Problem: A car of mass 822 kg is traveling 25.9 m/s when the driver-applies the brabss, which lock the wheels. The car skids for 6.07s in the positive x direction before corming to rest. (a) What is the car acceleration in (m/s2)? Indicate the direction with the sign of the answer. (b) What magnitude force (in N) acted on the car during this time? (c) How far (in m) did the car travel

Q: Question 3: The aerodynamic resistance to motion of a car is nearly proportional to the square of…

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Q: The tension at which a fishing line snaps is commonly called the line's "strength." What minimum…

A: Given,Weight of salmon=88Nmass m=Wg=889.8=8.979 kgd=14cm=0.14mu=3.2m/sv=0

Q: The gravitational force exerted on a baseball is 2.00 N down. A pitcher throws the ball horizontally…

A: Weight , W = 2 N Horizontal velocity , v = 12 m/s Time , T = 200 ms = 0.2 s To find = a) Distance…

Q: An object of mass 45 kg is drawn upward an inclined plane by a force of 600N. The coefficient of…

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Q: The graph below shows the acceleration vs, time for an object. Choose the correct corresponding…

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Q: A student's true weight is 407 N (magnitude), and apparent weight at a certain time is 515 N…

A: Given value--- true weight = 407 N. apparent weight = 516 N. We have to find--- Acceleration?

Q: Ą block of mass m is moving along a straight line in the a function of time given by: v,(t) = c,t +…

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Q: A 10kg object falls and experiences a drag force which is proportional to the square of the veloc-…

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Q: Consider the folowing situation: A 2 kg box on an inclined frictionless table pulled up the incline…

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Q: A pilot performs an evasive maneuver by diving vertically at 290 m/s. If he can withstand an…

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Q: A plane flies 180 miles south, then 170 miles east and finally 250 miles north. What is the…

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Q: What distance will someone slide given a velocity, a μk, and an acceleration

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Q: A car can accelerate at -3.80 m/s2 without skidding when coming to rest on a level road. What would…

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Q: A box with a mass of 3.00 kg starts from rest at the top of a 32.5° incline and slides 2.00 m down…

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Q: Help

A: The vertical displacement is h=640 m The acceleration is a=4.40 m/s2 The velocity in the upward…

Q: Some object with mass 0.1 Kg slides along a flat surface. Friction exists. Horizontal force of 1N is…

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Q: Two muscles in the back of the leg pull upward on the Achilles tendon, as shown in the figure below.…

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Q: Computation. A rocket, with a mass of 1.8 x 104 kg, blasts off from earth with a uniform upward…

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Q: A 4.4 kg block located on a horizontal floor is pulled by a cord that exerts a force F = 10 N at an…

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Q: A book with mass = 2.25 kg rests on the surface of a bar. The coefficient of static friction between…

A: Part(a)  :    a=g(μs​−μk​) Part(b) :    2.646 m/s⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠2 Explanation:

Q: Two horizontal forces, P and Q, are acting on a block that is placed on a table. We know that P =…

A: Given: The mass of the object is 5.1 kg. P→=-2.1i^+4.25k^ N The velocity of the object is constant.

Q: A cart is released from rest at point P moving over a frictionless path through points Q and then R,…

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Q: You are standing on a bathroom scale inside an elevator. Your weight is 144 lb, but the reading of…

A: Solution: Given: 1 lb (weight) = 4.448 N 1 lb (mass) = 0.4536 kg g = gravitational acceleration =…

Q: A block is sliding along a horizontal surface where the coefficient of kinetic friction is 0.5…

A: Given Data: The coefficient of kinetic friction between the block and the surface is, μk=0.5 The…

Q: A 2140 kg car traveling to the west at 17.1 m/s slows down uniformly. How long would it take the car…

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Q: A block slides down a 18° incline. The coefficient of kinetic friction between the block and the…

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Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows: