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[J1] Lesson 45 (Electric Field Headstart 2 + Differential Equations 2+ Consolidation)

[J1 Physics PMCians] Mock Promo Paper 1

 

What we did in 2 hours:

This week, we started our headstart program on Electric Field.
We showed the parallel concepts with Gravitation, and the different ideas and equations for this field. We concluded with the concept of a Uniform Field, which means the Electric Field Strength is the same everywhere in this field.

Special Mention:

Next lesson is our final lesson for this year as we conclude the topic of Electric Field.
Till then, stay healthy and safe!
From your friendly tutors, 
Mr Sim & Mr Kwok 🙂

[J1 Maths PMCians] 

 

What we did in 2 hours:

Our final topic of the Headstart is Differential Equations! This is the final component of Calculus, and we kicked this off by recapping our Integration Techniques; this will be essential!

 

We looked at the two basic types of Differential Equations – by direct integration, and by separating the variables. Let’s train ourselves to be very aware of the variables on each side! Additionally, we learnt how to solve DEs by using a given substitution. The process is very similar to Integration Techniques – again, being aware of the variables is very helpful.

 

What you take home:

Worked solutions for the Try-It questions are uploaded here.

https://tinyurl.com/y22b639f

 

RI students doing Integration Headstart, please use this link:

https://tinyurl.com/y5unmzu8

Special Mention:

We will wrap up our headstart programme this week by finishing up on DE application questions. If you want to put in some practice over the coming break, remember to sign up for the Part 2 revision programme!

 

 

See You and Stay Healthy!

Your Friendly Math Tutors

[J1 Chemistry PMCians]

 

What we did in 2 hours:

This week, we have applied the four different formulas for calculating pH (strong, weak reagents, salts, buffer) into the titration curve. Remember the two things you can start off with when you attempt a question involving titration curves: calculate vol/conc at equivalence pt using stoichiometry, and follow the titration curve to tell what species is present in solution.

What you take home:

The solutions to Test D is found here:

https://tinyurl.com/yy73en35

Special Mention:

As we move into last lesson of J1, PMC wants to say a big thank you for your continual support in our programmes. See you in Dec as J2s!

 

Mr Leong

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