A helicopter lifts a 61 kg astronaut 13 m vertically from

Assignment Help Physics
Reference no: EM13618390

A helicopter lifts a 61 kg astronaut 13 m vertically from the ocean by means of a cable. The acceleration of the astronaut is g/13. How much work is done on the astronaut by (a) the force from the helicopter and (b) the gravitational force on her? Just before she reaches the helicopter, what are her (c) kinetic energy and (d) speed?

Reference no: EM13618390

Questions Cloud

A producer of staplers has received a forecasted demand of : a producer of staplers has received a forecasted demand of 10000 staplers for the coming month. fixed costs are 11545
A technician wraps wire around a tube of length 35 cm : a technician wraps wire around a tube of length 35 cm having a diameter of 8.2 cm. when the windings are evenly spread
Discuss reasons why these types of companies have capital : the second half of chapter 12 discusses the use of debt financing in capital structure. the book refers to this
Water at a flow of m 215 kgs is cooled from 82 degrees c : water at a flow of m .215 kgs is cooled from 82 degrees c to 42 degrees c by passing it though a thin-walled tube of
A helicopter lifts a 61 kg astronaut 13 m vertically from : a helicopter lifts a 61 kg astronaut 13 m vertically from the ocean by means of a cable. the acceleration of the
Consider the bivariate density fxycxy for 0ltxlt1 : consider the bivariate density fxycxy for 0ltxlt1 0ltylt1a obtain the appropriate normalization constant c.b obtain the
Determine confidence intervals for each of the : determine confidence intervals for each of the followinga. mean 150 s 30 sample size 200 confidence level 95b.
A brand name has a 40 recognition rate assume the owner of : a brand name has a 40 recognition rate. assume the owner of the brand wants to verify that rate by beginning with a
The bear rug has sales of 822500 the cost of goods sold is : the bear rug has sales of 822500. the cost of goods sold is equal to 63 percent of sales. the beginning accounts

Reviews

Write a Review

Physics Questions & Answers

  A 34 kg object moving at 54 ms in the positive direction of

question a 3.4 kg object moving at 5.4 ms in the positive direction of an x axis has a one-dimensional elastic

  A building is being knocked down with a wrecking ball which

a building is being knocked down with a wrecking ball which is a big metal sphere that swings on a 13-m-long cable. you

  What is the speed of the sound in the liquid

An ultrasound unit sends a 2.4 MHz sound wave into a 35cm long tube filled with an unkown liquid. What is the speed of the sound in the liquid

  What is the radiation pressure

A tungsten filament incandescent light bulb emits spherical electromagnetic waves of 50 Watts isotropically. What is the radiation pressure

  How much acceleration will the other three produce

If a four engine jet accelerates down the runway at 2m/s2 & one of the jet engines fails, how much acceleration will the other three produce?

  What is the magnitude of the change in the child''s momentum

A 42 kg child is riding on a carousel (merry-go-round) at a constant speed of 6 m/s. What is the magnitude of the change in the child's momentum |Δp with arrow| in going all the way around (360°)?

  Find the magnitude of the coriolis force acting on the car

A car of mass 1430 kg drives in a direction 80o north of east at a latitude 73o in the northern hemisphere with a speed 85.0 km/hr

  The vertical displacement due to a travelling wave

The vertical displacement due to a travelling wave moving horizontally is given by y(x,t) = 5.4cos(.4(rad/s) t (sec)) where x and y are in centimeters. The horizontal distance between the points whose phase differs by pi/3 is A. 1.05 cm B. 2.62 cm C...

  Compute the focal length of the lens

A lens produces a magnification of -1.8 when an object is placed 2.5 cm from the lens. compute the focal length of the lens?

  Calculate the amount of energy delivered per unit mass

A 190 rad dose of radiation is administered to a patient in an effort to combat a cancerous growth. Calculate the amount of energy delivered per unit mass

  How much force is pushing the cart in the forward direction

a shopper pushes a grocery cart by exerting a force on the handle. if the force equal 76 N at an angle of 40.0 degrees below the horizontal, how much force is pushing the cart in the forward direction

  Find the polarizing angle

A light beam of wavelength 500 nm in air hits transparent material. When the angle of refraction is 40.0 degrees, Find the polarizing angle

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