What minimum speed must the block have at the base of hill

Assignment Help Physics
Reference no: EM13341493

A 2.8-kg block slides over the smooth, icy hill . The top of the hill is horizontal and 70 m higher than its base. What minimum speed must the block have at the base of the hill in order for it to pass over the pit at the far side of the hill?

Reference no: EM13341493

Questions Cloud

Estimate of the total contribution margin : Estimate of the total contribution margin and manufacturing costs and selling and administrative expenses
What is the temperature t of the concordes skin in flight : The supersonic aircraft Concorde has a length of 61.6m when sitting on the ground on a typical day when the temperature is 12.0C . The Concorde is primarily made of aluminum
Calculate the mass of the block on top of the cliff : a 72 kg block is hanging in the air suspended by a rope, tied up and over a frictionless pully, to a second block of unkown mass. calculate the mass of the block on top of the cliff
Define how many kilograms of water can be heated : If all the energy obtained from burning 1.01 pounds of propane is used to heat water, how many kilograms of water can be heated from 20.7 degrees celsius to 47.1 degrees celsius
What minimum speed must the block have at the base of hill : The top of the hill is horizontal and 70 m higher than its base. What minimum speed must the block have at the base of the hill in order for it to pass over the pit at the far side of the hill
Explain the reduction potential for the reaction at cathode : If the cell potential for a voltaic cell is 0.250 V, and the reduction potential for the oxidation reaction is ?0.150 V, what is the reduction potential for the reaction occurring at the cathode
Calculate the efficiency of the rankine cycle : A small-scale steame engine operates between the temperatures 20oC and and 300oC, Calculate the efficiency of the Rankine cycle
How much weight can the balloon lift : A hot-air balloon has a volume of 2741 m3. The density of the air outside the balloon is 1.205 kg/m3. How much weight can the balloon lift
Explain the barium ion concentration in a saturated : Barium fluoride has a Ksp of 1.0X10^-6. What is the barium ion concentration in a saturated solution where the fluoride concentration is 0.035M? Please show the steps needed to reach the end.

Reviews

Write a Review

Physics Questions & Answers

  Find the total surface area of these n spherical droplets

The basic function of an automobile's carburetor is to atomize the gasoline and mix it with air to promote rapid combustion

  Estimate the work done by the gas

When 5.30* 10^5 J of heat is added to a gas enclosed cylinder fitted with a light frictionless piston maintained at atmospheric pressure, estimate the work done by the gas

  Calculate the semimajor axis of the stars orbit

The discovery of a star orbiting the center of our galaxy with a 15-year period has led to the finding, calculate the semimajor axis of the star's orbit

  How large is the mirror

You are 1.5 m tall and you are standing 2.0 m away from a flat mirror. The Top of the mirror is at the same level as the top of your head. How large is the mirror

  What is the max compression of the spring

A 66 {rm kg} skier speeds down a trail, as shown in the figure . The surface is smooth and inclined at the angle of 22 ^circ with the horizontal. Find the magnitude of the net force acting on the skier.

  What is the speed vfinal of the electron

You are standing 2.5 {rm m} straight in front of one of the two loudspeakers. They are 3 {rm m} apart and both are playing a 686 {rm Hz} tone in phase. As you begin to walk directly away from the speaker, at what distances from the speaker do you ..

  What is the electric flux through the circle

A flat circle of radius 20 cm is placed in a uniform electric field of magnitude 6.6×102N/C, What is the electric flux through the circle when its face is at 30 to the field lines

  Find the period of its uniform circular motion

A child ties a rock to a string and whirls it around in a horizontal circle. Find the period of its uniform circular motion

  What is the intensity level at the farther listener

Two people hear a tornado siren, What is the intensity level (in dB) at the farther listener relative to the other listener

  Determine the total energy stored in the electric field

A 1.50-cm-diameter parallel-plate capacitor with a spacing of 0.100mm is charged to 100V. What is the total energy stored in the electric field

  Obtain the rotational inertia of a meter stick

Calculate the rotational inertia of a meter stick, with mass 0.576 kg, about an axis perpendicular to the stick and located at the 29.9 cm mark

  What is the centripetal force on the child

A 40 kg child sits 1.3 m away from the center of a merry-go-round. If the merry-go-round is traveling with a radial velocity of .78 rad/s, what is the centripetal force on the child

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