IIT-JEE Exam

Which of the following sets cannot enter into
the list of fundamental quantities in any
system of units
(A) length ; mass ; velocity
(B) length ; time ; velocity
(C) mass ; time; velocity
(D) length ; time, mass

Read Solution (Total 1)

option (c)
6 years agoHelpfull: Yes(0) No(4)

IIT-JEE Other Question

A physical quantity is measured and the result
is expressed as nu where u is the unit used
and n is the numerical value. If the result is
expressed in various units then :
(A) n ∝ size of u (B) n ∝ u2
(C) n ∝ u (D) n ∝ u
1 A man seeing a lighting starts counting
seconds until he hears thunder. He then
claims to have found an approximate but
simple rule that if the count of second is
divided by an integer, the result directly gives
in km, the distance of the lighting source.
What is the integer if the velocity of sound is
330 m/s