10 citations · 49 across the 12 of their papers we have counts for
12 papers
Determining Viscosity of a Liquid with Smartphone Sensors: A Classroom-Friendly Approach Using Damped Oscillations
Sanjoy Kumar Pal, Pradipta Panchadhyayee
This study presents a classroom-friendly method for measuring the coefficient of viscosity of a liquid using a smartphone s accelerometer sensor. A metallic ball tied with a spring…
Use of smartphone as a density measuring device
Sanjoy Kumar Pal, Soumen Sarkar, Pradipta Panchadhyayee
In this paper, we have proposed a simple method of measuring the density of a solid material. We have utilized the pressure sensor of a smartphone as a pressure-measuring device. B…
Demonstration of magnetic dipole-dipole interaction by using smartphone pressure sensor
Sanjoy Kumar Pal, Pradipta Panchadhyayee
In this paper, we present a hands-on activity designed to verify the dependence of the magnetic force between two identical N35 neodymium disc magnets on their separation distance.…
A smartphone-based simple method for determination of the free space permeability
Sanjoy Kumar Pal, Soumen Sarkar, Pradipta Panchadhyayee
A simple and novel method is designed to determine the free space permeability. This value is computed from the expression of the terminal velocity of a magnet falling through a co…
Determination of the acceleration due to gravity by studying magnet s motion through a conducting pipe
Sanjoy Kumar Pal, Soumen Sarkar, Pradipta Panchadhyayee
We determine the acceleration due to gravity (g) in a novel way using a magnetic sensor and video analysis technique of a smartphone. The same applications are used to measure the…
Study of the effect of electromagnetic damping force on a magnet oscillating near a non-ferromagnetic conducting plate
Sanjoy Kumar Pal, Soumen Sarkar, Pradipta Panchadhyayee +1
We have designed an experiment that involves studying the effects of a conducting plate on the motion of an oscillating disc magnet. We have employed the video analysis method by T…
Smartphone-based measurement of magnetic force and demonstration of Newton third law of motion
Sanjoy Kumar Pal, Soumen Sarkar, Pradipta Panchadhyayee
A fascinating approach to teaching Newton's Third Law using readily available technology is presented in this article. Magnetic forces are measured by using a smartphone's pressure…
LiDAR based determination of spring constant using smartphones
Sanjoy Kumar Pal, Soumen Sarkar, Pradipta Panchadhyayee
A novel use of the LiDAR sensor of a smartphone in introductory physics experiments is discussed in this article. We have determined the spring constant for various combinations of…
Determination of the magnetic moment of a magnet by letting it fall through a conducting pipe
Sanjoy Kumar Pal, Soumen Sarkar, Pradipta Panchadhyayee
A novel method is proposed to determine the magnetic moment of a magnet by studying its free-falling motion inside a non-ferromagnetic and conducting pipe. The dynamics of a neodym…
Simulation of Optimum values of device parameters to attain Peak to Valley current Ratio (PVCR) in Resonant tunneling diodes (RTD)
Sushree Ipsita, Prasanta Kumar Mahapatra, Pradipta Panchadhyayee
Relations for the optimum well width, barrier width and width of the spacer layer to achieve highest PVCR on the basis of effective mass and barrier height in RTDs is proposed. The…
Multi-wave-mixing-induced nonlinear effects in an electromagnetically induced grating
Bibhas Kumar Dutta, Pradipta panchadhyayee, Indranil Bayal +2
We propose a multi-field-coupled atomic model that exhibits controllable and evolution of significantly enhanced diffraction peaks in an opto-atomic gratin…
A novel method for measurement of the refractive indices of transparent solid media using laser interferometry
Arnab Pal, Kriti R. Sahu, Pradipta Panchadhyayee +1
A novel method is proposed to measure the refractive indices (RIs) of the materials of different transparent solid state media. To exploit the advantage of non-contact measurement…