Tamil Nadu HSE Second Year Physics case studies
Tamil Nadu HSE Second Year Physics · Put your knowledge to work in context.
The Tamil Nadu Higher Secondary Certificate (HSC) Second Year Physics paper is the Class XII board examination set by the State Board of School Examinations under the Directorate of Government Examinations, Tamil Nadu. It is a school-leaving credential: the mark appears on your HSC mark statement and is used for undergraduate admission within the state, for eligibility checks in engineering, paramedical and allied courses, and as a baseline for national entrance tests such as NEET and JEE. The Tamil Nadu HSE Second Year Physics case studies are 5 cases and about 2,124 words.
1Potentiometer Calibration with an Oxidised Wire Section
During a practical exam, a student sets up a 10.0 m long potentiometer wire with a uniform clean section and a 2.0 V accumulator as driver cell. The first 1.0 m of the wire is oxidized, but all balance points are obtained beyond 5 m.
362 words, about 2 min2Projecting a Magnified Real Image on a Fixed Screen
A student is asked to project a real, magnified image of a 2.0 cm tall candle on a screen using a convex lens of focal length 15.0 cm. The screen is fixed 80.0 cm from the lens, and the available screen height is 10.0 cm.
431 words, about 2 min3Zener Regulator Under Load and High-Line Conditions
A student designs a shunt Zener regulator to provide 6.2 V to a 1.0 kΩ load from a nominal 12 V supply that can rise to 15 V. The chosen Zener diode is rated 6.2 V, 500 mW.
484 words, about 2 min4Transformer Turns, Regulation and Primary Current
A student builds a step-down transformer for a 12 V, 2.0 A lamp. The primary has 1100 turns and is connected to a 228 V rms, 50 Hz supply.
436 words, about 2 min5Radioactive Source Label, Background and Storage Decision
A school laboratory stores a sealed radioactive demonstration source labelled half-life 6.0 h and initial activity 8.0 kBq. After 18.0 h, a detector placed at a fixed distance reads 1.4 kBq.
411 words, about 2 min