Delhi Police Constable Exam Model Paper 8

Question : 12 of 100

Marks: +1, -0

What is the unit of acceleration?

Solution:

The correct answer is

m/s^2

a↖{-}={v_2v_1 }/{t_2-t_1}={Δv}/{Δt}

Where

v_2

and

v_1

are the instantaneous velocities or simply velocities at time

t_2

and

t_1

●

Fundamental Physical quantity	Fundamental Unit	Symbol
Length	metre	m
Mass	kilogram	kg
Time	second	s
Electric current	ampere	A
Temperature	kelvin	k
Luminous intensity	candela	cd
Amount of substance	mole	mol
Sound	decibel	DB

● Derived units:

It is obtained by the combination of one or more fundamental units.

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