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TECHNO SCIENCE INSTRUMENTS
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Experiment / Product code

Physics experiments

High School and PU experiments

Determination of linear dimensions and density of solids and liquids

PH0101

What you learn: 

(a) Use of digital caliper for  measurement of dimension of regular shaped metal objects.

(b) Use of Digital weighing balance to measure mass of objects.

(c) Density calculation for solids and liquids.

(d) Buoyancy method.

Determination of G, acceleration due to gravity

PH0102

Simple pendulum experiment involving a metal stand, thread, bob, stop watch to calculate the G

Verification of conservation of energy and determination of frictional loss

PH0103

What you learn: 

(a) Determination of kinetic energy and potential energy

(b) Determination of frictional loss

Determination of spring constant

PH0104

What you learn: 

Understanding Hooke's Law by using metal stand with ruler, two springs, weight hanger and slotted weights

Projectile motion

PH01015

What you learn: 

 To determine the angle of projection for which range is maximum using metal stand with angle adjust mechanism, launcher with metal sphere and a ruler.

Determination of velocity of sound – Resonance column

PH0106

What you learn: 

Using two metal tuning forks, two hollow metal tubes with graduation, a measuring cylinder we can determine the velocity of sound in air.

Heat Experiments - 1

PH0107

What you learn:   

(a) Heat Transfer Experiment

(b) Determination of Flame Temperature

Heat Experiments - 2

PH0108

What you learn:     

(a) Temperature dependence of resistance of a metal

(b) Temperature dependence of resistance of a semiconductor

Newton’s Laws of Motion study experiment

PH0109

What you learn:      

Verification of v=u+at and Verification of s=ut+1/2at2

Magnetism Experiments - Mapping of magnetic lines of force

PH01010

What you learn:     

Using bar magnet and magnetic compass, magnetic lines of force can be drawn on a paper mounted on drawing board.

Magnetism Experiments - Deflection magnetometer

PH01011

What you learn:     

To compare the magnetic moments of two bar magnets using deflection magnetometer

Optics Experiments – Laws of Reflection

PH01012

What you learn:     

To verify the laws of reflection of light using a plane mirror, drawing board, pins.

Optics Experiments – Laws of refraction and determination of lateral shift

PH01013

What you learn:     

To verify the laws of refraction of light and find:

(a) The lateral shift of light ray when passing through a glass slab

(b) The refractive index of the material of glass slab

Optics Experiments – Refractive index of prism

PH01014

What you learn:     

To find the refractive index of prism by finding the angle of minimum deviation.

Optics Experiments – Determination of focal length of lens and mirror

PH01015

What you learn:     

(a) To determine the focal length of given convex lens

(b) To determine the focal length of given concave lens using convex lens - combination and seperation method.

(c) To determine the focal length of concave mirror

Electricity Experiments

PH01016

What you learn:      

(a) Determination of resistance –Series and parallel circuits.  

(b) Verification of Ohm’s law.  

(c) Measurement using Digital Multimeter (3½ digit)

Understanding Series and parallel circuits – Bulb method

PH01017

What you learn:      

Using   Easy to fit or remove bulbs board with holders we can study:

  • Three 6.2 V bulb with series connection.
  • Three 6.2 V bulb with Parallel connection.
  • Voltage measurement across bulbs possible

Resistivity of metal – Meter bridge

PH01018

What you learn:      

Using   Easy to connect integrated box with galvanometer, power supply, precision resistance box and meter bridge we can determine the resistivity of :

  • Copper wire
  • Iron wire
  • Kanthol wire

Diffraction Spectometer using CD grating

PH01019

What you learn:      

Using   a simple apparatus having a CD grating, CFL lamp, tube with slit, we can observe the diffracted light in the view port nicely.

Study of dispersion of light

PH01020

What you learn:      

Using   a simple apparatus having a rotatable prism table, light source and a prism, we can observe the dispersion of light on the image screen.

Electronics Components Demonstration board

PH01020

What you learn:      

Using   a simple PCB mounted electronic component assembly, we can learn various electronic components physically.

