Physics - MOST IMPORTANT UP SI Previous Year Questions
Practice real questions from previous year exams of UP SI.
📘 Force and Motion📚 Simple Harmonic Motion- basics
Q1
What is the term used to describe the maximum displacement of an oscillating object from its equilibrium position?
🎯 UP SI STENO/ASI Clerk 02/11/2025
📘 Magnetism📚 Ammeter
Q2
The instrument which is always connected in series in a circuit and measures the electric current flowing through the circuit is called ____.
🎯 UP SI 21.11.2021 Shift-III
📘 Thermal Properties of Matter📚 Humidity
Q3
The temperature at which water vapor in the air begins to condense is called ____.
🎯 UP SI 22.11.2021 Shift-I
📘 Instruments to Measure things📚 List of Instruments to Measure Physical Quantities
Q4
Which instrument is used to measure rainfall, which has a measuring cylinder with a funnel at the top to collect rain water?
🎯 UP SI 22.11.2021 Shift-II
📘 Units and Dimensions📚 Fundamental and Supplementary Units of Measurement
Q5
What does a light year measure?
🎯 UP SI 22.11.2021 Shift-II
📘 General Miscellaneous📚 Miscellaneous
Q6
Which of the following substances is considered the hardest substance in the human body, is made of calcium phosphate and does not dissolve in water?
🎯 UP SI 14.11.2021 Shift-III
📘 General Miscellaneous📚 Miscellaneous
Q7
The zig-zag motion of small particles suspended in a liquid or gas is called ____.
🎯 UP SI 20.11.2021 Shift-III
📘 Fluid Mechanics📚 Fluid Pressure and its applications
Q8
While climbing mountains, atmospheric pressure ____.
🎯 UP SI, 1999
📘 Thermal Properties of Matter📚 Change of Phase between Gases and Liquids- Vaporization and Condensation
Q9
The process by which water vapor in the air turns into water droplets is called ____.
🎯 UP SI 20.11.2021 Shift-I
📘 Ideal Gas Law📚 Evaporation and the affecting Factors
Q10
As a result of evaporation, ____ happens.
🎯 UP SI 20.11.2021 Shift-II
📘 Thermal Properties of Matter📚 Modes of Heat Transfer- Conduction, Convection and Radiation
Q11
What is the process of vertical heating of the atmosphere called?
🎯 UP SI 16.11.2021 Shift-III
📘 Thermal Properties of Matter📚 Modes of Heat Transfer- Conduction, Convection and Radiation
Q12
The process of heat transfer in solids is known as ____.
🎯 UP SI 14.11.2021 Shift-II
📘 Light and Optics📚 Spherical Mirror- Terminology
Q13
What is the center of the reflecting surface of a spherical mirror called?
🎯 UP SI 12.11.2021 Shift-II
📘 Thermal Properties of Matter📚 Temperature Scales- Kelvin, Celsius, etc.
Q14
What is the average normal temperature of the human body measured by a clinical thermometer?
🎯 UP SI 12.11.2021 Shift-III
📘 Modern Physics📚 Misc
Q15
Who established the wave nature of particles?
🎯 UP SI Batch-2, 16 Dec 2017
📘 Magnetism📚 Magnetic Flux and Magnetic Flux Density
Q16
What is the unit of magnetic flux density?
🎯 UP SI Batch-1, 19 Dec 2017
📘 Units and Dimensions📚 Fundamental and Supplementary Units of Measurement
Q17
Ampere is the unit of:
🎯 UP SI/ ASI 2018
📘 Human Eye📚 Defects in Eyes- Astigmatism
Q18
Which lens is used to correct Astigmatism?
🎯 UP SI Batch-2, 14 Dec 2017
📘 Sound📚 Features of Sound- Loudness, Intensity, Pitch, Quality, etc.
Q19
The unit of sound measurement is called:
🎯 UP SI (Mains), 2014
📘 Modern Physics📚 Light Emitting Diode
Q20
LED is current technology for energy efficient lighting. The expanded form of LED is –
🎯 UP SI Mritak Ashrit, 2016