. A box of books weighing 30-kg is pushed across the floor of an apartment by a force of 300 N exerted downward at an angle of 35.2 below the horizontal. If the coefficient of kinetic friction between box and floor is 0.570, how long does it take to move the box 3.00 m, starting from rest?

. A box of books weighing 30-kg is pushed across the floor of an apartment by a force of 300 N exerted downward at an angle of 35.2 below the horizontal. If the coefficient of kinetic friction between box and floor is 0.570, how long does it take to move the box 3.00 m, starting from rest?

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter6: Applications Of Newton's Laws

Section: Chapter Questions

Problem 40P: A service elevator takes a load of garbage, mass 10.0 kg, from a floor of a skyscraper under...

See similar textbooks

Related questions

Q: An object of mass 5 kg kept on a rough surface is pulled by a forward force of 18 N. If the object…

Q: A freight train has a mass of 1.0 ✕ 107 kg. If the locomotive can exert a constant pull of 7.3 ✕ 105…

A: Given,

Q: Two blocks connected by a string are pulled across a horizontal surface by a force applied to one of…

Q: A freight train has a mass of 1.5x 10^7kg. If the locomotive can exert a constant pull of 7.5x 10^5N…

A: Mass of the train is m=1.5×107 kg The locomotive can pull with a force, F=7.5×105 N As the the train…

Q: The net force acting on a Cessna 172 airplane has a magnitude of 1900 N and points in thepositive x…

Q: A car has a mass of 1750 kg. If the driver applies the brakes while on a gravel road, the maximum…

A: Given that the value of mass and velocity and maximum friction force. Then We have to determine the…

Q: A 10 kg block sits on a horizontal surface and is pushed parallel to that surface. The coefficients…

A: Given data: Mass (m) = 10 kg Coefficient of static friction (μs) = 0.2 Coefficient of kinetic…

Q: What force, applied parallel to the plane, is necessary so that a 100 lb object will slide down the…

A: Given data The mass of the object is m = 100 lb The acceleration of an object is a = 8 ft/s2 The…

Q: An inclined plane makes an angle of 30o with the horizontal. Neglecting friction forces, find the…

A: Make a free body diagram. F is applied force

Q: The parachute on a race car of weight 8 820 N opens at the end of a quarter-mile run when the car is…

Q: A 50 kg crate is being pushed on a horizontal floor at constant velocity. Given that the coefficient…

Q: An elevator, which weighs 8 tons with its load, is descending with a speed of 900 ft/min. Ifthe load…

A: The weight of an elevator is W=8 tons×2000 lb=16000 lb The load on the cables is wl=14 tons×2=28000…

Q: A 2000 kg car increases its speed from 2 m/s to 8 m/s in 3s on a rough road, while the engine…

A: Given: Mass m = 2000 kg Initial speed u = 2 ms Final speed v = 8 ms Force F = 6940 N Time t = 3 s To…

Q: A trained sea lion slides from rest with constant acceleration down a 3.0-m-long ramp into a pool of…

A: Apply Newton’s second law perpendicular to the plane of the incline

Q: A box of mass 37 kilograms is being pushed as constant speed in a straight line across the floor by…

Q: What is the net horizontal force on a 4kg box pushed to the right by a force of 10 N on a surface…

A: Given data: Mass (m) = 4 kg Force applied (F) = 10 N Coefficient of kinetic friction (μk) = 0.15…

Q: If a 2.6 kg object is placed on a horizontal surface, what is its magnitude of acceleration if the…

A: Given value--- mass = 2.6 kg. coefficient of kinetic friction = 0.448 . applied force = 31.5 N.…

Q: A horizontal clothesline is tied between 2 poles, 14 meters apart. When a mass of 2 kilograms is…

Q: A freight train has a mass of 1.1 ✕ 107 kg. If the locomotive can exert a constant pull of 7.6 ✕ 105…

A: From Newton’s second law of motion.

Q: A 2.50 kg mass is released from rest while on an incline of 56 degrees. If the coefficient if…

Q: A 2.50 kg mass is released from rest while on and incline of 54.7 degrees. If the coefficient of…

A: Given : mass of the object, m = 2.50 kg Inclination angle, θ = 54.70 coefficient of kinetic…

Q: A 20-kg mass slides down a flat hill that makes an angle of 10° with the horizontal. If friction is…

A: Given M = 20 kg g = 9.81. Angle (a) = 10°

Q: A freight train has a mass of 1.5 x107 kg. If the locomotive can exert a constant pull of 7.5 x 105…

A: Since there is no frictional force here then by Newton's 2nd Law our force equation will be:…

Q: The block has mass m = 10.6 kg, the ramp is at an angle of θ = 24 degrees, the coefficient of…

Q: A block is sliding on a rough surface with a coefficient of static friction = 0.320 and a…

Q: A block weighing 100N is being pulled along the horizontal plane by a force P having the slope of 5…

Q: A bicyclist of mass 65.0 kg (including the bicycle) can coast down a 6.0 degree hill at a steady…

Q: The component of the force along the inclined plane due to mass of the body on a inclined plane is…

A: Option 4 is the right answer Force of friction is 1400 N

Q: The coefficient of static friction for all contact surfaces is 0.20. The weight of block A is 200KN…

Q: If the coefficient of kinetic friction between a 33.0 kg crate and the floor is 0.360, what…

