In C.G.S. system the magnitutde of the force is 100 dynes. In another system where the fundamental physical quantities are kilogram, metre and minute, the magnitude of the force is
(1) 0.036
(2) 0.36
(3) 3.6
(4) 36
The unit of L/R is (where L = inductance and R = resistance)
(1) sec
(2) sec–1
(3) Volt
(4) Ampere
Which is different from others by units?
(1) Phase difference
(2) Mechanical equivalent
(3) Loudness of sound
(4) Poisson's ratio
Length cannot be measured by
(1) Fermi
(2) Debye
(3) Micron
(4) Light year
The value of Planck's constant is
(1)
(2)
(3)
(4)
A physical quantity is measured and its value is found to be nu where n = numerical value and u = unit. Then which of the following relations is true
(1)
(2)
(3)
(4)
Faraday is the unit of
(1) Charge
(2) emf
(3) Mass
(4) Energy
Candela is the unit of
(1) Electric intensity
(2) Luminous intensity
(3) Sound intensity
(4) None of these
The unit of reactance is
(1) Ohm
(2) Volt
(3) Mho
(4) Newton
The unit of Planck's constant is:
(1) Joule
(2) Joule/s
(3) Joule/m
(4) Joule-s