ii - Padasalai.Net-12th Study Materials · ii ⁴V ⁷V gp. RNu\;. ... 2 Rt H 1 = W (θ 2−θ ......

$: ii - Padasalai.Net-12th Study Materials · ii ⁴V ⁷V gp. RNu\;. ... 2 Rt H 1 = W (θ 2−θ ... . uh ...$
i

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ii

⁴V ⁷V

gp. RNu\; ., M.Sc., M.Phil., B.Ed., KJfiy Mrphpah ;;muR Nkdpiyg; gs;sp Fz;zj;J}u; ,;, jpUtz;zhkiy khtl;lk;

www.Padasalai.Net www.TrbTnpsc.com

http://www.trbtnpsc.com/2013/07/latest-12th-study-materials-2013.html

mailto:[email protected]

H = I2Rt

H1 = W (θ2−θ1)

H α I2

H α R

H α t.

30o

60o

gp. RNu\; ;, M.Sc., M.Phil., B.Ed.,KJfiy Mrphpah;;

muR Nkdpiyg; gs;sp Fz;zj;J}u; Muzp tl;lk; jpUtz;zhkiy khtl;lk ;

[email protected]



(i)

uuh

(ii)

uh

uh

Δν = νο − νs. uh

uh

(i) AD < AC : r < 900

(ii) AD = AC : i r

AD = AC sin r = 1 r = 90o. o

C

(iii) AD > AC : sin r > 1.

u

mm

mm.

δ = BP – AP

BM = d sin θ θ

sin θ = θ δ= θ.d

δ = xd / D

= nλ

(2n−1) λ/2

(a + b) sin θ = m λ m = 0, 1, 2, 3

sin θ = Nmλ

N-

θ = 0 sin θ = 0

θ (a + b) sin θ

- n

u

ST = AO = PQ = t

SA = AP = rn

SA. AP = OA. AN

2t = nλ

n

gp. RNu\;;, M.Sc., M.Phil., B.Ed., KJfiy Mrphpah;;

muR Nkdpiyg; gs;sp Fz;zj;J}u; Muzp tl;lk; jpUtz;zhkiy khtl;lk;

[email protected]



uh (e/m)

uh

uh

uh

n

u (rn )

uh X- X–

X– X– S1, S2

‘C’

uX–

θ d X-


muR Nkdpiyg; gs;sp Fz;zj;J}u; Muzp tl;lk; jpUtz;zhkiy khtl;lk;

[email protected]

10 cm 0.8 cm

Al2O3

5500 Å

E3

6943Å

1 mm u

20.66 eV 18.70 eV



v = E/B

B’qv = mv2 / R

m = BB qR / E

q, B, B’, E R

V mega ohm

G.M.

γ-

: 90 % Nuhl;lhd;

9 % 108 MeV

α

-

Ltiu -

420

900 - u

u

- km u

uh uh

uhuh

4. ( ) u u

u

u : u

T½= 0.6931 / λ u

5.

α-

α u

β−

β−

γ−

γ−


muR Nkdpiyg; gs;sp Fz;zj;J}u; Muzp tl;lk; jpUtz;zhkiy khtl;lk;.

[email protected]



ii - Padasalai.Net-12th Study Materials · ii ⁴V ⁷V gp. RNu\;. ... 2 Rt H 1 = W (θ 2−θ ......

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