Explain by how much does the potential energy increase

Assignment Help Physics
Reference no: EM13116802

When an 85.0-kg adult uses a spiral staircase to climb to the second floor of his house, his gravitational potential energy increases by 1.70 x 103 J. By how much does the potential energy of a 23.0-kg child increase when the child climbs a normal staircase to the second floor?

Reference no: EM13116802

Questions Cloud

Calculate the appropriate disease frequency rate : Calculate the appropriate disease frequency rate. Show your work. The cumulative incidence rate in a population of 100,000 people where 9 new cases of disease were reported within 1 year.
How allosteric regulation can change an enzyme activity : In allosteric deactivation a regulatory molecule binds to a site other than the active site, resulting in a change in enzyme shape that allows the active site to bind substrate.
Predicting foreign exchange market : Many different things can affect the Foreign Market Exchange. However the main thing would be currency prices as a result of the demand and supply.
Does the reaction result to form a precipitate : When solutions of the compound copper (ii) chloride and zinc nitrate are mixed, does the reaction result to form a precipitate, water, gas, or is there no reaction at all.
Explain by how much does the potential energy increase : Explain by how much does the potential energy of a 23.0-kg child increase when the child climbs a normal staircase to the second floor?
Information about global finance : What are some implications of currency depreciation, devaluation, and appreciation for the US Dollar compared to a foreign currency? How does a strong U.S. dollar affect the balance of trade for USA? Why?
Calculate the final molarity of the solution : calculate the final molarity of the solution that results when 125 ml of .200 M HCL is diluted to 1.00L
What proportion of packets of soap powder are underweight : The actual weight of soap powder in a box has a normal distribution with a mean of 33 oz. and a standard deviation of 0.8 oz. What proportion of packets are underweight.
Illustrate what is the angular displacement of the baseball : The ball curves because it is spinning at an average angular velocity of 370 rev/min (assumed constant) on its way to the catcher's mitt. Illustrate what is the angular displacement of the baseball (in radians) as it travels from the pitcher to t..

Reviews

Write a Review

Physics Questions & Answers

  Find the magnitude of the horizontal component of the plane

A jetliner is moving at a speed of 187 m/s. The vertical component of the plane's velocity is 44.5 m/s. find out the magnitude of the horizontal component of the plane's velocity.

  How far from q1 is p

Two point charges Q1 = -25 micro Coulombs and Q2 = +50 micro Coulombs, are separated by a distance of 12 cm. The electric field at the point P is zero. How far from Q1 is P?

  What is magnitude of the angular momentum

What is magnitude of the angular momentum

  Find out the ratio of the mass of steam to mass of ice

Ice at -14.9 °C and steam at 115 °C are brought together at atmospheric pressure in a perfectly insulated container. After thermal equilibrium is reached, the liquid phase at 52.0 °C is present.

  Find approximate expressions for the speed

A mass m orbits around a planet of mass M in a parabolic orbit of the form y = x^2/(4L), which has focal length L. Find the angular momentum in 3 different ways: a) Find the speed at closet approach.

  Find the electric field at the point

Two positive point charges, each 17? C, lie along the x-axis at  x = –0.12m  and x = +0.12m.

  What is the resultant velocity of the motor boat

What is the resultant velocity of the motor boat. What distance downstream does the boat reach opposite shore.

  For what wavelength of light would first-order dark fringe

The first-order bright fringe is a distance of 4.84 from the center of the central bright fringe. For what wavelength of light would the first-order dark fringe be observed at this similar point on the screen.

  Find the maximum distance that these stars could from earth

A particle with a charge of q = -5.00 nC is moving in the uniform magnetic field of vec{B}=( -1.20 T ) hat{z}. The magnetic force on the particle is measured to be vec{F}= ( -7.60×10-7 N )hat{y}.

  What is the velocity of the truck relative to the car

A car is driving directly north on the freeway at a speed of 117 km/h and a truck is leaving the freeway driving 76 km/h in a direction that is 40° west of north. What is the velocity of the truck relative to the car?

  Determine the weight w2 and the angle

An insulated Thermos contains 123 cm3 of hot coffee at 73 °C. You put a 12.0 g ice cube at its melting point to cool coffee. By how various degrees has your coffee cooled one time the ice has melted and equilibrium is reached? Treat the coffee as tho..

  How many wave crests pass the boy each second

ocean waves with wavelength 1.2 m and period 1.5s are moving past a pier. a boy runs along the pier, in the direction opposite to the motion of the wave, at 3.5 m/s. how many wave crests pass the boy each second?

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