- Messages
- 19
- Reaction score
- 0
- Points
- 11
We are currently struggling to cover the operational costs of Xtremepapers, as a result we might have to shut this website down. Please donate if we have helped you and help make a difference in other students' lives!
Click here to Donate Now (View Announcement)
Velocity does not remain same. Momentum does.View attachment 54321
Why A? Wouldn't it be D?
after collision, mass = 2m
so 0.5 x 2m x v^2 = mv^2
and momentum
= 2mv^2?
But then why is it A?
Practical 34 is on 04 June...Has not everyone done paper 2 and practicals yet? :/
Oh! I thought everyone was left with only MCQ'sPractical 34 is on 04 June...
The more energetic molecules leave the surface so the molecules remaining have less kinetic energy.View attachment 54326
B - average ke of remaining atoms is reduced? how?
View attachment 54326
B - average ke of remaining atoms is reduced? how?
View attachment 54327
How to calculate?
But then what is the least count? and is the actual value 2.5?Diagram 2 shows the zero error of the instrument. To calculate the accurate reading, use the formula: Actual reading - zero error.
For almost 10 years, the site XtremePapers has been trying very hard to serve its users.
However, we are now struggling to cover its operational costs due to unforeseen circumstances. If we helped you in any way, kindly contribute and be the part of this effort. No act of kindness, no matter how small, is ever wasted.
Click here to Donate Now