Question
If two quantities have same dimensions, do they represent same physical content?
✓
Answer
Two physical quantities have same dimensions, but they can have different units. 5 meters, 5cm, 5mm all have dimension as Length. [L]. But different units and different magnitude values.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
In RL and RC series AC circuits the resonance phenomenon isn't possible. Why?
By which different ways can magnetic flux linked with a conducting coil be changed ?
If a compressed spring is dissolved in acid, what happened to the elastic potential energy of the spring?
A conducting circular loop of radius a is connected to two Iong, straight wires. The straight wires carry current I as shown in figure. Find the magnetic field B at the centre of the loop.
An electric dipole of dipole moment $20 \times 10^{-6} \mathrm{C}$ is enclosed by closed surface. What is the net electric flux coming out of this surface?
→A simple microscope is rated 5 for a normal relaxed eye. What will be its magnifying power for a relaxed farsighted eye whose near point is 40cm?
A ball is projected from a point on the floor with a speed of 15m/s at an angle of 60° with the horizontal. Will it hit a vertical wall 5m away from the point of projection and perpendicular to the plane of projection without hitting the floor? Will the answer differ if the wall is 22m away?
The frequency of incident radiation $v$ in a photo-electric cell is greater than threshold frequency $v_0$. If frequency $v$ is increased, then how stopping potential will vary keeping other factors constant?
→The angular magnification of a system is less than one. Does it mean that the image formed is inverted?
Can you think of two particles which do not exert gravitational force on each other?