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GALVANOMETERS

GALVANOMETER BALLISTIC (BAJAJ PATTERN)

P-730A INSIF
* Body: The moving coil system is housed in aluminum case with removable front sliding cover with three leveling screws
* A rectangular coil: is suspended with the help of a fine phosphor bronze suspension wire and moves in a strong magnetic field generated by a permanent magnet.
* Mirror : The coil carries a 10 mm circular concave mirror of 100 cm F.L.
* A zero adjuster : is provided to set the spot of light on scale.
* Lock:A simple device is provided to clamp the coil during transit.
* Ohms : 100 or 500Ohms (Time period approx. 8-10 sec.)


Galvanometer Ballistic

P-730A INSIF
* Body: The moving coil system is housed in aluminum case with removable front sliding cover with three leveling screws
* A rectangular coil: is suspended with the help of a fine phosphor bronze suspension wire and moves in a strong magnetic field generated by a permanent magnet.
* Mirror : The coil carries a 10 mm circular concave mirror of 100 cm F.L.
* A zero adjuster : is provided to set the spot of light on scale.
* Lock:A simple device is provided to clamp the coil during transit.
* Ohms : 100 or 500Ohms (Time period approx. 8-10 sec.)


GALVANOMETER BALLISTIC (OSAW TYPE)

P-730B INSIF
* It has large round rigid die cast body
* this is preferred over Bajaj type because of its larger time period approx 10-12 sec.
* While find the time period of Galvanometer coil, its circuit must be kept open.
* the scale of Lamp & Scale app. should be set up at a distance of one meter from its mirror.

GALVANOMETER HELMHOLTZ

P-730C INSIF
* Exp: to study the variation of Magnetic Field with Distance
* It consists of equal co-axial coils (parallel to each other) separated by a distance equal to the radius of the coils.
* A compass is pivoted on the Brass cup at the mid way between them & in the same direction.

GALVANOMETER D’ARSONAL

P-731 INSIF
also known as Dead Beat Galvanometer
* Body: The moving coil system is housed in aluminum case with removable front sliding cover with three leveling screws. Having An Extended Arm for Scale fitted at 6" distance from the moving coil.
* A rectangular coil: is suspended with the help of a fine phosphor bronze suspension wire and moves in a strong magnetic field generated by a permanent magnet.
* Mirror : The coil carries a 10 mm circular concave mirror of 100 cm F.L.
* A zero adjuster : is provided to set the spot of light on scale.
* Lock:A simple device is provided to clamp the coil during transit.
* Ohms : 100 or 500Ohms (Time period approx. 8-10 sec.)

 


GALVANOMETER TANGENT

P-733A INSIF
* Body: A Bakelite molded ring 170 mm dia mounted with three sets of winding either 2, 50 & 500 turns or 2,5 & 50 turns ,connected to brass terminals
* Coil: the number of turns is clearly marked between the terminals
* Base: the ring is mounted on a round Bakelite base which rotates on an aluminum tripod base fitted with three brass leveling screws.
* A compass : is mounted on a Brass Pillar & is free to rotate upon it.

Galvanometer Tangent Aluminum fittings P-733B
* A routine model for schools.
* Body: A Bakelite molded ring 170 mm dia mounted with three sets of winding either 2, 50 & 500 turns or 2,5 & 50 turns ,connected to brass terminals
* Coil: the number of turns is clearly marked between the terminals
* Base: the ring is mounted on a round Bakelite base which rotates on an aluminum tripod base fitted with three bakelite leveling screws.
* A compass : is mounted on a Aluminium Pillar & is free to rotate upon it.

Galvanometer Tangent Special in Wooden Frame

INSIF P-733B

Special in Wooden Frame (Rajasthan Pattern)
* Circular coils : of 20,24 & 28 SWG Of 30 turns each are embedded into a square wooden frame , the wires of which are connected to Four Terminals fitted on a wooden base.
* A sensitive compass: is fitted in the centre of the coils which can be rotated on its axis.


STEWARDS AND GEES APPARATUS

P-733C INSIF
* Body: Consists of a rectangular aluminum Rods( graduated upto 50 cm on both sides) frame supported on wooden board
* Coil: An insulating copper wire is wound on a a circular aluminum alloy frame & the ends of the wires are connected to the terminals
* A compass box: moves on a platform (of aluminum alloy) which moves on the rectangular frame.


SPOT REFLECTING GALVANOMETER

P-734 INSIF
* Usage : To find extensive use as a DC null detector in wheat stone bridges and potentiometers.
* Light source: 6 volt and 0.3 Amp. bulb.
* Scale : is 150 mm long and is marked for both Center and end zero use.
* Zero set: the spot of light can be set at any point on the scale.
* Sensitivity Control: is controlled by a two pole, 6 way switch. The switch positions are D, 1/10, 1/100, 1/1000 and s/c.


LAMP AND SCALE

INSIF P-770
* Usage: suitable for Ballistic Galvanometer and to compare the EMFs of two cells by means of a ballistic galvanometer
* The lamp house : Made of cast aluminum is fitted with 6 Volt 20 Watt bulbs Connected through a male-female plug to the transformer which is fitted in die cast base which works on a 220 Volt AC .
* Translucent Perspex scale:
* graduated in 25-0-25 cm and 0-50 cm dual.

Galvanometer Tangent Brass (P-732)

Galvanometer Tangent Brass (P-732)

(i) Voltmeter or Ammeter
(ii) Voltmeter or Ammeter 3 in one A.v.g

Ganong Light Screen (P-736)

Ganong Light Screen (P-736)

Hare Apparatus (P-737)

Hare Apparatus (P-737)

Heater Electric Stove (P-740)

Heater Electric Stove (P-740)

Helical Spring Slinky (P-741)

Helical Spring Slinky (P-741)

Hook Law Apparatus (P-742A)

Hook Law Apparatus (P-742A)

(i) Hook Law Apparatus Small
(ii) Hook Law Apparatus 12"

Weight For Hooks Law (P-742B)

Weight For Hooks Law (P-742B)

Discharge tube H2, O2, N2, Hg (P-744A)

Discharge tube H2, O2, N2, Hg (P-744A)


Special Box with Holder & Pins (P-744B)

Special Box with Holder & Pins (P-744B)

High Voltage Transformer (P-744C)

High Voltage Transformer (P-744C)

Hypsometer (P-754)

Hypsometer (P-754)

Item has been added to cart. Subtotal $200.

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