# Formula Booklet Physics 11th

Topics: Velocity, Energy, Force Pages: 58 (9703 words) Published: February 28, 2013
Call 1600-111-533 (toll-free) for info.

Formula Booklet – Physics XI

QUEST - Power Coaching for IITJEE
1, Vigyan Vihar, Near Anand Vihar, Delhi – 92. Ph: 55270275, 55278916 E-16/289, Sector 8, Rohini, Delhi – 85, Ph: 55395439, 30911585

1

Call 1600-111-533 (toll-free) for info.

Formula Booklet – Physics XI

CONTENTS
Description 1. 2. 3. 4. 5. 6. 7. 8. 9. Units, Dimensions & Measurements Motion in one Dimension & Newton’s Laws of Motion Vectors Circular Motion, Relative Motion, and Projectile Motion Friction & Dynamics of Rigid Body Conservation Laws & Collisions Simple Harmonic Motion & Lissajous Figures Gravitation Properties of Matter Page Number 03 04 06 07 09 12 14 18 20 25 30 35

10. Heat & Thermodynamics 11. Waves 12. Study Tips

QUEST - Power Coaching for IITJEE
1, Vigyan Vihar, Near Anand Vihar, Delhi – 92. Ph: 55270275, 55278916 E-16/289, Sector 8, Rohini, Delhi – 85, Ph: 55395439, 30911585

2

Call 1600-111-533 (toll-free) for info.

Formula Booklet – Physics XI

UNITS, DIMENSIONS AND MEASUREMENTS
(i) SI Units: (a) Time-second(s); (b) Length-metre (m); (c) Mass-kilogram (kg); (d) Amount of substance–mole (mol); (e) Temperature-Kelvin (K); (f) Electric Current – ampere (A); (g) Luminous Intensity – Candela (Cd) Uses of dimensional analysis (a) To check the accuracy of a given relation (b) To derive a relative between different physical quantities (c) To convert a physical quantity from one system to another system n1u 2 = n 2 u 2 or M  L  T  n 2 = n1  1  x  1  x  1   M2   L2   T2  X1 − X 2 + ... + X N N

a b c

(ii)

(iii) (iv) (v) (vi) (vii)

Mean or average value: X =

Absolute error in each measurement: |∆Xi| = | X –Xi| Mean absolute error: ∆Xm= Fractional error = Σ | ∆ Xi | N

∆X X ∆X x 100 Percentage error = X

(viii) Combination of error: If ƒ =
∆ƒ ∆X ∆Y ∆Ζ =| a | +| b| +|c| ƒ X Y Ζ

Xa Y b Zc

, then maximum fractional error in ƒ is:

QUEST - Power Coaching for IITJEE
1, Vigyan Vihar, Near Anand Vihar, Delhi – 92. Ph: 55270275, 55278916 E-16/289, Sector 8, Rohini, Delhi – 85, Ph: 55395439, 30911585

3

Call 1600-111-533 (toll-free) for info.

Formula Booklet – Physics XI

MOTION IN ONE DIMENSION & NEWTON’S LAWS OF MOTION
(i) (ii) Displacement: | displacement | ≤ distance covered Average speed: v = s1 + s 2 s +s = 1 2 s1 s 2 t1 + t 2 + v1 v 2

(a) (b) (iii) (iv) (v) (vi)

If s1 = s2 = d, then v = If t1 = t2, then v =

2 v1 v 2 = Harmonic mean v1 + v 2

v1 + v...