This apparatus is designed to study the deformation characteristics of thin metal sheet specimens under load. Deformation is created by applying a small force on the sheet. A micro-displacement sensor based on Hall effect is used for measuring the deformation.
This apparatus is designed to study the deformation characteristics of a metal round bar by using the dynamic vibrational resonance method. The Young's modulus can be determined by measuring the vibration resonant frequency of the specimen.
Using an integrated Hall sensor and electronic timer,this apparatus can accurately measure period under large swing angle in a few swing cycles, so the air damping of the pendulum angle can be ignored. It is possible to acquire the precise value of the gravitational acceleration.
This apparatus can measure rotational moment of inertia of rigid objects around different axes and verify the perpendicular axis theorem and parallel axis theorem. It is an ideal tool for fundamental physics teaching in colleges and universities.
This apparatus uses the three-string pendulum method for the determination of rigid body moment of inertia. A photoelectric sensor combined with a time counting device are used to measure the torsional oscillation period of the hanging plate.
This experimental apparatus improves traditional versions on the reading device by using a pointer plus a reflective mirror combined with a vernier and on the timing device by using an integrated Hall sensor.
This apparatus consists of a mechanical resonant vibration unit and an electric control unit. It can determine the amplitude and phase-frequency characteristics and study the influence of damping coefficient on forced vibration.
This apparatus uses the tuning fork vibration system as the research object to measure the relationship between the vibration amplitude and the frequency of driving force, and to study the phenomenon of vibration and resonance and its laws.
This collision and projectile motion experimental apparatus studies the collision of two balls, as well as the swing motion before collision and the projectile motion after collision. It offers reliable structure and high accuracy with eliminated parallax and reduced friction influence.
This apparatus is a new type apparatus for measuring liquid surface tension coefficient based on pulling and break-away method using a silicon crystal resistance strain gauge. It offers high sensitivity, linearity and stability.
Measurement of liquid viscosity coefficient using falling ball method has obvious physical phenomena, clear concept, detailed experimental operations and training contents.
This apparatus measures the viscous coefficient of liquid using an Ostwald viscometer. It requires less sample with high precision temperature control and good repeatability.
This apparatus can be used to measure gravity acceleration g using two methods, verify the relationship between focal length and rotational period according to the parabolic equation and study concave mirror imaging of rotating liquid surface.
This experimental apparatus is designed to measure the uniform sliding speed of a magnetic slide on a non-ferromagnetic conductor inclined rail. Through data processing, magnetic damping coefficient and sliding friction coefficient can be acquired.
This apparatus can be used to observe standing waves and resonance phenomenon of interference, measure the speed and wavelength of sound in air, observe double-slit interference and diffraction of sound, observe the interference of original wave and reflected wave.
This apparatus is specially designed for educational training in teaching labs. It can measure the speed and the wavelength of a sound wave propagating in the air, and perform an experiment on ultrasonic ranging.
LEMI-55, apparatus of measuring human hearing and hearing threshold, is a kind of experiment instrument used in subject of medical physics. It is suitable for related courses of medical physics for medical undergraduates and graduates.
It is a specially designed teaching apparatus for medical undergraduates or graduates to learn and master the characteristics of pressure sensors and their applications in the measurement of heart rate & blood pressure.