Physics, asked by kamran3439, 1 year ago

Calculate the work done by a person in lifting a load of 20kg from the ground and placing it 2m high on a table

Answers

Answered by DIVINEREALM

5

Work done = Change in potential energy

= mg (h₂ - h₁)

= 20 kg × 9.8 m/s² × (2 m - 0 m)

= 392 Joule

Work done to lift the load is 392 Joule

Previous Question

Next Question

Similar questions

Math, 7 months ago

Mikayla cut a piece of string it is 650 cm long into two pieces one piece is 265 centimeters long how long is how long in meters and centimeters is the other piece is the answer four meters in 75 cm...

Math, 7 months ago

Squares of side x are cut from each corner of an 8 in x 5 in rectangle, so that its sides can be folded to make a box with no top. Define a function in terms of x that can represent the area of the base of the box...

English, 7 months ago

Sentence on Seized please tell the answer fast ...

Physics, 1 year ago

Good morning friends please answer my question a see your question is ( What is escape velocity and derive it also ) best answer will be brainlist...

Biology, 1 year ago

How is pasteurization of milk done...

English, 1 year ago

I. Who or what was responsible for 'Nicola and Jacopo's present plight? 2. why did Nicola and Jacopo remain shabby although they earned enough? 3, Write in brief the physical appearance of the two boys'. 4. What did Luigi, the driver, think of the two brothers – Nicola and Jacopo? 5. How did Nicola and Jacopo prove extremely useful to the narrator ?

Chemistry, 1 year ago

explain briefly interconversion state of matter on the basis of kinetic theory of gases...

English, 1 year ago

Read the sentence. As Edmund Burke said, “When bad men combine, the good must associate; else they will fall one by one.” Which type of tool for writing a strong conclusion is this sentence? A: a prediction B: a recommendation C: a quotation D: a question...