A 5kg box rests on a flat, level floor. There is friction between this box and the floor with  μs=0.40 and  μk=0.30. The box is pushed horizontally with the minimum force required to get it moving and continues to be pushed with this force afterwards. How far has the box moved after 8s. You can assume g=10 m/s2

Q: We start with some review problems A crate of mass 34.7 kg rests on a level surface, with a…

A:

Q: A 7kg block is placed on an inclined that is 24 degrees to the horizontal. It has a coefficient of…

A: Given:- The mass of the block m = 7 kg  The inclined plane at an angle of 24 degrees to the…

Q: A 2 kg particle moves along an x axis, being propelled by a variable force directed along that axis.…

A: The mass of the particle, m = 2 kg The position vector is x=2 m+ 3 m/st+ct2-4 m/s3t3

Q: d A block of mass 3.25 kg slides down a ramp that is angled 0 = 35 degrees above the horizontal. The…

A: Given that: Mass of block, m=3.25 kgAngle of inclination, θ=35°Kinetic friction coefficient,…

Q: A crate of mass 30.7 kg rests on a level surface, with a coefficient of kinetic friction 0.119. You…

A: Mass of object is m=30.7 kg Coefficient of kinetic friction is μ=0.119 Applied force is F=320 N…

Q: You place a crate of mass 36.2 kg on a frictionless 3.53-meter-long incline. You release the crate…

A:

Q: A 1500kg car is driving on the road at a speed of 15 m/s. The driver applies the brakes, bringing…

A: Given- Mass of car , m = 1500 kg Initial speed  of car, u = 15 m/s Final speed of car , v = 0 m/s…

Q: We start with some review problems A crate of mass 40.4 kg rests on a level surface, with a…

A: Given: The mass of the crate is 40.4 kg. The coefficient of the kinetic friction is 0.216. The…

Q: (a) Determine the speed of transverse waves on a string under a tension of 95.0 N if the string has…

A: a. the speed of the wave is v=FTμ=FTm/l=FTlm=95 N2 m6.5×10-3 kg=170.97 m/s

Q: A single-celled animal called a paramecium propels itself quite rapidly through water using its…

A: Newton's second law of motion states that the acceleration of an object is directly proportional to…

Q: The 42-kg crate is stationary when the force Pis applied. Determine the resulting acceleration of…

A: Given data: The mass of crate is m=42 kg. The angle of ramp is θ=17°. The coefficient of static and…

Q: Two roomates are disagreeing over where to place a 90 kg couch. Katie is pushing the couch to the…

A: Newton's second law of motion is, Fnet=ma Here, m is mass and a is acceleration. Assume Rosa is…

Q: You give a 2.10 kg box a hard shove at the bottom of a ramp, and it leaves your hand with a speed of…

A: Given:- The mass of the box is m = 2.10 kg  The initial speed of the box is u = 8.50 m/s  The angle…

Q: We start with some review problems A crate of mass 27.1 kg rests on a level surface, with a…

A:

Q: A small box of mass ?= 1.20 kg sits on a horizontal frictionless surface. A constant force ?⃗ is…

A:

Q: In the figure, two blocks are connected over a pulley. The mass of block A is 10.0 kg and the…

A: Given: The mass of the block A is 10 kg. The coefficient of the kinetic friction is 0.24. The angle…

Q: You are pushing a 42.0kg box horizontally along a flat horizontal surface at a constant speed of…

A: We use use the concept of Newton's second law of motion

Q: A bus of mass 760 kg requires 120 m to reach certain velocity value Vf. Ignore friction and drag…

A: SOlution:

Q: am designing a ramp to slide boxes down. The angle of the ramp is 35º. A plastic box massing 30 kg…

A: angle of friction          tanθ=μ if  μ > μs=k  then no slide  μ < μs=k   slide

Q: A 1.0-kg block slides on a rough horizontal surface. A force, P = 9.0 N, is applied to the block at…

A: Given that,Mass of block : m = 1 (kg)Applied force on block :P =9 (N)Acceleration of block along the…

