SI தேர்விற்கான பொது அறிவு - வேதியியல்

01. njhlHe;J xOq;fpy;yh epiyapy; ,aq;Fk; $o;kj;Jfspd; ,af;fNk ----------------- MFk; - gpnusdpapd; ,af;fk;

02. fiury; vd;gJ ------------- kw;Wk; ----------- fshy; Md xU gbj;jhd fyitahFk; - fiunghUs;> fiug;ghd;

03. 1A° d; kjpg;G - 10^-10 m

04. xj;j epiw vz;fisAk; NtWgl;l mZ vz;fisAk; nfhz;l ntt;NtW jdpkq;fspd; mZf;fs; --------------- vdg;gLk; - INrhghHfs;

05. ml;lkh]; vd;gjd; nghUs; --------------- vd;gjhFk; -gpupf;fKbahjJ 

06. ePupy; 20° C ntg;gepiyapy; fhg;gH ry;Ngl;bd; fiujpwd; ----------- fpuhk; - 20.7 fpuhk; 

07. xj;j mZ vz;fisAk; NtWgl;l epiw vz;fisAk; nfhz;l xU jdpkj;jpd; ntt;NtW mZf;fs;> ---------------- vdg;gLk; - INrhNlhg;Gfs;

08. xU nghUspd; epiwia Mw;wyhf khw;Wk; rkd;ghl;ilf; fz;Lgpbj;jtH - My;gHl; Id;];Bd; 

09.------------- vd;w ,j;jhypa tpQ;Qhdp (1766-1856) thAtpd; gUkDf;Fk;> Jfs;fspd; vz;zpf;iff;Fk; cs;s njhlHig tUtpj;jtH - mkPNlh mNthnfl;Nuh

10. xj;j epa+l;uhd; vz;zpf;ifAk; NtWgl;l mZ vz;fisAk;> NtWgl;l epiw vz;fisAk; nfhz;l ntt;NtW jdpkq;fspd; mZf;fs; ------------- vdg;gLk; -INrhNlhd;fs;

11. xU jdpkk; my;yJ NrHkj;jpd; kpf vspa mikg;gpd; myF -------------- MFk;. - %yf;$W 

12. mZ vd;gjd; Mq;fpyr; nrhy; Ml;lk; vd;gJ ------------------ vd;w fpNuf;fr; nrhy;ypypUe;J te;Js;sJ -ml;lhk];

13. nghUspd; xU fpuhk; %yf;$W epiwNa xU ---------------- vdg;gLk; - Nkhy;

14. mNthnfl;Nuh vz;zpd; kjpg;G ---------- MFk; - 6.023 *10²³

15.STP ,y; xU Nkhy; thAthdJ milj;Jf; nfhs;Sk; gUkNd ---------------- vdg;gLk; - NkhyhH gUkd; 

16. Rl;l Rz;zhk;G ePUld; tpidGupe;J --------------ia cUthf;FfpwJ - fhy;rpak; i`l;uhf;irL

17. ryitf; fy;ypd; Ntjp tha;ghL ------------ MFk; -CaCO₃ 

18. kpf mjpf ntg;gepiyapy; mk;Nkhdpak;-il-FNuhNkl; cldbahfr; rpijTw;W> ePuhtpAld; ---------- epw thA cUthfpwJ - gr;ir

19. Mf;]p[Ndw;wKk;> xLf;fKk; xNu rkaj;jpy; epfof;$ba tpidia -------------------- vd;fpNwhk; -Mf;]p[Ndw;w - xLf;f tpid 

20. ntg;gj;ij Vw;W epfOk; tpidfis --------------- tpidfs; vd;fpNwhk; - ntg;gk;nfhs; tpidfs;