Sets
Physics Set 22
30 questions 1. 1 watt is equal to:
2. An open tube manometer is used to measure:
3. Electric current is defined as the:
4. The peak wind speed of the Amphan cyclone in 2020 was:
5. A drop of 10 mm or more in the mercury level of a barometer at sea level is a sign of:
6. The magnitude of the maximum displacement of a particle in SHM is called its:
7. The Pole Star is a part of the:
8. The least distance of distinct vision for a young adult with normal vision is about:
9. The SI unit of angular frequency is:
10. The speed of light in vacuum is:
11. The thin wire that glows in an incandescent lamp is called the:
12. Consider the following pairs:
(I) Boyle's law – Robert Boyle, English chemist
(II) Charles' law – Jacques Charles, French scientist
(III) Kelvin scale – Isaac Newton
Which of the pairs given above is/are correctly matched?
13. A force of 180 N acts on an object in a direction opposite to its displacement of 0.5 m. The work done by the force is:
14. In Bohr's model, an electron moving in a stationary state:
15. The SI unit of heat energy transferred is:
16. The heat required to raise the temperature of 2.0 kg of aluminium (specific heat capacity 900.0 J kg⁻¹ K⁻¹) by 15 K is:
17. The temperature at the core of the Sun reaches as high as about:
18. Solar radiation reaches the Earth as:
19. The magnetic field produced by a circular coil of n turns is ___ the field produced by a single turn:
20. The symbol W for tungsten is derived from its: