patrickmulbah93 patrickmulbah93

04-07-2021
Physics

contestada

A body of mass 450g changes it speed from 5ms¹ to 25ms¹. what is the work done by the body?

Respuesta :

kushm6652 kushm6652

05-07-2021

Answer:

135J

Explanation:

So we know ΔKinetic Energy= ΔWork

Kinetic energy=1/2mv²

So Kf-Ki=ΔK

ΔK=1/2*0.45(25²-5²)=135J

135J=ΔWork

Answer Link

Otras preguntas

what is the diameter of the circle

From what social class did many puritans in england come? the professional class the middle class the lower class royalty

Lil is running a race around the school track .He runs 0.327kilometer during the first half of the of the race .what is the distance he travels in the first hal

"suppose you inherited $870,000 and invested it at 8.25% per year. how much could you withdraw at the beginning of each of the next 20 years?"

how does global civil society works

Do the results of the experiment support the camouflage hypothesis? do the results of the experiment support the camouflage hypothesis? yes; mouse models with c

Match the following. 1. the solution or remedy to a problem 2. to come into possession of something, to obtain, to be given something 3. supreme, all powerful

If 3 cups of bananas are used for every 1 1/2 sugar cups how many cups of sugar is used for 2 cups of bananas

Roberto's grandmother has alzheimer's disease. therefore, you would expect to see too __________ of the neurotransmitter __________ in her brain.

All of the students of music high school are in the band, the orchestra, or both. 80 percent of the students are in only one group. there are 119 students in th