Units and Measurement questions
875 published questions with worked solutions.
- Which one of the following is the value of 1 kWh of energy converted into joules ?
- Which one of the following devices is used to measure atmospheric pressure ?
- Light year is a unit for measurement of
- Which one of the following is the correct relation between Å and nm?
- Light year is a unit of measurement of
- Which one of the following is NOT the unit of energy ?
- Which one of the following cannot be the unit of frequency of a sound wave ?
- The unit of the ratio between thrust and impulse is same as that of
- Which one of the following correctly represents the SI unit of resistivity?
- What is the dimension of gravitational constant?
- Match List I with List II and select the answer using the code given below the Lists : List I (Physical Quantity) A. Temperature...
- The universal constant of gravitation G has the unit
- Which one of the following is dimensionless quantity ?
- The energy, E, of a photon can be expressed as E = hf where f is the frequency and h is Planck's constant. The dimensions of h...
- Sometimes it is convenient to construct a system of units so that all quantities can be expressed in terms of only one physical...
- Two capacitors with capacitance values C_1 = 2000 10 pF and C_2 = 3000 15 pF are connected in series. The voltage applied across...
- A physical quantity S is defined as S = ( E B )/ _0, where E is electric field, B is magnetic field and _0 is the permeability of...
- In a particular system of units, a physical quantity can be expressed in terms of the electric charge e, electron mass m_e,...
- Young's modulus of elasticity Y is expressed in terms of three derived quantities, namely, the gravitational constant G, Planck's...
- A dimensionless quantity is constructed in terms of electronic charge e, permittivity of free space _0, Planck's constant h, and...
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