class-12–physics–chapter 11 ( विकिरण तथा द्रव्य की द्वैत प्रकृति ) Objective Question:- 1. यदि एक मुक्त इलेक्ट्रॉन की गतिज ऊर्जा दुगनी हो जाये तो डी.-ब्रोग्ली तरंगदैर्घ्य में बदलाव होगा : (A) 1/√2(B) √2(C) 1/2(D) 2 Answer ⇒ (A) 2. V आवृत्ति वाले फोटोन के साथ संवेग जुड़ा हुआ है। यदि प्रकाश का वेग c हो […]
1. The phrase ‘a king of exile’ in the poem ‘Snake’ stands for- (A) the rat(B) the elephant(C) the snake(D) the lion Answer ⇒ (C) 2. After hitting the snake with a log the speaker of the poem ‘Snake’ wants to – (A) enjoy(B) expiate(C) celebrate(D) None of an Answer ⇒ (B) 3. The snake came […]
Ode To Autumn | Bihar board class 12th English objective question 1. Who has composed the poem, ‘Ode To Autumn’ ? (A) Keats(B) Wordsworth(C) Coleridge(D) Shelley Answer ⇒ (A) 2. ‘Ode To Autumn’ is written in— (A) October 1819(3) September 1819(C) November 1819(D) December 1819 Answer ⇒ (B) 3.’Ode To Autumn’ is— (A) an epic(B) […]
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