Find what weight does the man read on the scale

Assignment Help Physics
Reference no: EM13670937

An 80 kilogram man is standing in an elevator on a "bathroom scale" which reads weight. The elevator is moving downward at a speed of 3 m/s. During a 2 sec period the elevator slows down and stops. During these 2 sec, find what weight does the man read on the scale?

Reference no: EM13670937

Questions Cloud

Evaluate the change in the total kinetic energy of system : On a frictionless, horizontal air table, puck A (with mass 0.250 kilogram) is moving toward puck B (with mass 0.350 kilogram), which is initially at rest. Determine the change in the total kinetic energy of the system that occurs during the collisi..
Find the velocity of a shell fired from these loose cannon : A cannon of mass 5.24 x 103 kilogram is rigidly bolted to the earth therefore it can recoil only by a negligible amount. Find the velocity of a shell fired from these loose cannon
Obtain the total momentum of the system of the two carts : A 2.2 kilogram cart is rolling along a frictionless, horizontal track towards a 1.2 kilogram cart that is held initially at rest. Find the total momentum of the system of the two carts at this instant
Evaluate the acceleration of each mass : There is a pulley with no friction and the masses will not be affected by air resistance. Evaluate the acceleration of each mass
Find what weight does the man read on the scale : An 80 kilogram man is standing in an elevator on a "bathroom scale" which reads weight. The elevator is moving downward at a speed of 3 m/s. find what weight does the man read on the scale
Estimate what is the initial speed of the ball : A ball is projected horizontally from the edge of a table that is1.00 meter high, and it strikes the floor at a point 1.20 meter from the base of the table. Determine what is the initial speed of the ball
Find what is the magnitude of the frictional torque : A string that passes over a pulley has a .321 kilogram mass attached to one end and a .635 kilogram mass attached to the other end. Find the magnitude of the frictional torque that must be exerted by the axle
Find what time is required for change in angular velocity : A spinning wheel on a fireworks display is initially rotating in a counterclockwise direction. The wheel has an angular acceleration of -3.20 rad/s2. Find what time is required for the change in the angular velocity to occur
Standard for public-key certificate formats : Standard for public-key certificate formats. X.509 specifies an authentication protocol. The original version of X.509 contains a security flaw.

Reviews

Write a Review

Physics Questions & Answers

  Find how many cells do you need to build the panel

A solar cell, 3.0cm square, has an output of 350mA at 0.80V when exposed to full sunlight. How many cells do you need to build the panel

  Find by how much would its temperature increase

The diet of a 60 kg person provides 12,000 kJ daily. Ifthis amount of energy were added to 60 kg of water, by how much would its temperature increase

  Two balls of radius 200 mm have a separation between their

two balls of radius 2.00 mm have a separation between their centers of 5.33 cm. the same electric charge is placed on

  Determine both the work done by this force

A constant 80-N force acts on a 5.0 kg box. The box initially is moving at 20 m/s in the direction of the force, Determine both the work done by this force

  Properly constrained by an over-the-shoulder seat belt

A person who is properly constrained by an over-the-shoulder seat belt has a good chance of surviving a car collision if the deceleration does not surpass 27.0 "g's"(1.00 g= 9.80m/s2).

  The suitcase drops out of the luggage compartment

Nitrogen and oxygen in their liquid states have densities only 0.80 and 0.90 that of water. Atmospheric pressure is due primarily to weight of nitrogen and oxygen gas in the air. If atmosphere liquefied would its depth be greater or less than 10.30 m..

  How many loops of wire should be wound on square armature

A simple generator is used to generate a peak output voltageof 24.0 V. How many loops of wire should be wound on the square armature

  Calculate the radius of its path in the magnetic field

An electron is accelerated from rest by a potential difference of350V. It then enters a uniform magnetic field of magnitude 200mTwith its velocity perpendicular to the field.

  Calculate from what height was the ball thrown

A ball thrown horizontally at 23 m/s travels a horizontal distance of 55 m before hitting the ground. From what height was the ball thrown

  How many oscillations is made by the block by that time

A block has a mass of 1.20 kg and is attached to a spring with spring constant of 5.00 N/m. How many oscillations is made by the block by that time

  The central maximum of the diffraction pattern has a width

a red laser pointer with a wavelength of 635 nm is shined on a double slit producing a diffraction pattern on a screen

  Compute the speed of the four cars after the collision

A railroad car of mass 2.44 104 kg, is moving with a speed of 3.96 m/s. It collides and couples with three other coupled railroad cars, What is the speed of the four cars after the collision

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