Units and Measurement questions
875 published questions with worked solutions.
- The dimensions of resistivity in terms of M,L,T and Q, where Q stands for the dimensions of charge, are **[MP PMT 1993]**
- Pressure gradient has the same dimension as that of **[AFMC 2004]**
- Which of the following is dimensionally correct?
- Given that v is speed, r is the radius and g is the acceleration due to gravity. Which of the following is dimensionless?
- Dimensional formula of heat energy is **[CPMT 1976, 1981, 1986, 1991]**
- Dimensions of magnetic field intensity are **[RPMT 1997, EAMCET (Med.) 2000, MP PET 2003, AMU (Engg.) 2010]**
- Dimensions of charge are **[DPMT 2002]**
- Which one of the following pairs does NOT have the same dimensions? **[CPMT 1985, RPMT 2005]**
- The dimensional formula for r.m.s. (root mean square) velocity is
- Dimensions of potential energy are
- The dimensions of shear modulus are
- The force F on a sphere of radius a moving in a medium with velocity v is given by F=6 av. The dimensions of are
- Dimensions of the following three quantities are the same **[MP PET 1997]**
- Which physical quantities have the same dimension? **[CPMT 1997]**
- A force F is given by F=at+bt^2, where t is time. What are the dimensions of a and b? **[BHU 1998, AFMC 2001, Kerala PET 2005,...
- Dimensions of coefficient of viscosity are
- The velocity of a particle (v) at an instant t is given by v=at+bt^2, the dimension of b is
- Position of a body with acceleration a is given by x=Ka^mt^n, here t is time. Find the dimensions of m and n **[Orissa JEE 2005]**
- The physical quantity that has no dimensions is **[EAMCET (Engg.) 1995]**
- If energy (E), velocity (v) and force (F) be taken as fundamental quantity, then what are the dimensions of mass?
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