/s)
2. A 1500 kg car is traveling at 25 m/s up a 12° incline when it runs out of gas. The values of Hand uk between the tires of the car and the road are 0.02 and 0.3 respectively. a. Draw clearly the free-body diagram and the motion diagram of the car from the moment it runs out of gas to the moment it comes to a stop. The x-axis should be up the incline. b. Calculate the net force...
Using a rope, you want to pull a 10 kg crate, up a frictionless 30° incline. At the bottom of the incline, the speed of the crate is 2.0 m/s and you pull with a force of 80 N. directed 10° above the incline. Knowing that the crate moves 8.0 m up the incline, what is its final speed? 19:30° Model - Make simplifying assumptions Visualize - Draw a picture; show important points. Establish a coordinate system; define symbols. List...
Plot the force P required to begin moving the 83-kg crate up the 13° incline starting from rest at various values of x from 2 m to 10 m. The coefficient of friction between the block and the incline is Ms 0.33. After you have the plot, answer the questions 2.3 m 83 kg 13° Questions Ifx-2 m, P- E the tolerance is +/-2% If x= 10 m, P In the range (2 m) SX S(10 m): The smallest possible...
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