Transcription of Physics Formulas for Class 11 and Class 12
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Physics Formulas for Class 11 and Class 12
|pg. 11 VectorsNotation:~a=ax +ay +az kMagnitude:a=|~a|= a2x+a2y+a2zDot product:~a ~b=axbx+ayby+azbz=abcos Cross product:~a~b~a ~b k~a ~b= (aybz azby) + (azbx axbz) + (axby aybx) k|~a ~b|=absin 2 KinematicsAverage and Instantaneous Vel. and Accel.:~vav= ~r/ t,~vinst=d~r/dt~aav= ~v/ t~ainst=d~v/dtMotion in a straight line with constanta:v=u+at, s=ut+12at2, v2 u2= 2asRelative Velocity:~vA/B=~vA ~vBProjectile Motion:xyOusin ucos u RHx=utcos , y=utsin 12gt2y=xtan g2u2cos2 x2T=2usin g, R=u2sin 2 g, H=u2sin2 2g3 Newton s Laws and FrictionLinear momentum:~p=m~vNewton s first law:inertial s second law:~F=d~pdt,~F=m~aNewton s third law:~FAB= ~FBAF rictional force:fstatic, max= sN, fkinetic= kNBanking angle:v2rg= tan ,v2rg= +tan 1 tan Centripetal force:Fc=mv2r, ac=v2rPseudo force.
Physics Formulas for Class 11 and Class 12 Author: Jitender Singh Subject: Physics formulas from Mechanics, Waves and Oscillations, Optics, Heat and Thermodynamics, Electricity and Magnetism and Modern Physics. Also includes the value of Physical Constants. Helps in quick revision for CBSE, NEET, JEE Mains, and JEE Advanced.
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