Science, asked by krut36, 3 months ago

(b) what is the work to be done to increase the velocity of a car from 30 km/h to 60

km/h if the mass of the car is 1500 kg ?

Answers

Answered by chantirock597

Answer:

Example 11.4 What is the work to be done to increase the velocity of a car from 30 km h–1 to 60 km h–1 if the mass of the car is 1500 kg? × 1500 kg × (25/3 m s–1)2 = 156250/3 J. The final kinetic energy of the car, Ekf = 1 2 × 1500 kg × (50/3 m s–1)2 = 625000/3 J.

Previous Question

Next Question

Similar questions

Math, 1 month ago

2 points 9. Guass forward formula is used when the interpolated value lies to the O a)Right of central value O b)Left of central value c)Both of these O d)None of these 10.Stirlings formula is used 2 points 1. C 4 : Nga...

Math, 1 month ago

Find the value of 2 3 × 3 5 + 5 2 − 3 5...

English, 1 month ago

application to the principal for fee concession class 7 ...

English, 3 months ago

Develop the following hints into a readable passage and give a suitable title and moral : A rich man had many servants purse with lot of money – stolen froits rich man's drawer rich man files a complaint in the police station - all the servants called stick of same length given to each - servants told that stick of the thief will grow by one inch overnight - the thief cuts his stick by...

Social Sciences, 3 months ago