Units and Measurement questions
875 published questions with worked solutions.
- In C.G.S. system the magnitude of the force is 100 dyne. In another system where the fundamental physical quantities are...
- The period of a body under SHM is represented by T=P^aD^bS^c, where P is pressure, D is density and S is surface tension. The...
- If the time period (T) of vibration of a liquid drop depends on surface tension (S), radius (r) of the drop and density ( ) of...
- The dimension of magnetic field in M, L, T and C (coulomb) is given as **[AIEEE 2008]**
- If velocity v, acceleration A and force F are chosen as fundamental quantities, then the dimensional formula of angular momentum...
- The dimensions of K in the equation W= 12Kx^2 is
- Select the pair whose dimensions are same
- Dimensional formula for angular momentum is
- Which of the following units denotes the dimensions ML^2/Q^2, where Q denotes the electric charge? **[AIEEE 2006]**
- Identify the pair which has different dimensions **[K CET 2001]**
- Dimensions of permeability are **[CBSE PMT 1991, AIIMS 2003, AIEEE 2003]**
- If the dimensions of a physical quantity are given by M^aL^bT^c, then the physical quantity will be **[CBSE PMT 2009]**
- An object is moving through a liquid. The viscous damping force acting on it is proportional to the velocity. Then the dimension...
- The dimensional formula for Young's modulus is
- The quantity X= _0LV t , where _0 is the permittivity of free space, L is length, V is potential difference and t is time. The...
- If P represents radiation pressure, c represents the speed of light and Q represents radiation energy striking a unit area per...
- The velocity v of water waves may depend upon their wavelength , the density of water and the acceleration due to gravity g. The...
- Density of a liquid in CGS system is 0.625 ,g/cm^3. What is its magnitude in SI system?
- The pair having the same dimensions is **[IIT JEE 1986, MP PET 1994, CPMT 1996]**
- Which of the following quantities has the same dimensions as that of energy? **[CPMT 1976, NCERT 1978, AFMC 1987, DPMT 1991, DPMT...
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