Why does the parasite drag (Not rolling friction) increase on the takeoff roll? Group of answer choices The normal force increases. Dynamic pressure is increasing. Neither of the other answers is correct.

Q: Mary applies a force of 70 N to push a box with an acceleration of 0.60 m/s2. When she increases the…

A: The forces acting on the box are the force applied by Mary in the direction of motion of box and…

Q: A block slides along a track from one level to a higher level after passing through an intermediate…

A: Given  vo=6.9m/s h=1.1m g=9.8m/s2 μk=0.60 d=?

Q: A cheetah accelerates constantly from rest to catch a gazelle. The cheetah covers a distance of 40 m…

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Q: Mary applies a force of 71 N to push a box with an acceleration of 0.52 m/s². When she increases the…

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Q: For a 0.20 kg block of wood on the floor u is 0.50 and u, is 0.75. What is the force of friction…

A: Given data: The mass of block is m=0.2 kg. The coefficient of kinetic friction is µk=0.5. The…

Q: Calculate the moment Mg of the 810-N force about the bolt at B. Simplify your work by first…

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Q: To lift a patient, four nurses grip the sheet on which the patient is lying and lift upward. If each…

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Q: While an elevator of mass 812 kg moves downward, the tension in the supporting cable is a constant…

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Q: Given that m =20 kg and 0 = 48, solve T2.

A: We draw the free body diagram of the tension in the strings first. Then we equate the forces in the…

Q: A person pushes a 0.20 kg lunch tray across a table

A: Required : The normal force, N.

Q: A car accident occurs when a car slides into another car at the base of a hill.  Car A was…

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Q: Two blocks are arranged at the ends of a massless string as shown in the figure. The system starts…

A: Given m=4.36kg, M=5.77kg. Let a be the acceleration of the system. From the FBD of mass m, T - mg=-…

Q: A circus gymnast hangs from two ropes attached to the ceiling while lowering himself to the floor at…

A: Given: The angle of the first rope with vertical is 28.3°. The tension in the first rope is 352 N.…

Q: A 2kg block starts from rest at the top of a 30 degree incline and slides a distance of 2m down the…

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Q: A worker applies a constant horizontal force of100 N to a block on a smooth horizontal surface. The…

A: Given Data: The force applied is, F = 100 N. The distance moved is, d = 8 m. The time taken is, t =…

Q: Timmy is done placing his things in a big box and ready to transfer to his new condo unit. The…

A: Given Angle of elevation of the ramp is given as θ=24.6° Mass of the box is m=47.5 kg Coefficient of…

Q: In the figure, two blocks are connected over a pulley. The mass of block A is 14.0 kg and the…

A: It is given that, mass of block A, mA=14 kgco-efficient of kinetic friction, μk=0.300incline angle,…

Q: The cart in figure 1 slides in the horizontal plane with an acceleration of          4 m / s². Body…

A: Acceleration of cart is     a = 4 m/s2 Mass of body A is m = 4 kg

Q: A 100 gram wooden block is placed on an inclined ramp and released from rest. The ramp is tilted at…

A: Given: The mass of the object is 100 g. The coefficient of the static friction force is 0.3. The…

Q: A rescue helicopter lifts a 57.7-kg person straight up by means of a cable. The person has an upward…

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Q: An object with a mass of 4kg lies on a rough plane inclined at 20 degrees to horizontal. A force of…

A: mass =4 kg  angle = 20oF = 35 N a = 2.5 m/s2

Q: A 12 kg block rests on a 24 degree inclined frictionless surface and is attached by a light string…

A: The situation is shown in the figure                              There are different kind of the…

Q: A woman pushes an initially stationary 11.3 kg gift up a 15.90 ramp a distance of 7.21 m. If she…

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Q: An astronaut named Johnny is driving to their rocket when they suddenly need to break. The car…

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Q: Part C What is the magnitude of the acceleration? Express your answer in meters per second squared.…

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Q: A 17 kg block rests on a 32 degree inclined frictionless surface and is attached by a light string…

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Q: Block m has a mass of 16 kg.  Block M has a mass of 88 kg.  If there is no friction between block M…

A: Mass of block m is m=16 kg. Mass of block M is M=88 kg. The coefficient of friction between block m…

Q: A teacup fell was left on the wing of a fighter jet and did not fall until the jet was already very…

A: When object falls with a constant velocity the drag force on it is equal to the gravitational force…

Q: A force of 15N acts on a body of mass 2kg. Calculate the acceleration produced. A 7.5 ms 2 B 30 ms 2…

A: Given data,        Force  =   F        Mass   =  m      To find,          Acceleration

Q: Find the tension in each of the three cables (in N) supporting the traffic light if it weighs 3.87 x…

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Q: A 72 fireman slide down a 3.2 m pole by applying a frictional force of 377 N against the pole with…

A: Given , mass of fireman , m = 72 kg Height of pole , h = 3.2m Frictional force , f = 377 N…

Q: a. An arrow is fired from a bow with a velocity of 69.2 m/s. The arrow has a mass of 0.082 kg. The…

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Q: A force of 15N acts on a body of mass 2kg. Calculate the acceleration produced. A 7.5 ms 2 B 30 ms ²…

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Q: Problems, Section 9 number,10,11. Please answer the questions

A: Solving part 10:

Q: a frictionless plane is 10.0 m long and inclined at 31.0 degree a sled starts at the bottom with an…

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Q: A force of 15N acts on a body of mass 2kg. Calculate the acceleration produced.

A: Given Data: Force Applied on the body (F) = 15 N Mass of the body (m) = 2 kg   To calculate : The…

Q: 7. A roller coaster reaches the top of the steepest hill with a speed of 6.80 km/h. It then descends…

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Q: You want to lift a heavy box with a mass L = 89.0 kg using the two-ideal pulley system as shown.…

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Q: A cart of mass 8.00 kg was moved by applying two constant forces. Force 1 is 28.0 N at 42.0°, and…

A: Force 1and 2 in unit vector notation

Q: m = 8 kg v0 = 6 m/s F = 12 N the box reaches 10 m in 1.4 seconds If you wanted the box to reach a…

A: m = 8 kg v0 = 6 m/s x = s = 10 m t = 0.761 s F = ?

Q: You want to lift a heavy box with a mass L = 91.0 kg using the two-ideal pulley system as shown.…

A: I have written formula for finding force