Spectroscopy

PH01021

Experiments:      

1. Hydrogen spectroscopy

2. Dispersion of light

3. Energy of a Photon

Tangent Galvanometer

PH01022

To find Horizontal component of earth’s magnetic field using tangent galvanometer.

Diffraction of light experiment using laser

PH01023

Experiments:     

1.Grating constant

2. Wavelength of monochromatic light

3. Speed of light in water

Sonometer – Verification of Laws of Transverse Vibrations of Stretched Stri

PH01024

Experiments:      

To find  first and second laws of transverse vibrations of a stretched string using sonometer.

Verification of Boyle’s Law

PH01025

Experiments:      

To verify Boyle's law using metal stand with water column, ruler.

Verification of Charle’s Law

PH01026

Experiments:      

To verify Boyle's law using metal stand with water column, hot water tub, ruler.

Compound pendulum

PH01027

Experiments:      

1. Time period of Compound pendulum and g

2. Moment of inertia Parallel axis theorem

Coplanar force

PH01028

Experiments:      

1. Triangle law of force

2. Lami’s theorem

3. Parallelogram law of force

Specific heat of solids

PH01029

Experiments:      

1. Specific heat of metals

2. Determination of acceleration due to gravity

Newton’s Law of cooling

PH01030

Experiments:      

To verify Newton's law of cooling using digital thermometer, stirrer and beaker.

Photoelectric Effect

PH01031

Experiments:      

1. Verification of photoelectric effect

2. Determination of planks constant

Solar Cell Characteristics

PH01032

To verify I-V characteristics of a solar cell using a setup

Capacitors

PH01033

Experiments:

1. Charging and discharging of capacitors.

2. Determination of RC time constant. 

LCR series and parallel resonance circuit

PH01034

Experiments:

1. Series connection of LCR circuit.

2. Parallel connection of LCR circuit.

Rectifier circuit

PH01035

Experiments:

1. Half wave rectifier 

2. Full wave rectifier 

3. Full wave bridge rectifier

Rectifier circuit Transistor characteristics

PH01036

Experiments:

1. CE Transistor input characteristics

2. CE Transistor output characteristics

Diode Characteristics

PH01037

Experiments:

(a) Forward and reversed bias characteristics of rectifier diode

(b) Forward and reversed bias characteristics of Zener diode

(c) Operating voltage of LEDs


Chemistry experiments

High school and PU college experiments

Detection of elements- Flame test

CE0201

  This test involves introducing a salt of the element to a hot flame and observing the colour of the flame.

We can test sodium, barium, calcium, potassium and lithium

Electronic configuration and orbital

CE0202

Customized stand with glass beakers.

Electrons in atoms are occupied in 1s, 2s, 2p, 3s, 3p, 4s, 3d, 4p, 5s, 4d, 5p, 6s, 5d, 4f, 6p order as the number of electrons (= Z, atomic number) increases.

Preparation of sulphur dioxide

CE0203

Using  Cu turnings, conc. H2SO4, blue litmus paper, acidified K2Cr2O7, acidified KMnO4, sodium sulphite, dil. HCl  and round bottom flask, tripod stand, bunsun burner.

Preparation of oxides of nitrogen

CE0204

 To prepare NO (Nitric Oxide) and NO2 (Nitrogen dioxide) from the reaction of Cu and HNO3. 

Reaction of metals with mineral acids

CE0205

 To study the reactions of mineral acids such as dil. hydrochloric acid and dil. sulphuric acid with metals like magnesium, iron, zinc and aluminium. 

Reactions of sodium hydroxide with aluminium and Zinc

CE0206

 To study the reaction of aluminium metal with NaOH solution. 

Displacement reactions of metals and their salt solutions

CE0207

 To study the competition reactions of metals and arrive at reactivity series of the metals used. 

Exothermic metal displacement reactions – reactivity series

CE0208

 To study the exothermic metal displacement reaction of different metals with CuSO4 solution. 

Displacement reaction between Iron nail and aqueous copper sulphate solutio

CE0209

  (a) To study the reaction of iron nail with aqueous copper sulphate solution.

(b) To study the reaction of iron nail with aqueous copper sulphate solution.

