Amrita Vishwa Vidyapeetham | B.Tech Admissions 2025
Recognized as Institute of Eminence by Govt. of India | NAAC ‘A++’ Grade | Upto 75% Scholarships
System of unit is considered one of the most asked concept.
16 Questions around this concept.
1 a.m.u. is equivalent to -
In which system of units foot is unit of length-
Temperature is a derived quantity in terms of -
New: JEE Main 2025 Session 1 Result OUT; Check Now | Rank Predictor
JEE Main 2025: College Predictor | Marks vs Rank vs Percentile | Top NITs Cutoff
Apply to TOP B.Tech/BE Entrance exams: VITEEE
Apply to TOP B.Tech/BE Entrance exams: AEEE
Apply to TOP B.Tech/BE Entrance exams: MET
Which of the following is a system of units?
The density of wood is 0.5 gm/cc in the CGS system of units. The corresponding value in the MKS unit is:
The unit of density of a substance is -
The weight per unit per volume of a substance is defined as
Recognized as Institute of Eminence by Govt. of India | NAAC ‘A++’ Grade | Upto 75% Scholarships
Ranked #42 among Engineering colleges in India by NIRF | Highest CTC 50 LPA , 100% Placements | Last Date to Apply: 25th Feb
A complete set of units, for all kinds of physical quantities (both fundamental and derived ), is known as a system of units.
Types of System of unit
C.G.S. system- In this system, fundamental units are centimeter (cm), gram (g) and second (s).
M.K.S. System- In this system, fundamental units are meter(m), kilogram(kg) and second (s).
F.P.S. system- In this system foot(ft), pound(lb) and second(s) is used for measurement of length, mass and timerespectively.
S.I. System- It is known as the International System of units. There are seven fundamental quantities in this system.
It is the modification of m.k.s system
Fundamental Quantity |
Fundamental Units |
Symbol |
Length |
meter |
m |
Mass |
Kilogram |
Kg |
Time |
second |
s |
Electric current |
Ampere |
A |
Temperature |
Kelvin |
K |
Amount of substance |
mole |
mol |
Luminous Intensity |
candela |
cd |
"Stay in the loop. Receive exam news, study resources, and expert advice!"