Three blocks are connected with massless strings as shown below and pulled by a force 7 to the right on a frictionless surface. 1 m₁ m₂ 2 m3 What is the total mass accelerated by tension in string 1? F

Q: A student weighs 200 N. If he is in an elevator that is accelerating upward at 2.00 m/s/s, what will…

A: Given that:-Weight of student=mg=200NUpward acceleration, a=2.00m/s2We know thatApparent weight of a…

Q: You are moving boxes into a new apartment. One of the boxes is very heavy, with a mass of 40kg, so…

A: Given data The mass of the box is m = 40 kg. The acceleration of the box is a = 3.2 m/s2. The force…

Q: 5. If you reduce the applied force on an object by 4, what do you think will happen to the…

A: Write the expression for Newton’s law.

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: In the figure m = 2.0 kg and the coefficient of kinetic friction between the block and the inclined…

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Q: An object has an acceleration of 12.0 m/s/s. The net force acting on the object is tripled while the…

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Q: Acceleration = 1.1583 m/s^2 Mass of cart = 512.2 g Mass of hanging object = 250 g What is the…

A: Given, Mass of cart,  Mc=512.2 g=0.5122 Kg Mass of hanging object,  MH=250 g=0.25 Kg acceleration,…

Q: An object of mass m is initially at rest. After a force of magnitude F acts on it for a time T, the…

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Q: Question 15 A car traveling at 26.4 m/s hits a tree. A passenger in the car, who has a mass of 64.0…

A: Initial velocity (u) = 26.4 msmass (m) = 64 kg distance moved (d) = 56 cm = 0.56 m final velocity…

Q: Q7: Find the displacement and velocity of horizontal motion in a medium has retarding force (k=0.02)…

A: a- x=10011.1 and v-5.210 The displacement after 3 minutes is x = 10011.1 m. The velocity after 3…

Q: A child’s model boat, when placed in a creek, accelerates from rest at 1.4 m/s2. If the river is…

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Q: man pushes a 49 kg block of ice in the positive direction across a frozen lake as shown in the…

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Q: A 3.0 N force and a 5.0 N force are acting in opposite directions on the same 5.0 kg ball. What is…

A: Given : F1 = 3 N F2 = 5 N m = 5 kg

Q: Spongebob and Patrick are driving their car that has a mass of 1550 kg. They are driving at a…

A: Write the first kinematic equation and susbtitute the corresponding values to calculate the…

Q: A child’s model boat, when placed in a creek, accelerates from rest at 1.51 m/s2. If the river is…

A: Initial velocity = 0 msAcceleration (a) = 1.51 ms2Force (F) = 0.79 N

Q: A 5-kg object can move along the x axis. It is subjected to a force F in the positive x direction; a…

A: Given datam=5kgTo find-dv=?

Q: You are standing on a scale in an elevator. While the elevator is at rest, the scale reads 650 N.…

A:

Q: A heavy box containing four laptops worth 700,000 pesos is being delivered to Dukue. From the…

A: Given:) mass of each laptop (m)=2.5 kg angle of inclined ramp=350 coefficient of kinetic friction…

Q: A constant 12.0-N net force acts for 3.0son a 3.0-kg object. What is the object's change of…

A: A force is an influence that can change the motion of an object. Here, we calculate the object,s…

Q: A lamp hangs vertically from a cord in a descending elevator. The elevator has a deceleration of 2.4…

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Q: After a day of testing race cars, you decide to take your own 1460.7 kg car onto the test track.…

A:

Q: A spring is fixed to a board so that its hanging from it vertically. A 10 kg mass is attached to the…

A: Let spring constant be "K".   On earth, mge=Kxe         .....(1)   on moon, mgm=Kxm        ......(2)…

Q: An elevator has a scale that measures the normal force between the contents and the floor. What…

A: Given:Mass,m= 960 kg Accelerating,a=1.5 m/s2Find  force will the scale.Now, Now,The elevator is…

Q: Consider a 10 kg block on a table pulled by a force of 20N on a frictionless table. What is the…

A: Given value--- mass = 10 kg . constant pulled force = 20 N. We have to find--- normal force?

Q: m₁ and m2 are connected by a light string as shown in the graph. Assume the pulley is frictionless.…

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Q: A compressed spring of k = 60 N/m is released from rest on a frictionless surface. What is the…

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Q: You hang a book bag on a spring scale and place the bag on a platform scale so that the platform…

A: Answer:   The magnitude of the force that exerts on the bag is given as:

Q: ound.   You are pushing up the ramp with a force of 10N.  Starting from rest, the box uniformly…

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Q: A box of mass 8.0 kg slides to the right on a frictionless horizontal surface with a velocity of 3.0…

A: Given: The mass of the box is 8.0 kg. The velocity of the box is 3.0 m/s. The distance moved with…

Q: A 50.0 kg girl and a 100 kg boy, stand on a frictionless frozen lake at a distance 6.0 m apart.…

A: mass of girl = 50 kg mass of boy = 100 kg distance between girl and boy = 6 m force exerted by boy…

Q: Freaks yon. Consider two blocks, A and B, where m, < mp. They are pulled by a horizontal force with…

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Q: A very heavy chain with four links is hanging from an elevator. Each link has mass = 1kg the…

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Q: 3.) The driver of mass 80 kg is strapped to the seat of his Ferrari. If she comes to a stop after…

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Q: A car changes its velocity from 20 m/s [N] to 20 m/s [S] in 5.5s. If the mass of the car is 1500 kg…

A: The expression for the net force is F=ma=mvf-vi∆t=1500 kg-20 ms-20 ms5.5 s     North- positive…

Q: the normal force that you experience

A: Given: Initially elevator is at rest. Velocity of elevator in downward direction is vt=-2t2 j^ m/s…

Q: Two boxes are attached with a massless string that is connected via a frictionless and massless…

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Q: Jessie,a poor engineering student, decides that the 500 N table saw he just bought is "heavy enough"…

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Q: A woman pushes a block of mass m = 25.0 kg up a rough plane sloped at an angle of θ = 20◦ by using…

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Q: Two boxes of fruit on a frictionless horizontal surface are connected by a light string as in the…

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Q: A block of mass M is suspended at rest by two strings attached to walls, as shown in the figure. T1…

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Q: A rocket is descending to the surface of Mars where g = 4 m/s ^ 2 . The rocket is initially 80 m…

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Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!