IIT JEE प्रश्न और उत्तर का अभ्यास करें
8प्र: Quality of transmission depends upon 1525 05b5cc6d9e4d2b4197774e858
5b5cc6d9e4d2b4197774e858- 1Nature of signal onlyfalse
- 2Nature of medium onlyfalse
- 3Both (A) and (B)true
- 4A) and (B) D)false
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उत्तर : 3. "Both (A) and (B)"
व्याख्या :
Answer: C) Both (A) and (B) Explanation: Quality of transmission is governed both by nature of signal and nature of communication channel/medium.
प्र: If a carrier wave of 1000 kHz is used to carry the signal, the length of transmitting antenna will be equal to _____ ? 1310 05b5cc6d9e4d2b4197774e853
5b5cc6d9e4d2b4197774e853- 1300 mtrue
- 230 mfalse
- 33 mfalse
- 40.3 mfalse
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उत्तर : 1. "300 m"
व्याख्या :
Answer: A) 300 m Explanation: h = = 3 × 108/106 = 300 m
प्र: Find the Odd one out of the given series 6, 15, 35, 77, 165, 221 11626 05b5cc6d9e4d2b4197774e84d
5b5cc6d9e4d2b4197774e84d- 1221false
- 2165true
- 335false
- 477false
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उत्तर : 2. "165"
व्याख्या :
Answer: B) 165 Explanation: The terms of the series are products of two consecutive prime numbers i.e. (2 x 3), (3 x 5), (5 x 7), (7 x 11),..... So, 165 is wrong and must be replaced by (11 x 13) i.e. 143.
प्र: _ tu _ rt _ s _ _ usrtu _ 3220 05b5cc6d9e4d2b4197774e843
5b5cc6d9e4d2b4197774e843- 1rsutrrfalse
- 2rsurtrfalse
- 3rsurtstrue
- 4rtusrufalse
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उत्तर : 3. "rsurts"
व्याख्या :
Answer: C) rsurts Explanation: The series rtus/rtus/rtus/rtus. Thus, the pattern 'rtus' is repeated.
प्र: egg: fish : : ________ : plant 5377 05b5cc6d9e4d2b4197774e848
5b5cc6d9e4d2b4197774e848- 1seedtrue
- 2stemfalse
- 3rootfalse
- 4leaffalse
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उत्तर : 1. "seed"
व्याख्या :
Answer: A) seed Explanation: Fish is from eggs whereas plant is from seeds.
प्र: Express 6.72 % in ratio ? 2025 05b5cc6d9e4d2b4197774e839
5b5cc6d9e4d2b4197774e839- 165 : 124false
- 242 : 625true
- 321 : 125false
- 437 : 442false
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उत्तर : 2. "42 : 625"
व्याख्या :
Answer: B) 42 : 625 Explanation: 6.72/100 = 672/10000 = 42/625
प्र: Antonym of the given word abet 1648 05b5cc6d9e4d2b4197774e83e
5b5cc6d9e4d2b4197774e83e- 1Riskfalse
- 2Pacifyfalse
- 3Aidfalse
- 4Preventtrue
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उत्तर : 4. "Prevent"
व्याख्या :
Answer: D) Prevent Explanation:
प्र: Which of the following rivers have almost the same point of emerging ? 2086 15b5cc6d9e4d2b4197774e834
5b5cc6d9e4d2b4197774e834- 1Tapi and Beasfalse
- 2Brahmaputra and Gangafalse
- 3Indus and Gangafalse
- 4Brahmaputra and Industrue
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उत्तर : 4. "Brahmaputra and Indus"
व्याख्या :
Answer: D) Brahmaputra and Indus Explanation:

