Physics
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Physics questions with answers

2,629 multiple-choice questions. Open any question for its answer and explanation.

Questions asked in State PSC and UPSC prelims, by topic. Each topic also has notes to read.

  1. The smallest unit of length isAsked in UPPCS Prelims 2005
  2. Which one of the following is not correctly matched ?Asked in UPPSC Upper Mains 2010
  3. One micron represents a length ofAsked in UPPSC Upper Mains 2011
  4. In the sale of diamonds the unit of weight is carat One carat is equal to ‘Asked in UPPSC Upper Mains 2013
  5. The power of a tractor is generally measured in the following units :Asked in APPSC Panchayat secretary Prelims 2016
  6. What is the typical size of an atom?Asked in WBCS Main Paper 4 2021
  7. X-unit = ?Asked in WBCS Main Paper 4 2023
  8. In general, the mass of gemstones is measured in carat. One carat is equal to – - Question not attemptedAsked in Asst. Engineer Comb. Comp. Exam (Pre) 2024
  9. The commercial unit of electrical energy is - hourAsked in Junior Accountant and TRA 2013 · UNANI MEDICAL OFFICER 2023
  10. The value of 1 kWh (Commercial unit of energy) in joule isAsked in School Lecturer (Sanskrit Edu.) 2020
  11. The value of One Horse Power isAsked in COMBINED STATE AGRICULTURAL SER‐ VICES (PRE.) EXAM 2024
  12. One horse power is equal toAsked in STAFF NURSE AYURVEDA 2023
  13. If (5)ˣ²+2x+7 = (125)²x+1 then the value of x isAsked in BPSC Prelims Exam 65th
  14. If the radii of circles A and B are in the ratio 1.5 : 1, then the areas of the circles A and B will be in the ratioAsked in BPSC Prelims Exam 65th
  15. Which one of the following quantities does not have unit?Asked in BPSC Prelims Exam 65th
  16. The missing number in the sequence 4, 18, 48, 100, ?, 294, 448 isAsked in BPSC Prelims Exam 66th
  17. Which one of the following cannot be the square of a natural number.Asked in BPSC Prelims Exam 66th
  18. The value of the continued fraction $2- \frac{1}{2-\frac{1}{2-\cdots}}$ isAsked in BPSC Prelims Exam 67th Cancelled
  19. If n is any positive integer, then $(3^{4n}-4^{3n})$ is always divisible byAsked in BPSC Prelims Exam 67th Cancelled
  20. The value of log$_{\sqrt{2}}$ (32) isAsked in BPSC Prelims Exam 67th Cancelled
  21. The lengths of the diagonals of a rhombus are 10 cm and 24 cm. Its perimeter isAsked in BPSC Prelims Exam 67th Re Exam
  22. What is Googol ?Asked in GPSC Prelims CSP 2 2017
  23. Two circles of same center have radius of 2 cm and 5 cm respectively. Then what is the area of region between larger and smaller circles?Asked in GPSC Prelims CSP 1 2023
  24. Which of the following is not a fundamental unit ?Asked in HPPSC HPAS Prelims 2017
  25. A one-rupee coin is placed on a piece of paper. How many coins of the same size can be placed around it so that each one touches the central and adjacent coins?Asked in JPSC CS Prelims 2011