shahjyoti48249 shahjyoti48249

24-04-2024
Physics

Answered

A person of mass 60 kg is standing on the plateform of a weighing
machine with a load of 40 kg on his/her head. What is the
work done by
him/her? Explain.

Answer :

MathPhys MathPhys

24-04-2024

Answer:

Zero.

Explanation:

Work is equal to force times distance traveled in the direction of the force. Since the load is not moving, no work is being done.

Answer Link

Other Questions

A 1 kg mass and a 1.5 kg mass are attached to a string such that they act a point the grid in a balanced system. The angle of separation is 60 degrees

How much work must be done by frictional forces in slowing a 1000.0 KG car from 26.4 MS to rest?? the answer choices provided are 4.18×10 to the power of 5 J

Enough heat flows into 73.0 kg of ice at 0 degrees C to melt it into water at 0 degrees C. The ice is floating in water at 15.0 degrees C, the source of the hea

One method of measuring the density of a liquid is illustrated in the figure. One side of the U-tube is in the liquid being tested, and the other side is in wat

A copper block of mass 0.75 g is removed from a furnace and quickly transferred into a glass beaker of mass 300.0 g containing 200.0 g of water. The temperature

WQ: Courts in a Nutshell Slide 4: Federal District Courts 1. How are the districts inside a state named? O 2. Is your state divided into districts? Yes No 3. Co

mary slides a 60-kg crate up a 30 degree inclined ramp that is 1m above the floor level. a 600-N force, parallel to the ramp is applied to it, there is a coeffi

a cyclist and rider have a combined mass of 140 kg if they slow down from 10.0 m/s to 8.00 m/s what was their change in momentum

a cyclist and rider have a combined mass of 140 kg if they slow down from 10.0 m/s to 8.00 m/s what was their change in momentum

4. What is Gregorio Zara known for inventing? A) The first Filipino-made car B) The wireless telephone C) A revolutionary irrigation system D) A new type of sol