Railway GK Questions Practice Question and Answer
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Q: The specific resistance of a wire 1713 05d1f2e82c068c021a4049563
5d1f2e82c068c021a4049563- 1Varies with its lengthfalse
- 2Varies with its cross-sectionfalse
- 3Varies with its massfalse
- 4Does not depends on its length, cross section and masstrue
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Answer : 4. "Does not depends on its length, cross section and mass"
Q: The power of lens is 4D at focal length is 2033 15d1f2ddd9e6ce62e3f204446
5d1f2ddd9e6ce62e3f204446- 120 cmfalse
- 225cmtrue
- 350 cmfalse
- 4400 cmfalse
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Answer : 2. "25cm"
Q: The image formed by a plane mirror is… 2897 25d1f2ce1c068c021a404955e
5d1f2ce1c068c021a404955e- 1Realtrue
- 2Virtualfalse
- 3Diminishedfalse
- 4None of thesefalse
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Answer : 1. "Real "
Q: The quality of sound produced by an instrument depends on these 2316 15d1f2b24c068c021a4049554
5d1f2b24c068c021a4049554- 1Frequencyfalse
- 2intensityfalse
- 3Number of overtonestrue
- 4None of thesefalse
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Answer : 3. "Number of overtones"
Q: If the mass of the pendulum is doubled, the time period 1480 15d1f2a3fc068c021a404954f
5d1f2a3fc068c021a404954f- 1Becomes doublefalse
- 2Becomes halffalse
- 3Becomes four timefalse
- 4remains sametrue
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Answer : 4. "remains same"
Q: Which of the following substance has greatest specific heat? 1313 15d1f2648c068c021a40493b2
5d1f2648c068c021a40493b2- 1Ironfalse
- 2Watertrue
- 3Copperfalse
- 4Mercuryfalse
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Answer : 2. "Water"
Q: The Absolute zero on Celsius scale is 1459 15d1f259e9e6ce62e3f20436b
5d1f259e9e6ce62e3f20436b- 1-200ºCfalse
- 2-273.15ºCtrue
- 3-373.15ºCfalse
- 4None of thesefalse
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Answer : 2. "-273.15ºC"
Q: The most suitable unit for expressing nuclear radius is; 1739 15d1f24b59e6ce62e3f204308
5d1f24b59e6ce62e3f204308- 1Micronfalse
- 2Nanometrefalse
- 3Fermitrue
- 4Angstromfalse
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Answer : 3. "Fermi"
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