MDCAT PHYSICS TOPIC: 3


UNIT:3   

Book: Chapter 4, 5

Description:Numerically very important Topic.

ü Work in terms of F and d:

Read Article 4.1, 4.2, 4.3, Practice various formulae and cases of work.      Definitions of work are important.

ü Kinetic Energy:

 Read Article Energy principle on page 84, various forms of KE, Practice different MCQs.

Relation of K.E with momentum & angular momentum.

ü Potential Energy:

 Apply formulae P.E.= mgh in various cases, Read article 4.5 till absolute potential energy.

ü Inter-conversion of KE and PE:

 Numerically important topic, Read article 4.6, practice various cases & formulae.

ü Power in terms of work done & F.v:

Numerically important topic, Read article 4.4.

Example 4.2 is important.

ü IMPORTANT TOPICS:

Work done, Inter-conversion of KE and PE, Power

                                     

 

 

                                      Chapter:5

ü Angular Motion, Displacement, and Angular Velocity: Read article 5.1, 5.2, 5.3, 5.4, Memorize important lines & formulae.

Equation of angular motion is also included. Must practice MCQs regarding equation, consult notes.

ü Centripetal force and Centripetal acceleration:

(v.v.imp article)

Read article 5.5, memorize different cases formulae of centripetal force and acceleration.

Must practice relation of centripetal force with KE and momentum, Example 5.2 is important

 

ü Geostationary orbits:

Read article 5.15, Memorize orbital radius formulae, Practice different variation of formula.

Relation of radius with time period is important, Also read articles 5.14 and 5.16. Numerical problem 5.9 is important.

ü Important Topics:

 Equations of Angular motion, Centripetal Force, Orbital radius

ü  Important Examples: 4.1, 4.2, 4.3

ü  Important Numerical: 4.1, 4.4

 

 

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