Sliding on a rough horizontal floor

Assignment Help Physics
Reference no: EM13667598

A 50.0 N box sliding on a rough horizontal floor and the only horizontal force acting on it is friction. You observe that at one instant the box is sliding to the right at 1.75 m/s and that is stops in 2.25 s by uniform acceleration. The force that friction exerts on this box is closest to:

Reference no: EM13667598

Questions Cloud

What is the length of one side of the coil : A generator has a square coil consisting of 700 turns. The coil rotates at 98 rad/s in a 0.16-Tmagnetic field. The peak output of the generator is 50.00 V. What is the length of one side of the coil?
Metabolic conversion of food into energy replaces this loss : Assume the skin temperature of a naked person is 35.1 °C when the person is standing inside a room whose temperature is 22.7°C. The skin area of the individual is 1.77 m   2.(a) Assuming the emissivity is 0.767, discover the net loss of radiant power..
Discover focal length of a lens that produces inverted image : Discover the focal length of a lens that produces an inverted image three times the size of a small object placed on the optical axis, 44.0 cm from the lens
Laser beam passes during a converging lens with focal length : A laser beam passes during a converging lens with a focal length of 10 cm.  At what distance past the lens has the laser beams (a) intensity and (b) electric field strength increased with a factor of 4?
Sliding on a rough horizontal floor : A 50.0 N box sliding on a rough horizontal floor and the only horizontal force acting on it is friction. You observe that at one instant the box is sliding to the right at 1.75 m/s and that is stops in 2.25 s by uniform acceleration. The force that f..
Rock lies at the bottom of a lake : A 70 kg rock lies at the bottom of a lake. If the volume of the rock is 30,000 cm3, how much force is needed to lift it? The density of water is 1.0 g/cm3.
A youngs double slit apparatus is set up : A Young's double slit apparatus is set up where the source wavelength is 500 nm and the double slit spacing is .04mm. At what distance from the double slit must the screen be placed if the spacing among adjacent bright fringes is to be 2.7 cm?
What is the work done on the jet with the catapult : A fighter jet is launched from an aircraft carrier with the aid of its own engines and a steam-powered catapult. The thrust of its engines is 2.70*105 N. In being launched from rest it moves during a distance of 87 m and has a kinetic energy of 4.40*..
Layer of silicon monoxide of index of refraction : The rhinestones in costume jewellery are glass with index of refraction 1.50 to make them more reflective they are often coated by a layer of silicon monoxide of index of refraction 2.00 what is the minimum coating thickness required to ensure that l..

Reviews

Write a Review

Physics Questions & Answers

  What is the length of the air column in that tube

A tube is closed at one end and open to 16 o C air atthe other end. what is the length of the air column in that tube

  Determine how far away is the reflecting object

A sound wave traveling at 343 m/s is emitted by the foghorn of a tugboat. An echo is heard 1.70 s later. How far away is the reflecting object

  A spinning flywheel has rotational inertia

A spinning flywheel has rotational inertia I = 417 kg·m2. Its angular velocity decreases from 19.5 rad/s to zero in 320 s due to friction. What is the frictional torque acting? Take positive to be "with the flywheel's rotation", and negative to be "o..

  Obtain what force is applied to the driver by his seat belt

In a head-on collision, a car stops in 0.27s from a speed of 24m/s}. What force is applied to the driver by his seat belt during that fraction of a second

  How much heat must be supplied to the engine in each cycle

A diesel engine performs 2200J of mechanical work and discards 4300J of heat each cycle. A) How much heat must be supplied to the engine in each cycle? B) What is the thermal efficiency of the engine?

  Calculate the distance in which the charge falls below

A particle possessing 8.25 uC of charge and mass 8.55 g is fired at a speed of 255 cm/s through two charged plates of length 34.6 cm, calculate the distance y in which the charge falls below its intended path

  Estimate the velocity of the gas as it leaves the nozzle

If it takes you about 2 minutes to fill your 12 gal (or 0.48 m3) gas tank. Estimate the velocity of the gas as it leaves the nozzle

  Determine the cheetahs average acceleration

The cheetah can reach a top speed of 114 km/h (71 mi/h). While chasing its prey in a short sprint, Determine the cheetah's average acceleration during the short sprint

  Find the torque exerted on the rear gear wheel

A cyclist uses 27,000 joules per minute (this is about 385 food Calories per hour) to cycle at a constant pedaling rate of 450 radians per minute along a flat road using a gear ratio of 4

  Evaluate what is the coefficient ofkinetic friction

A 15.0 kg box is released ona 36.0° incline and acceleratesdown the incline at 0.271 m/s2. What is the coefficient ofkinetic friction

  What is the mass of the ammonia

A metal sphere is filled with ammonia as part of a refrigeration device. what is the mass of the ammonia if it fills up half of the sphere

  An ice-making machine inside a refrigerator operates

An ice-making machine inside a refrigerator operates in a Carnot cycle. It takes heat from liquid water at 0.0^{ C} and rejects heat to a room at a temperature of 24.6^\C. Suppose that liquid water with a mass of 82.7kg at 0.0^ C} is converted to ice..

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