You are Here: Home >< Maths

# bit of M4 help needed watch

Announcements
1. I just want someone to give me there answer coz I aint got any answers for this question

A car of mass 1000kg is driven by an engine which gererates a constant power of 12kw. the only resistance to the cars motion is air resitance of magitude 10v^2 N where vms^-1 is the speed of the car. find the distance travelled as the cars speed increses from 5ms^-1 to 10ms^-1.

I got my answer to be

100/3ln(43/8 ) is this right ?????

thanks for any help
2. (Original post by david cool)
I just want someone to give me there answer coz I aint got any answers for this question

A car of mass 1000kg is driven by an engine which gererates a constant power of 12kw. the only resistance to the cars motion is air resitance of magitude 10v^2 N where vms^-1 is the speed of the car. find the distance travelled as the cars speed increses from 5ms^-1 to 10ms^-1.

I got my answer to be

100/3ln(43/8 ) is this right ?????

thanks for any help
Yep. I get the same answer.
3. thanks

TSR Support Team

We have a brilliant team of more than 60 Support Team members looking after discussions on The Student Room, helping to make it a fun, safe and useful place to hang out.

This forum is supported by:
Updated: May 8, 2005
Today on TSR

### Lied on my UCAS

And my school told me not to change it

### University open days

• University of the West of England, Bristol
Wed, 23 Jan '19
• University of East London
Wed, 23 Jan '19
• University of Gloucestershire
School of Education Open Day Postgraduate
Wed, 23 Jan '19
Poll
Useful resources

### Maths Forum posting guidelines

Not sure where to post? Read the updated guidelines here

### How to use LaTex

Writing equations the easy way

### Study habits of A* students

Top tips from students who have already aced their exams