NCERT 2021 | BOARD SPECIAL - L1 | बायो सावर्त का नियम | Hindi Medium | Ravikant Sir |11 AM

Bio- Sewart Law (बायो- सावर्त का नियम)|OMR

पूर्व कक्षा का दोहरान |NCERT Ex-1.1|NCERT Ex-1.1| सारांश

पूर्व कक्षा का दोहरान |NCERT Ex-1.1 अभ्यास |सारांश

पूर्व कक्षा का दोहरान | NCERT Ex-1.1 |सारांश

JEE Mains & Advanced | Chemistry - Ideal Gases By Vipin Sir | L1 English Medium

Consider two points A=(1,2) and B=(3,-1). Let M be a point on the straight line L=x+y=0 If M be a point on the line L=0 such that |AM-BM| is maximum,then the distance of M from N=(1,1) is

पूर्व कक्षा का दोहरान |NCERT Exercise-1.1|सारांश

Due to a point isotropic sonic source, loudness at a point is L = 40 dB. If density of air is r = 15//11 kg m^(-3) and velocity of sound in air, u = 330 ms^(-1) , calculate. (i) pressure oscillation amplitude at the point of observation, and (ii) ratio oscillation amplitude of particle of medium to wavelength of sonic waves.