LED Continuity tester for solutions

CE02010

 To distinguish between electrolytes and non-electrolytes using continuity circuit. 

Measurement of conductivity using a conductivity meter

CE02011

 To measure the conductivity of different solution using a conductivity meter 

Sublimation of solids and separation of a mixture of solids

CE02012

 To study the sublimation of solids and to apply sublimation process in the separation of a mixture of solids  

Separation of two immiscible liquids using a separating funnel

CE02013

 To study the separation of given two immiscible liquids using a separating funnel.  

Separation of two miscible liquids by distillation

CE02014

 To study the separation of two miscible liquids by distillation method 

determination of Percentage of oxygen in atmosphere

CE02015

Using  tray, candle, metal block, glass jar, Rise in the level to the total height is about 1:5 indicating oxygen in the air is about 20%.

Determination of Avogadro number

CE02016

 To determine the Avogadro number by electro-deposition method using   

Constant current source, stopwatch, beaker, Cu and Stainless steel strips, connecting wires, dryer

Double displacement reactions

CE02017

 To study the double displacement reactions of various compounds 

Na2SO4,BaCl2,K2CrO4,MgSO4,Na2CO3,CaCl2, KI,Pb(NO3)2 

Electrolysis of water

CE02018

 To electrolyse the water and collect oxygen and hydrogen into two measuring cylinders using KOH chemical

Daniell cell

CE02019

 To construct the Daniell cell and to measure the voltage 

Measurement of pH using digital pH Meter

CE02020

 To measure pH of various solutions using standard calibrated digital pH meter.

Preparation of oxygen by decomposition

CE02021

 To prepare oxygen by decomposition of solid KMnO4 and H2O2 

Preparation of carbon dioxide

CE02022

 To prepare carbon dioxide and performing its reactions   

Double displacement reactions

CE02023

 To study the double displacement reactions of various compounds    

Growing crystals

CE02024

a) Sodium chloride

b) Copper Sulphate

c) Potassium dichromate   


Biology experiments

High school and PU college experiments

Microbiological Tools

BY0301

 

Study Of Compound Microscope

BY0302

Microbiological Sterilization Methods

BY0303

Preparation Of Culture Media

BY0304

Isolation Of Microorganisms From Natural Sources

BY0305

Culturing Of Bacteria In Liquid And Solid Media

BY0306

  

Study Of Colony Characteristics Of Bacteria

BY0307

 

Bacterial Catalase Test

BY0308

Preparation Of Bacterial Smear

BY0309

Simple Staining

BY03010

 

Gram’s Staining

BY03011

Negative Staining

BY03012

Bacterial Motility- Hanging Drop Technique

BY03013

Isolation Of Seed Borne Fungi By Blotter Method

BY03014

Microscopic Observations Of Fungi By Tease Mount Preparation

BY03015

Examination Of Pond Water Microorganisms

BY03016

Study Of Fungi

BY03017

Study Of Lichens

BY03018

Study Of Protozoa

BY03019

Effectiveness Of Hand Scrubbing On Microbial Load

BY03020

Antibiotic Sensitivity Test

BY03021

Mitosis In Onion Root Tip

BY03022

Study Of Pollen Germination

BY03023

Oxygen Liberation During Photosynthesis

BY03024

Effect Of Sunlight On Chlorophyll And Plant Growth Hormone Synthesis

BY03025

Blood Group Determination

BY03026

Differential WBC Count

BY03027

Isolation Of DNA From Coconut Endosperm /Pea /Onion

BY03028

DNA Finger Printing/Agarose Gel Electrophoresis

BY03029

Observation Of Human Cheek Cells

BY03030

Experiment To Show That Co2 Is Released During Respiration

BY03031

Separation Of Plant Pigment By Thin Layer Chromatography

BY03032

Determination Of Porosity, Water Holding Capacity And Adorptivity Of Soil

BY03033

Demonstration Of Stomata On A Leaf Peel

BY03034

Fermentation Of Sugars Using Yeast

BY03035

Experimental Preparation Of Temporary Mounts Of An Onion Peel

BY03036

All the chemicals / glassware / slides / Instruments will be supplied.

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