# Mechanics - urgent help please

Watch
Announcements
#1

I have these mechanics questions. And I’m very confused about part iii. Any hints and tips on where to start would be much appreciated!
0
#2
The first photo is my attempt at part i and ii
0
1 week ago
#3
ii) Cant see your attempt at the ode?
0
#4
(Original post by mqb2766)
ii) Cant see your attempt at the ode?
Sorry didn’t know photos didn’t upload

Has this worked?
0
1 week ago
#5
looks ok. So what is the ode in terms of v?
0
#6
(Original post by mqb2766)
looks ok. So what is the ode in terms of v?
Is that my answer to part ii) ??
0
#7
(Original post by mqb2766)
looks ok. So what is the ode in terms of v?
Is that my answer to part ii) ?
0
1 week ago
#8
there is no derivative, thats not the ode.
0
#9
(Original post by mqb2766)
there is no derivative, thats not the ode.
If I put as dx/dt for v?
0
#10
(Original post by mqb2766)
there is no derivative, thats not the ode.
I had it down as dx/dt to make it an ODE
0
1 week ago
#11
(Original post by littlebitthick)
I had it down as dx/dt to make it an ODE
Im not sure what youre proposing. There are lots of examples of getting an ODE from newtons laws of motion.
0
#12
(Original post by mqb2766)
Im not sure what youre proposing. There are lots of examples of getting an ODE from newtons laws of motion.
Sorry I think I'm just very confused and don't even know where to start
0
1 week ago
#13
(Original post by littlebitthick)
Sorry didn’t know photos didn’t upload

Has this worked?
0
1 week ago
#14
and, as well as bears hint, a similar, worked example
Last edited by mqb2766; 1 week ago
0
X

new posts
Back
to top
Latest
My Feed

### Oops, nobody has postedin the last few hours.

Why not re-start the conversation?

see more

### See more of what you like onThe Student Room

You can personalise what you see on TSR. Tell us a little about yourself to get started.

### Poll

Join the discussion

#### How do you prefer to get careers advice?

I like to speak to my friends and family (15)
11.11%
I like to do my own research online using careers specific websites (87)
64.44%
I like speaking to the careers advisors at school, college or uni (17)
12.59%
I prefer to listen watch videos or listen to podcasts of people in my chosen career (13)
9.63%
Something else (let us know in the thread) (3)
2.22%