Which of the following are not a unit of

0 votes

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

Which of the following are not a unit of time?

Options:
(a) Second
(b) Parsec
(c) Year
(d) Light year

Please log in or register to answer this question.

On the basis of dimensions, decide which of the following relations for the displacement of a particle undergoing simple harmonic motion is not
If P, Q, R are physical quantities, having different dimensions, which of the following combinations can never be a meaningful
If Planck’s constant (h ) and speed of light in vacuum (c ) are taken as two fundamental quantities, which one of the following can, in addition, be taken to express length, mass and time in terms of the three chosen fundamental
Which of the following ratios express
Photon is quantum of radiation with energy E = hν where ν is frequency and h is Planck’s constant. The dimensions of h are the same as that