Physics Questions Practice Question and Answer
8 4 Q:
5eec7ac813d72d584fb8347d 4 Q:
5f6da372f9079a64e3c04432 4 Answer : 1. "Frequency"
4 Q:
5ee0cf998c4c964f73d9946e 4 Q:
5ee35bd6f72c0e153c8265d1 4 Q:
5eec7b1913d72d584fb8367e 4 Q:
5f06f28a3f7f070477964316 4 Q:
5f6da46aec13dd748004ce67
Q: Example of complementary unit?
1885 15eec7ac813d72d584fb8347d
5eec7ac813d72d584fb8347d- 1forcefalse
- 2heatfalse
- 3Angletrue
- 4pressurefalse
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Answer : 3. "Angle"
Q: What is the nature of real reflection?
647 05f6da372f9079a64e3c04432
5f6da372f9079a64e3c04432- 1Reversetrue
- 2straightfalse
- 3upright and upside downfalse
- 4None of thesefalse
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Answer : 1. "Reverse"
Q: Megahertz is a measurement of 1299 05b5cc607e4d2b4197774b51e
5b5cc607e4d2b4197774b51e- 1Frequencytrue
- 2Speedfalse
- 3Wavelengthfalse
- 4Capacityfalse
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Answer : 1. "Frequency"
Explanation :
Answer: A) Frequency Explanation: Megahertz is used to measure wave frequencies, as well as the speed of microprocessors. One MHz represents one million cycles per second. The speed of microprocessors, called the clock speed.
Q: When water is heated from 0°C to 4°C, its volume:
908 05ee0cf998c4c964f73d9946e
5ee0cf998c4c964f73d9946e- 1first increases then decreasesfalse
- 2remains the samefalse
- 3increasesfalse
- 4decreasestrue
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Answer : 4. "decreases"
Q: The time period of a pendulum –
1589 05ee35bd6f72c0e153c8265d1
5ee35bd6f72c0e153c8265d1- 1Depends on the massfalse
- 2Depends on its lengthtrue
- 3Depends on timefalse
- 4Depends on temperaturefalse
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Answer : 2. " Depends on its length "
Q: Which of the following is a unit of heat?
909 05eec7b1913d72d584fb8367e
5eec7b1913d72d584fb8367e- 1Celsiusfalse
- 2Calvinfalse
- 3Fahrenheitfalse
- 4All thesetrue
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Answer : 4. "All these"
Q: Who invented electromagnetic theory?
1200 05f06f28a3f7f070477964316
5f06f28a3f7f070477964316- 1Thomas Alva additionfalse
- 2J. J. Thomsonfalse
- 3Michael Faradaytrue
- 4None of thesefalse
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Answer : 3. "Michael Faraday "
Q: Is the image formed by a plane mirror always?
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5f6da46aec13dd748004ce67- 1virtual and vice versafalse
- 2Real and directfalse
- 3direct and virtualtrue
- 4Actualfalse
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Answer : 3. "direct and virtual"
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