Experimental Skills questions
159 published questions with worked solutions.
- The velocity of sound in air is not affected by changes in : [CPMT 1972]
- The velocity of sound in air is nearly:
- Velocity of sound in a gas is proportional to : [CPMT 1972, CPMT 1985]
- Which of the following properties of sound is affected by change in the temperature of air?
- The change in ---------doesn't changes the velocity of sound in air:
- The velocity of sound in air is not affected by change in
- While measuring the speed of sound by performing a resonance column experiment, a student gets the first resonance condition at a...
- In a resonance tube, using a tuning fork of frequency 325 Hz, two successive resonance lengths are observed as 25.4 cm and 77.4...
- The deflection produced per unit voltage in m.c.g. is called
- The circular scale is used for the measurement of current in a:
- Which one of the following devices is not based on eddy currents?
- Which one of the following devices is not based on eddy currents?
- Avalanche breakdown in a semiconducting diode occurs when
- The value of the zener current
- once a zener diode is taken in its breakdown region, there is not much change in its
- Zener diode has sharp break down at :
- Zener breakdown will occur if the impurity:
- Zener diode is operated in the
- In a Zener regulator if source voltage is 30 V, series resistance is of 1.5 kΩ, load resistance is of 2 KΩ & V z = 10 V. The...
- An electronic device that generates oscillations of desired frequency is
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Alcohols, Phenols and EthersAldehydes, Ketones and Carboxylic AcidsAlternating CurrentAminesAnatomy of Flowering PlantsAncient Indian HistoryAnimal KingdomApplication of DerivativesArea Under CurveAromatic Compounds and Aryl HalidesAtomsBasic Mathematics and LogarithmBinomial TheoremBiodiversity and ConservationBiological ClassificationBiomoleculesBiotechnology and Its ApplicationsBiotechnology: Principles and ProcessesBody Fluids and CirculationBreathing and Exchange of GasesCell Cycle and Cell DivisionCell: The Unit of LifeChemical Bonding and Molecular StructureChemical Coordination and Integration