purchase of equipments purchase of equipments for physics lab , laboratory transformer fixed on wooden platform ( 9-0-9 / 6-0-6 / 12-0-12 ) ( normal and centre tapped ) ( specification : mounting: vertical mount type, input voltage: 220 volts ac, input voltage frequency: 50 hertz, output voltage: 0v, 12v, 24v, output current: 1 ampere, winding: copper ) , function generator ( specification : output wave forms: sine, square, triangle with dc offset ( + / -5v ) . , front panel switches: capacitive feather touch. , frequency range: 0.5hz to 5mhz, in seven ranges. , amplitude range: 20mv to 20vpp in three range. , special features: output short circuit protection. , five year warranty. ) , digital multimeter ( specification : high quality true rms multimeter ( suitable for ripple factor measurement ) , auto range & auto power off with ncv measurement., ac &dc current 20a, , ac voltage-750 v, dc voltage- 1000v. , 31 / 2 lcd display with two year warranty. ) , digital ammeters ( specification : digital ammeters with high accuracy, five-year warranty make with four ranges., one digital ammeter will cover all the ranges required for physics lab ) , digital voltmeters ( specification : digital voltmeters with high accuracy, five-year warranty make with four ranges., one digital voltmeter will cover all the ranges required for physics lab ) , battery eliminator ( both single and dual supply ) ( specification : power supply 230v ac input, +15v in combination with -15v output, dual supply for op-amp experiments. , single supply 6v, 7v, 8v, 9v, 12v for c. e amplifier & other experiments. , short circuit / overload indication with beep sound for 2a output, five-year warranty. ) , galvanometer ( specification : external magnet-type movement 500-0-500-microampere measuring range; 10?a / div. scale graduated in 50 divisions, each side of centre zero, internal resistance 46o 2 six-way binding posts with marked polarityzero-adjustment screw ) , daniel cell- electronic ( specification : output 1.08 v dc , input 230v ac, low maintenance, efficient working ) , bread board ( specification : white in colour, 830 tie points, suitable for 20~29 awg ( 0.3mm ~ 0.8mm ) wires ) , cutting plier ( specification : plier for electrical work ) , prism ( specification : material: glass, side size: 38mm ) , standard resistance ( 1ohm and 2 ohm ) ( specification : reference resistance standard, low temperature coefficients, good long-term stability, highly immune from pressure effects, rugged and transportable ) , stop watch ( specification : material: plastic, application: laboratory ) , pendrive ( specification : 32 gb flash drive, compatible with: laptops | desktops, form factor: flash ) , constant pressure head apparatus ( specification : equipment suitable for calculating viscosity of liquid using constant pressure head method, applicable in undergraduate lab, country of origin:made in india ) , variable pressure head apparatus ( specification : equipment suitable for calculating viscosity of liquid using variable pressure head method, applicable in undergraduate lab, country of origin: made in india ) , digital storage oscilloscope ( specification : 200 / 100 / 70mhz bandwidth selections, 2ch input., 1gsa / s maximum sampling rate., 7” 800 x 480 wvga lcd display. , i2c / spi / uart / can / lin serial bus trigger and decoding functions with two-year warranty. ) , newton’s law of cooling apparatus ( specification : usage / application:laboratory, material:copper, type of instruments:heat transfer, country of origin:made in india ) , magnifying glasses ( specification : 2 inches diameter 50mm magnifying glass metal with plastic handle for reading and 4 inch diameter 100mmmagnifying glass metal with plastic handle for reading, material :glass, suitable for : science lab ) , green laser ( specification : wavelength 532 nm, optical power 5mw, supply voltage 230 vac / 110 vac, operating current <300 ma, spot size <6.5 mm ) , laboratory burette stand ( specification : country of origin- made in india, base shape -rectangular, material -mild steel, finish-powder coated, rod diameter -10mm, rod length -35-80 cm, base size - 21x13 cm, burette holder clips design is in such a way that when burette is placed, rulings on the burette can be clearly visible. ) , optical bench triangular rail type ( one meter long ) ( specification : triangular profile, free standing optical rail, light weight aluminium, positioning scale in millimeters, length upto 1 & 1½ mtrs., ideal for teaching labs, low cost aluminium design ) , detector output measurement ( specification : measurement range:0 - 199 ?a / ma, resolution : 0.1 ?a / ma, detector module : ppd-lk-pt, detector : photo transistor, detector supply : +5 v, display : 3 digit, 7 segment led, power input : 230 v / 50 hz )