Physics Questions Practice Question and Answer
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649a9fbcc7d7c7e0672ba384 Answer : 2. "Geiger and Nuttall "
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Q: What is the reflection made by a plane mirror?
1711 05f6da58ff9079a64e3c04fe1
5f6da58ff9079a64e3c04fe1- 1Actualfalse
- 2Fantasytrue
- 3vice versafalse
- 4None of thesefalse
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Answer : 2. "Fantasy"
Q: Who discovered the principle of 'Law of Floating’?
1709 0616e861dd7d2797c4a88a397
616e861dd7d2797c4a88a397- 1Galileofalse
- 2Archimedestrue
- 3Newtonfalse
- 4Writer Brothersfalse
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Answer : 2. " Archimedes "
Q: Which is the unit of pressure?
1707 060b4b94c7cb636175d3d1369
60b4b94c7cb636175d3d1369- 1Dinefalse
- 2Joulefalse
- 3Wattfalse
- 4Pascaltrue
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Answer : 4. "Pascal"
Q: When resistors are connected in series, then net resistance____.
1696 26099137c1c52c418ae4c60eb
6099137c1c52c418ae4c60eb- 1Increasestrue
- 2Decreasesfalse
- 3Remains samefalse
- 4None of thesefalse
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Answer : 1. "Increases "
Q: Who gave the principle of relativity?
1693 0616e80207424fb16794d2170
616e80207424fb16794d2170- 1Einsteintrue
- 2Archimedesfalse
- 3Newtonfalse
- 4Pascalfalse
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Answer : 1. "Einstein"
Q: When was the international system of units implemented?
1682 060b4ba0f517f2874d53f6fd4
60b4ba0f517f2874d53f6fd4- 11965false
- 21971true
- 31991false
- 41985false
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Answer : 2. "1971"
Q: Who found an empirical relationship between the half-life of alpha decay and the energy of the emitted alpha particles in 1911?
1679 0649a9fbcc7d7c7e0672ba384
649a9fbcc7d7c7e0672ba384- 1Fermi and Meitnerfalse
- 2Geiger and Nuttalltrue
- 3Chadwick and Lawrencefalse
- 4Soddy and Astonfalse
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Answer : 2. "Geiger and Nuttall "
Explanation :
In 1911, Geiger and Nuttall discovered an empirical relationship between the half-life of alpha decay and the energy of the emitted alpha particles.
Q: The value of the velocity of sound is the lowest.
1675 05f8fd0813ca2d767b181f610
5f8fd0813ca2d767b181f610- 1Solidfalse
- 2Liquidfalse
- 3Gasestrue
- 4All of thesefalse
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Answer : 3. "Gases "
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