Q: A person pushes a 0.20 kg lunch tray across a table, and it slows down as it slides because of…

A: Mass of lunch tray = 0.2 kg  Coefficient of static friction = 0.15  Coefficient of kinetic friction…

Q: The uncertainty in the quantity C = A + B is given as 6C = 6A + 6B. True False Reset Selection

A:

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

A:

Q: A 70.0 kg box is being pulled along a horizontal surface. The coefficient of kinetic friction…

A:

Q: A stone is thrown straight upward with a speed of 25 m/s. It is caught on its way down at a point 5…

A: The vertical displacement of stone is   y=y_0+v_0t-(1/2)gt^2  5=25t-(1/2)(9.80)t^2 5=25t-4.90t^2 On…

Q: You place a crate of mass 20.1 kg on a frictionless 4.69-meter-long incline. You release the crate…

A:

Q: 7 IR- 2 W S 7 X 9. A 37.0 kg box is being pulled by a person across a horizontal floor with a force…

A:

Q: Q: A normal walking speed is around 2.0 m/s . How much time t does it take the box to reach this…

A:

Q: The owner of a coffee shop (named "Local Area Network") proudly hangs a new sign out in front her…

A:

Q: 27. Laptops ni Dukue. A heavy box containing four laptops worth 700,000 pesos is being delivered to…

A:

Q: A delivery company has unloaded a 35 kgkg crate in your driveway. The coefficient of static friction…

A: Mass of the crate (m)=35 kg Coefficient of kinetic friction (μ)=0.2 Acceleration of the crate (a)=5…

Q: A 40 N box is resting on a table when a 10 N force is applied to it horizontally. The coefficients…

A: Frictional force F = uN

Q: A stationary 10kg object is sitting on the ground. The coefficient of static friction between the…

A: Given: Mass of an object (m) = 10.0 kg. Coefficient of static friction μs=0.8 Coefficient of kinetic…

Q: 3. Four blocks, with masses m₁ = 5.90 kg, m₂ = 5.10 kg, m3 = 8.00 kg, and m4 = 7.50 kg, are pulled…

A:

Q: A 1.5-kg mass has an acceleration of (4.0i - 3.0j) m/s². Only two forces act on the mass. If one of…

A:

Q: The coefficient of friction between a 33kg exercise mat and the gym floor are us = 0.41 and uk =…

A: Givenμs =0.41μk =0.36m =33 kg

Q: A constant applied force F, of 15.0 N pushes a box with a mass m = 7.00 kg a distance x = 15.0 m…

A: Given: Applied force Fp=15.0 N. Mass of the block m=7.0 kg. Distance traveled by block x=15.0 m. The…

Q: A single-celled animal called a paramecium propels itself quite rapidly through water using its…

A: Given: Drag coefficient b = 0.330 kg/mSpeed v = 0.000137 m/sNow, the drag force is fd = -bv2As it is…

Q: A 2.00-kg block starts from rest at the top of a 30.0° incline and slides 2.00 m down the incline in…

A: Given data: Mass of the block, m=2.00 kg Distance travelled down the inclined plane, s=2.00 m Time…

Q: We start with some review problems A crate of mass 38.7 kg rests on a level surface, with a…

A: Draw the free-body diagram of the crate.

Q: The coefficient of static friction between a sled and the snow is 0.3, with a coefficient of kinetic…

A:

Q: We start with some review problems A crate of mass 34.2 kg rests on a level surface, with a…

A:

Q: A crate of mass 24.7 kg rests on a level surface, with a coefficient of kinetic friction 0.187. You…

A:

Q: We start with some review problems A crate of mass 27.1 kg rests on a level surface, with a…

A: Given Data : The mass of the crate is given as m = 27.1 Kg. The force applied to the crate is given…

Q: A wet bar of soap slides down a ramp 10.0 m long inclined at 11.73°. What would be its acceleration?…

A:

Q: Three blocks (as shown in the figure) are released from rest and they start to accelerate with a…

A: Step 1: here we have derived the equation of motion of the masses Step 2: here we have calculated…

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…

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!