A: Given that:- Mass of crate=33kg Coefficient of kinetic friction=0.36

Q: A 50-N block, on a 30° incline, is being held motionless by friction. The coefficient of static…

Q: A 30-kg box is being pushed along a horizontal surface. The coefficient of static friction between…

Q: The coefficient of static friction between block A and a horizontal floor is 0.470, and the…

A: At the instant the two blocks start moving, the horizontal component of the net force on each block…

Q: When a mass of body tending to move on a rough surface, a counter-acting force is produced against…

A: Push or pull on an object is considered a force. The SI unit of force is Newton. Force is a vector…

Q: A 100 kg crate is being pushed on a horizontal floor at constant velocity. Given that the…

A: Given Data : The mass of the crate is given as m = 100 Kg. The coefficient of kinetic friction is…

Q: A 6.00 kg crate is suspended from the end of a short vertical rope of negligible mass. An upward…

A: Write the given expression for position

Q: The crate has a mass of 80 kg and is being towed by a chain which is always directed at 20° from the…

Q: A box of holiday decorations has a mass of 38 kg and is being pushed across the floor. The…

A: Mass of box =38kg Frictional force =56N Moved with constant velocity mean acceleration of box is =0

Q: A freight train has a mass of 1.5 × 107 kg. If the locomotive can exert a constant pull of 7.5 × 105…

Q: A fisherman is fishing from a bridge and is using a "32.0-N test line." In other words, the line…

A: Write a given value of this question. F=32.0N

Q: A freight train has a mass of 1.1 ✕ 107 kg. If the locomotive can exert a constant pull of 7.4 ✕ 105…

A: Given information:Mass of the train (m) = 1.1 × 107 KgForce the locomotive can exert (F) = 7.4 × 105…

Q: This time we have a crate of mass 31.3 kg on an inclined surface, with a coefficient of kinetic…

A: Solution: Determine the net force. Fnet=ma Here, m is the mass, and a is the acceleration.…

Q: A 2.50 kg mass is released from rest while on and incline of 52 degrees. If the coefficient of…

Q: A freight train has a mass of 1.0 ✕ 107 kg. If the locomotive can exert a constant pull of 8.2 ✕ 105…

A: Given data The mass is, m=1.0x107 kg The force is, F= 8.2x105 N The initial speed is u=0 km/h = 0…

Q: A particle of mass 2 kg slides down a plane inclined at 30° to the horizontal with an acceleration…

A: Given: The mass of the particle is 2 kg. The angle of the inclination is 30°. The acceleration of…

Question

Answer completely and legibly

.A box of books weighing 30-kg is pushed across the floor of an apartment by a force
of 300 N exerted downward at an angle of 35.2 below the horizontal. If the coefficient
of kinetic friction between box and floor is 0.570, how long does it take to move the
box 3.00 m, starting from rest?

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Similar questions

An inclined plane makes an angle of 30o with the horizontal. Neglecting friction forces, find the constant force, applied parallel to the plane, required to cause a 15-kg box to speed up, moving up the plane with acceleration 1.2 m/s2 and down the incline with acceleration 1.2 m /s2?
What force, applied parallel to the plane, is necessary so that a 100 lb object will slide down the frictionless plane with an acceleration of8 ft/s2, if the plane makes an angle of 30 ̊with the horizontal?
A student, crazed by final exams, uses a force of magnitude 80 N and angle u =70 to push a 5.0 kg block across the ceiling of his room ). If the coefficient of kinetic friction between the block and the ceiling is 0.40, what is the magnitude of the block’s acceleration?
The parachute on a race car of weight 8 820 N opens at theend of a quarter-mile run when the car is traveling at 35.0 m/s.What total retarding force must be supplied by the parachuteto stop the car in a distance of 1.00 x 103 m?
A block of mass 55.0 kg res IS on a slope having an angle of elevation of25.o0 , If pushing downhill on the block with a force just exceeding 187 Nand parallel to the slope is sufficient to cause the block to start moving, find the coefficient of static friction.
A jet airplane has an instantaneous acceleration of 1.99m /s^2 at an angle of 18.5^oabove the horizontal.Compute the horizontal and vertical components of force exerted on a 55.0kg passenger by the airplane seat?
If a 3.15 kg object is placed on a horizontal surface, what is its magnitude of acceleration if the coefficient of kinetic friction is known to be 0.293 and an applied force of 36.9 N directed at an angle of -23 degrees relative to the +x direction acts on the object?
To keep a large crate moving across a rough floor, you push down on it at an angle (theta)= 26°.What is the normal force when the crate moves at constant velocity, given that the mass of the crate is m = 30.0 kg andthe coefficient of kinetic friction between the crate and the floor is 0.31?
A box rests on a frozen pond, which serves as a frictionless horizontal surface. If a fisherman applies a horizontal force with magnitude 42.5 N to the box and produces an acceleration of magnitude 4.45 m/s/s, what is the mass of the box?
A 20.0 kg trunk is pushed across the floor of a moving van by a horizontal force. If thecoefficient of kinetic friction between the trunk and the floor is 0.255, what is the magnitudeof the frictional force opposing the applied force?
A 42.0 kg box on a horizontal surface is being pulled by a horizontal force F= 110N. If the acceleration of the box is 1.20 m/s^2, what is the coefficient of kinetic friction between the box and the surface?
If the coefficient of kinetic friction between a 33-kg crate and the floor is 0.30, what horizontal force is required to move the crate at a steady speed acrossthe floor? What horizontal force is required if μk is zero?