Slide the crate across the dock at a constant speed

Assignment Help Physics
Reference no: EM13543995

A 52.1-kg crate rests on a level floor at a shipping dock. The coefficients of static and kinetic friction are 0.589 and 0.312, respectively. What horizontal pushing force is required to (a) just start the crate moving and (b) slide the crate across the dock at a constant speed?

Reference no: EM13543995

Questions Cloud

Calculate how much energy does this wave carry : The electromagnetic wave that delivers a cellular phone call to a car has a magnetic field with an rms value of 1.20 10-10 T. How much energy does this wave carry through the window during a 65-s phone call
Find the volume of the bubble when it reaches the surface : An air bubble has a volume of 1.49 cm3 when it is released by a submarine 110 m below the surface of a lake. What is the volume of the bubble when it reaches the surface
Explain the oh concentration of ammonia : The OH concentration of 0.45 M ammonia, NH3, is 6.7X10^-4 M write. The reaction equation for its ionization
Find average torque was exerted on the rod by the disk : A solid disk of mass m1 = 9.5 kg and radius R = 0.18 m is rotating with a constant angular velocity of ? = 38.0 rad/s. What average torque was exerted on the rod by the disk
Slide the crate across the dock at a constant speed : A 52.1-kg crate rests on a level floor at a shipping dock. The coefficients of static and kinetic friction are 0.589 and 0.312, respectively. What horizontal pushing force is required to (a) just start the crate moving and (b) slide the crate across ..
What is the greatest acceleration that will not break rope : A rope can withstand 1.0 x 10^3 N of tension. If the rope is being used to pull a 10.0-kg package across a c=frictionless surface, what is the greatest acceleration that will not break the rope
Maximum height will block rise above its initial position : A 10 g bullet moving 1000 m/s strikes and passes through a 2.0-kg block initially at rest. The bullet emerges from the block with speed of 400 m/s. a.) How much energy was lost in the collision? b.) Calculate the average force exerted on the block as..
Compute the deepest he could have been : In a movie, Jason Borne evades his captors by hiding underwater for many minutes while breathing through a long, thin reed. calculate the deepest he could have been
Find the energy stored in the inductor : A 24-V battery is connected in series with a resistor and an inductor, with R = 4.4 ? and L = 7.6 H, respectively. (a) Find the energy stored in the inductor when the current reaches its maximum value. J (b) Find the energy stored in the inductor one..

Reviews

Write a Review

Physics Questions & Answers

  What would be the least speed needed for the rest of trip

You are to drive to an interview in another town, at a distance of 298 km on an expressway. What would be the least speed needed for the rest of the trip to arrive in time for the interview

  Compute the maximum possible efficiency

a heat engine operates between a hot reservoir at 950 degree celcius, what is the maximum possible efficiency

  Find the powers of the correcting contact lenses

A person can focus clearly only on objects between 37.5cmand 51.0cm from his eyes. Find the powers of the correcting contact lenses needed to correct his closeup vision and distant vision

  Find the magnitude and direction of resulting acceleration

a block is pushed up 38 degree incline with a coefficient of kinetic friction of 0.10 by an applied force as shown. if F= 30N and M=8kg

  What is the magnitude of their common velocity

Suppose one bullet with M=5.12g moving to the right with a speed of 250 m/s directed at 21.3 degrees above the horizontal collides, What is the magnitude of their common velocity immediately after the collision

  Estimate the effective spring constant of the molecule

A molecule of DNA (deoxyribonucleic acid) is 2.26 µm long. The ends of the molecule become singly ionized: Determine the effective spring constant of the molecule

  What is the average emf induced in the loop

A 5 turn loop of wire with a radius of 4cm moves toward a 0.15T magnetic field in a 3 second time interval. What is the average emf induced in the loop? If the loop has a resistance of 5 ohm, what current is generated?

  Determine what is its translational kinetic energy

A 1.99 kg solid sphere (radius = 0.104 m) is released from rest at the top of a ramp and allowed to roll without slipping. The ramp is 0.795 m high and 4.97 m long. What is its translational kinetic energy

  Compute how fast was the skier going

A skier slides horizontally along the snow for a distance of 25 m before coming to rest. how fast was the skier going

  Describes the energy transformations for the piano

A piano is brought upstairs by two workers. Due to a mistake by one of the workers, the piano rolls down the stairs and finally comes to rest by the outside door.

  Determine the wavelength of the scattered wave

A photon whose energy is 1.3 x 10^-14 J is scattered off an electron at an angle of 50 degrees

  What speed does the boxcar have after 10 seconds

what speed does boxcar have after 10 seconds.What is the object's displacement Dx.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd