Units and Measurement questions
875 published questions with worked solutions.
- Which of the following measurements require 'index correction'?
- One main scale division of a Vernier calliper is equal to 1 mm and the number of divisions on the Vernier scale is 10. When both...
- Consider that _s, k_B, b represents Stefan-Boltzmann constant, Boltzmann constant and Wien's displacement law constant,...
- The period of oscillation of a simple pendulum is T = 2 Lg . Measured value of L is 20.0 cm, known to 1 mm accuracy and time for...
- If the capacitance of a nanocapacitor is measured in terms of a unit u, made by combining the electronic charge e, Bohr radius...
- Diameter of a steel ball is measured using a Vernier calipers which has divisions of 0.1 cm on its main scale (MS) and 10...
- If electronic charge e, electron mass m, speed of light in vacuum c and Planck's constant h are taken as fundamental quantities,...
- In the following I refers to current and other symbols have their usual meaning. Choose the option that corresponds to the...
- A, B, C, and D are four different physical quantities having different dimensions. None of them is dimensionless. But we know...
- Time (T), velocity (C) and angular momentum (h) are chosen as fundamental quantities instead of mass, length and time. In terms...
- Which of the following is a unit of energy?
- If the unit of force and length each be increased by four times, then the unit of energy is increased by
- An ice cream has a marked value of 700 kcal. How many kilowatt-hour of energy will it deliver to the body as it is digested [AMU...
- If the orbital velocity of a planet is given by v=G^aM^bR^c, then [EAMCET 1994]
- A student performs an experiment to determine the Young's modulus of a wire, exactly 2 m long, by Searle's method. In a...
- Which has not the same unit as other? [OJEE 2004]
- Ampere-hour is the unit of [BITSAT 2006]
- Which of the following is the unit of specific heat? [MHT-CET 2004]
- If the units of mass, length and time are doubled, the unit of angular momentum will be [J & K CET 2006]
- One femtometre is equivalent to [DCE 2004]
Other chapters
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