Formula Booklet Physics 11th

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Formula Booklet – Physics XI

Dear students Most students tend to take it easy after the board examinations of Class X. The summer vacations immediately after Class X are a great opportunity for the students to race ahead of other students in the competitive world of IITJEE, where less than 2% students get selected every year for the prestigious institutes. Some students get governed completely by the emphasis laid by the teachers of the school in which they are studying. Since, the objective of the teachers in the schools rarely is to equip the student with the techniques reqired to crack IITJEE, most of the students tend to take it easy in Class XI. Class XI does not even have the pressure of
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Formula Booklet – Physics XI

(a) (b) (c)

F12 = − F12 m F = F21 M+m F Acceleration: a = M+m

M (2) m F21 Fig. 1
F FR 2 = ; m I = mG g GM
→ →

Contact force: F12 =

F12

F

(xvi) Inertial mass: mI = F/a (xvii) Gravitational mass: mG =

(xviii) Non inertial frame: If a 0 be the acceleration of frame, then pseudo force F = − m a 0 Example: