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Viscosity Apparatus Capillary Flow(Poiseuilles App)
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Viscosity Apparatus Capillary Flow(poiseuilles App)

(HL-1001 )
To find the co-efficient of viscosity of water by nothingits flow through a capillary tube of uniform bore.A capillary tube of fine bore is fitted on a wooden board. Then two ends are joined by rubber tubing and it joints to two uprights glass L-shaped tubes forming the manometer with scale.With the help of a pinch cock, a steady flow of water is maintained.Complete with a three limbed constant level tank of brass on stand with rubber tube glass parts are made of corning glass.

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Clement & Disormies Apparatus
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Clement & Disormies Apparatus

(HL-1002 )
For determining the ratio of the specific heats of a gas.Glass bottle of about 10 liters capacity which is fitted in a wooden box.The neck of the bottel is fitted with a metal cap.The cap is fitted with a bent tube with stop-cock for connection to a pump which is fitted to the side of the wooden box. A stop cock for opening to air and a bend for connection to the manometer is provided.

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Boys Law Apparatus
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Boys Law Apparatus

(HL-1003 )
It has two glass tubes, one closed at the top and other tube open whose lower ends are connected together by 1 meter of rubber tubing.Both tubes are mounted on sliding brackets with a provision to lock at any point.Metallic strip with a meter scale graduated from 0 to 100cm fitted on heavy iron base with leveling screws without mercury provided with pressure rubber tube.

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Torsion Apparatus(Horizontal)
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Torsion Apparatus(horizontal)

(HL-1004 )
Horizontal pattern, two heavy metal brackets are held together with connected rods.A heavy metal pulley, moving in ball bearing, is mounted on one bracket & is fitted with athree jaw chuck to hold one end of the test rod, the other end being helfd in another chuck fixed to the other bracket. Two graduated scales are mounted on the connecting rod & two poineters can be clamped in any desired position on the test rod, with one brass and one steel test rod but without masses.

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Davy safety Lamp
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Davy Safety Lamp

(HL-1005 )
Davy's Safety Lamp made of brass and S/S superior college quality with neck.

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Milli Ammeter DC Moving Coil
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Milli Ammeter Dc Moving Coil

(HL-1006 )
Ammeter, Voltmeter, Galvanometer,Milli Ammeter,Milli Voltmeter, Moving Coil DC meters
 
Salient Features:-
 
1. Moving coil instruments used for measuring DC quantities.They can be used with AC system when fitted with bridge rectifiers.
2. Movement is pivoted between synthetic jewel bearing for negligible friction.
3. Zero adjuster accessible from front.
4. Anti Parrellex Mirror Scale for accurate reading.
5. The instrument confirms to I.S., 1248/1968.

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Digital Panel Meter
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Digital Panel Meter

(HL-1007 )
Portable type, having large display of 31/2  digits, type LCD, power 9 Vol;ts battery, accuracy + 1 digit, size 125x65mm.
 
DC voltage ranges
a) 0-199.9mV
b) 0-19.9V
c) 0-199.9V
 
DC current larges
a) 0-199.uA
b) 0-1.99mA
c) 0-19.9mA
d) 0-199.9mA
e) 0-10Amp.

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Fly Wheel
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Fly Wheel

(HL-1008 )
About 20cm. in dia and 45mm. wide turned and carefully balanced, mounted on a horizontal shaft, held in ball bearings.The wheel is marked and pointer is fixed to the bracket.The bracket has four holes and can be fixed to the wall

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Maxwell Needle
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Maxwell Needle

(HL-1009 )
All brass N.P. for experiments on rigidity.it consists of a hallow brass tube graduated with scale divided in mms and wih vernier to read 0.05mm. 40cms. long, 18mm, dia fitted with a small chuk and carrying a mirror, 2 solid cylinders and 2 hollow cyllinders all 10cms long accurately fitted in the bore of the tube and ceilling attachment with chuck

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Lee & Charlton Apparatus
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Lee & Charlton Apparatus

(HL-1010 )
Lee & Charlton's for determination of the thermal conductivity of bad conductor.Cylinderical metal slab nickel-plated 110mm.diameter, 12mm thick, on this resets a steam chest made of brass nickel-plated 50mm height same diameter fitted with riffled inlet and outlet tubes.Both are having radial holes for insertion of thermometers.Apparatus is suspended by strings attached to lower slab on retort stand with rectangular metal base. Complete with one each disc specimens of glass and ebonite annulus for determining the conductivity of liquids. Without thermometers.

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Suction Pump
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Suction Pump

(HL-1011 )
fixed to polished seasoned teakwood base, single barrel made from steel pipe with stockcock. Pump plate made of aluminium metal.
 
Diameter of Pump Plate
A B C
125 150 250

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Screw Gauge(Micrometer)
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Screw Gauge(micrometer)

(HL-1012 )
Made of nickle plated brass, with ratchet top, accrately machined stainless steel rod, range 0-25x0.001mm.,Supplied in plastic case.

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Youngs Modulus of Wire Apparatus
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Youngs Modulus Of Wire Apparatus

(HL-1013 )
Youngs Searles Pattern. Sprit Level mounted in two rectangular cast iron frame with one end resting on point of micrometer screw,fitted in one frame, the second end of sprit level pivoted in the second frame. The micrometer is provided with vertical scale 10 mm, on either sides of the zero and vernier reading 0.01 mm. complete with ceiling bracket having two self centering chucks and tension weight. supplied in case .

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Sprit lamp Stainless Steel
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Sprit Lamp Stainless Steel

(HL-1014 )
Sheet die pressed, with woven wick in metal holder, screw on cap. Capacity 100ml. Also available in Aluminium & Brass.

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Nautical Sextant
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Nautical Sextant

(HL-1015 )
Desined to give maximum accuracy with stainless steel scalewith 20 cm radius marked from 0 to 130 degrees. Direct reading upto 15 mintues and with veriner upto 15 seconds,fitted with magnifying lenes and provided with slow motion tangent screw, with telescope and with four intensity matching,glasses,packed in velvet line wooden case.

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