Ticker Tape Timer
For measuring velocity and acceleration. A vibrating striker prints dots on the tape using carbon disc. The unit is housed in a sturdy plastic case, works on 6-9 V DC, producing 25 or 40 dots per second. with 38mm carbon discs (12) and tape roll small 15mm x 30 mtr.
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Turbine / Pump Unit
This simple unit can help the student understand the operating principle of pump and turbine. The unit consists of a rotor attached to a pulley via a shaft. It also includes 3 metal nozzles and a stopcock. When driven by a motor, the unit works as a pump, raising the water to higher potential energy. Whereas when the rotor is made to rotate by flowing water, the unit acts as a turbine.
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