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Old Exam Papers June 2012 (Set 2)

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A<br />

CH-11<br />

B.Sc. (Part III) EXAMINATION,<br />

<strong>June</strong>, <strong>2012</strong><br />

CHEMISTRY<br />

Paper-CH-11<br />

(Physical Chemistry)<br />

Time allowed : Three hours<br />

Maximum marks : 50<br />

Attempt any five questions. Each<br />

question carries equal marks.<br />

fdUgha ik¡p iz'uksa ds mÙkj nhft;sA lHkh iz'uksa<br />

ds vad leku gSaA<br />

1. (a) What is meant by a black body ? Explain Stefan's<br />

Law in connection with black body radiations. 5<br />

Ñf".kdk ls vki D;k le>rs gSa \ Ñf".kdk fofdj.kksa ds<br />

lEcU/k esa LVhQsu fu;e dh O;k[;k dhft;sA 5<br />

(b) What is Zeeman effect ? Explain. 5<br />

theku izHkko D;k gS \ le>kb;sA 5<br />

PTO

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