Q1PhysicsUnit 1: Units and Measurements
The mass of a box measured by a grocer's balance is 2.3 kg. Two gold pieces of masses 20.15 g and 20.17 g are added to the box. The total mass of the
box is:
Physics · JEE
Units and Measurements Short Tricks for JEE
59+ syllabus-aligned questions available
Quick answer
Short tricks for Units and Measurements work only with strong fundamentals. Apply the tips below in timed sets and review every explanation.
Use these Units and Measurements shortcuts to save time in JEE Physics papers — then validate speed with 50+ MCQs on Goodmarks.
Short tricks for speed
Units and Measurements focus drill
Solve 15 mixed MCQs for Units and Measurements, review every explanation, and note formulas you hesitated on.
Dimensional check first
Before solving, verify each term has consistent SI dimensions — eliminates wrong options quickly in JEE MCQs.
Limiting cases
Substitute extreme values (t→0, m→∞, θ→0) to sanity-check your final expression.
JEE Formula Sheet
6+ important formulas for Units and Measurements
Subtopics in Units and Measurements
- Units of measurements, System of units, SI Units, fundamental and derived units
- Least count, significant figures, Errors in measurements
- Dimensions of Physics quantities, dimensional analysis and its applications
View Units and Measurements formula sheet — 6+ JEE formulas
Free sample questions
Attempt 8 free MCQs for Units and Measurements. Unlock 51+ more with Pro.
Q2PhysicsUnit 1: Units and Measurements
This S.I. unit of force is
Q3PhysicsUnit 1: Units and Measurements
The mass of a ball is The mass
of 25 such balls is
Q4PhysicsUnit 1: Units and Measurements
A cube has a side of length . The surface area and volume in correct
significant figures are respectively:
Q5PhysicsUnit 1: Units and Measurements
The radius of a sphere is measured to be the maximum
percentage error in the measurement of
the volume of the sphere is
Q6PhysicsUnit 1: Units and Measurements
How many seconds are there in a week?
Q7PhysicsUnit 1: Units and Measurements
If the units of length and force are increased four times, then unit of energy will
Q8PhysicsUnit 1: Units and Measurements
The dimensions of energy per unit volumes are the same as those of :
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Frequently asked questions
Are short tricks enough for Units and Measurements in JEE?
No — tricks complement concepts. Master the theory first, then use shortcuts in timed MCQ practice.
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