Question bank/JEE Main/Physics
JEE MainPhysicsEasy
One unit of power of a motor is 150 Watts in some system of units.
If the unit of force is doubled and unit of velocity tripled, then one
new unit of power of motor is ( in W )
1 150,
Show answer and solution
P = f v
nu = constant
n = no. attached, u = size of unit
P' =[IMAGE] so, size of power will become 6 times
TOPIC: UNIT & DIMENSION
SUB TOPIC: MAGNITUDE
nu = constant
n = no. attached, u = size of unit
P' =[IMAGE] so, size of power will become 6 times
TOPIC: UNIT & DIMENSION
SUB TOPIC: MAGNITUDE
Source: Grass-G / P-03 Paper 1 (Physics) Eng. + Hindi 24-8-2020.docx
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