Three forces acting on an object are given by F1 = (−1.5î + 7.45ĵ) N, F2 = (5.25î − 1.1ĵ) N, and F3 = (−42î) N. The object experiences an acceleration of magnitude 3.70 m/s2. (a) What is the direction of the acceleration?  ° (counterclockwise from the x-axis). (b) What is the mass of the object?  kg. (c) If the object is initially at rest, what is its speed after 18.0 s?  m/s. (d) What are the velocity components of the object after 18.0 s

Q: A time-dependent force,  = (7.40i - 3.80tj) N (where t is in seconds) is applied to a 2.00 kg object…

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Q: The figure shows two blocks connected by a cord (of negligible mass) that passes over a frictionless…

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Q: A mover has to move a heavy sofa of mass 100 kg to the second floor of the house. He uses a rope to…

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Q: Consider 2 forces acting on a mass of 2.91 kg. F1 = 9.3 N @ 22 degrees and F2 = 6.28 N @ 83.7…

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Q: The total force on a 20-kg object is ( 15 ı ^ + 35 ȷ ^ + 45 k ^ ) Newtons.  Calculate the object's…

A: From Newton’s second law of motion, determine the acceleration of the object.

Q: A horizontal force of 85.2 N is applied to a 44.5 kg crate on a rough, level surface. if the crate…

A: Given data The magnitude of the horizontal force is given as FA = 85.2 N. The mass of the crate is…

Q: A horizontal force of 93.2N is applied to a 42.5 kg crate on a rough level surface. If the crate…

A: Given: Force = 93.2 N  mass = 42.5 kg acceleration = 1.08 m/s2  To Find : Magnitude of kinetic…

Q: Three forces acting on an object are given by  F1 = (−1.6î + 6.55ĵ) N, F2 = (4.75î − 1.2ĵ) N, and…

A: Given : F1 = (−1.6î + 6.55ĵ) N F2 = (4.75î − 1.2ĵ) N F3 = (−44.5î) N Acceleration (a) = 3.90 m/s2

Q: Cynthia pulls horizontally on an old chest of drawers (m = 75.0 kg), sliding it across the floor.…

A: Given data: The mass of the chest of drawers is m=75.0 kg. The force of pull applied by Cynthia is…

Q: Three forces acting on an object are given by F₁ = (−2.15î + 7.45ĵ) N, F₂ = (5.15î – 1.9ĵ) N, and F3…

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Q: An object of mass 5.10 kg has an acceleration a= (1.17 m/s² )x+(-0.681 m/s² )ŷ. Part A Three forces…

A: Write the given values with the suitable variables. m=5.10 kga→=1.17x^+-0.681y^ m/s2F→1=3.51x^…

Q: Three forces acting on an object are given by F, = (-1.9î + 5.80j) N, F, = (4.95î - 2.15j) N, and F,…

A: F1→ = (-1.9i^+5.8 j^) F2→ = (4.95i^ - 2.15 j^) F3→ = (-44i^) Acceleration , a = 3.6 m/s2 . To find =…

Q: Only two horizontal forces act on a 2.2 kg body. One force is 7.7 N, acting due east, and the other…

A: Answer is given below :-Explanation:

Q: A particle of mass 1.2 kg is acted on by forces F, = 18î N, F, = -11î N, and F, = 9.0j N. What is…

A: Given data: Mass (m) = 1.2 kg F1→ = 18i^ N  , F2→ = -11i^ Nand F3→ = 9.0j^ N Required: The…

Q: Two blocks are connected by a string that goes over an ideal pulley as shown in the figure. The…

A: For Block A, Frictional force, Fk=μk.mA.g.sinθ, μk= Coefficient of kinetic friction Component of…

Q: A horizontal force of magnitude F = 57.5 N pushes on a block of mass m = 4.7 kg. The block is on a…

A: The given situation can be represented as

Q: Two forces F = -5.30i + 7.70j and F, = 9.20i + 7.40j are acting on an object with a mass of m = 7.90…

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Q: A horizontal force of 88.2 N is applied to a 30.5 kg crate on a rough, level surface. If the crate…

A: Here, the net force, Fnet = 88.2NMass of the crate, m = 30.5kgAcceleration of the crate, a = 1.08…

Q: A powerful motorcycle can produce an acceleration of 3.50 m/s while traveling at 90.0 km/h. At that…

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Q: 7. Review. Three forces acting on an object are given by F, V (-2.00î + 2.00ĵ) N, and F, =(5.00î –…

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Q: Two forces FA and FB are applied to an object whose mass is 6.11 kg. The larger force is FA. When…

A: Given that, mass of object (m) =6.11 kg

Q: Three forces acting on an object are given by F, (-2.351 + 6.95j) N, F, (4.701 - 1.65j) N, and F,…

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Q: A block is placed on an inclined plane and released from rest.  The incline is  28∘ from horizontal.…

A: It is given that, θ=27oμs=0.60μk=0.53

Q: A box of mass 30.0 kg is acted on by a constant horizontal force, which moves the box from rest 15.0…

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Q: A horizontal force of 88.7 N is applied to a 28.5 kg crate on a rough, level surface. If the crate…

A: Answer =  57.92 N  Explanation:

Q: An object of mass 10kg is released from rest 3000m above the ground and allowed to fall under the…

A: The mass of the object is The distance from which the object released is The proportionality…

Q: Three forces acting on an object are given by F1 = (−2.45î + 5.95ĵ) N,   F2 = (5.25î − 1.3ĵ) N,…

A:

Q: A 2.00-kg object undergoes an acceleration given by a = (4.00 î+ 2.00 ĵ) m/s². (a) Find the…

A: Given data: Mass (m) = 2 kgAccelerationRequired:The resultant force and magnitude of the resultant…

Q: Problem 2: A runaway train has a mass of 1.5 × 104 kg and a speed of 5 m/s. How much time does it…

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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: If the only forces acting on a 5-kg mass are F1 = (2i- 3j) N and F2 = (6i + 8j) N, what is the…

A: Given: Mass of the particle, m=5 kg Forces acts on the particle, F1=2i-3j N and F2=6i+8j N

Q: A car with a mass of 1.3x103 kg is skidding to a stop along a horizontal surface. The car…

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Q: Three forces act on a particle that moves with unchanging velocity F₁ = (2.3 N )î + (3.8 N )Ĵ +…

A: We are given 3 forces. We are given that these 3 forces are acting on particle. They are acting such…

Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.