### Compute the horizontal pushing force

Assignment Help Physics
##### Reference no: EM13316610

A 55.0 kg crate rests on a level floor at a shipping dock. The coefficients of static and kinetic friction are 0.700 and 0.440, respectively

(a) What horizontal pushing force is required to just start the crate moving?

(b) What horizontal pushing force is required to slide the crate across the dock at a constant speed?

### Previous Q& A

#### What is their order from left to right

Three infinite nonconducting sheets, with uniform positive surface charge densities, sigma, 2sigma, and 3sigma, are arranged to be parallel. What is their order, from left to right

#### Calculate volume of thickened sludge with solids recovery

A gravity thickener receives 33.000 Lpd of wastewater sludge and increases the solids content from 3.0% to 7.0% with 90% solids recovery. Calculate the volume of thickened sludge.

#### List the item ids and their location description

In this assignment youare required to use PHP program to connect to the XAMPP web server. You will then create a database which will include tables with records.

#### What is the density on a hot day

The density of gasoline at 0 degrees celsius is 0.68E3 kg/m^3. What is the density on a hot day when the temperature is 35 degrees celsius

#### How to use the bisection method on the van der waals

how to use the bisection method on the van der waals equation Problem 1 (15 Points) The van der Waals equation gives a relationship between the pressure P (in atm.), volume V (in L), and temperature T (in K) for a real gas

#### Convert the formula so that q is in gallons per minute

The flow of water over a weir, can be computed by Q=5.35LH^(3/2), where Q is the volume low rate of water in cubic feet per second, L is the length of weir in feet, and H is the height of water over the weir in feet.

#### Find the tension in the cable holding up the boom

A 1450 N uniform boom is supported by a cable as shown. The boom is pivoted at the bottom, and a 1270 N object hangs from its end. Find the tension in the cable holding up the boom

#### Deductions taken from his gross pay

Each employee has the following deductions taken from his gross pay: Federal Income Tax: 15% State Tax: 3.5% Social Security + Medicare Tax: 8.5% Health Insurance \$75

#### Compute the net charge

A metal sphere has a charge of +6.9uc. What is the net charge after 7.6x10^13 electrons have been placed on it

#### Define accounting profit and economic profit

Define accounting profit and economic profit. When total sales revenue is \$120,000, total costs \$63,000, and total implicit costs is \$33,000. Please calculate accounting profit and economic profit.

### Similar Q& A

#### How many photons does the laser emit

The frequency doubled output of a Nd3+ YAG laser has a wavelength of 532nm. If each pulse of light has a total energy of 0.550J and the repetition rate of the laser is 30Hz, how many photons does the laser emit at 532nm in 3 minutes.

#### Find the potential difference across tungsten wire

A 6.0 V battery is connected to a wire made of three segments of different metals connected one after another, Find the potential difference across tungsten wire

#### What angular magnification do you achieve

You want to examine the hairy details of your favorite pet caterpillar, using a lens of focal length 9.1 cm that you just happen to have around. what angular magnification do you achieve

#### Find the frequency of musical tone produced by organ pipe

You are studying standing sound waves in an organ pipe of length L with both ends open,  What is the frequency of the musical tone produced by the organ pipe in the situation described in part b

#### Determine the free-fall acceleration

What is the free-fall acceleration toward the sun at the distance of the earth's orbit? [The mean distance the earth is from the sun in its orbit is 1.50x10^11 m

#### Determine the average resistance force exerted

Besides the gravitational force, a 3.40-kg object is subjected to one other constant force. The object starts from rest and in 1.20 s experiences a displacement of (5.50 - 3.30) m, where the direction of is the upward vertical direction. find the ..

#### What is the magnitude of the net gravitational force

A person lifts a 950N box by pushing it up an incline. If the person exerts a force of 350N along the incline, what is the mechanical advantage of incline.

#### What is the electrons energy in given state

What quantum number of the hydrogen atom comes closest to giving a 500-nm-diameter electron orbit, What is the electron's energy in this state

#### Determine the image distance using the mirror equation

An object 6.0mm high is placed 18cm from a convex mirror of radius of curvature 18cm. Determine the image distance using the mirror equation

#### Illustrate at what value of theta does the block begin

The angle of elevation theta is increased slowly from the horizontal. Illustrate at what value of theta does the block begin to slide (in degrees)?

#### Calculate the vertical component of the baseballs velocity

A major leaguer hits a baseball so that it leaves the bat at a speed of 28.0 m/s and at an angle of 35.3 degrees above the horizontal. Calculate the vertical component of the baseball's velocity

#### What is the maximum deformation of the bumper

what is the maximum deformation of the bumper. The coefficient of kinetic friction for a 25 bobsled on a track is 0.10. What force is required to push it down a 5 incline and achieve a speed of 64 at the end of 75. 