Mechanical Properties of Solids questions
395 published questions with worked solutions.
- Statement 1: A solid shaft is found to be stronger than a hollow shaft of the same material and mass. Statement 2: The torque...
- Statement 1: The bridges are declared unsafe after long use. Statement 2: The bridges lose their elastic strength with time.
- A rod elongated by l when a body of mass M is suspended from it. The work done is
- Statement 1: Young's modulus for a perfectly plastic body is zero. Statement 2: For a perfectly plastic body, the restoring force...
- X linear strain is produced in a wire of elasticity coefficient Y. The stored potential energy in unit volume of this wire is
- Statement 1: Two identical springs of steel and copper are equally stretched. More work will be done on the steel spring than on...
- A wire of length L and area of cross-section A is stretched through a certain length l. If Y is Young's modulus of the material...
- The work done in increasing the length of a one metre long wire of cross-sectional area 1 mm^2 through 1 mm will be (Y=2 10^ 11...
- Statement 1: The unit of stress is the same as that of pressure. Statement 2: Stress has the same meaning as that of pressure.
- If work done in stretching a wire by 1 mm is 2 J, the work necessary for stretching another wire of the same material, but with...
- One end of a uniform rod of mass m_1, uniform area of cross-section A, is suspended from the roof, and mass m_2 is suspended from...
- The bulk modulus of a metal is 8 10^9 Nm^ -2 and its density is 11 g ,cm^ -3 . The density of this metal under a pressure of...
- When a weight w is hung from one end of a wire, the other end being fixed, the elongation produced in it is l. If this wire goes...
- A metal wire of length L, area of cross-section A and Young's modulus Y is stretched by a variable force F such that F is always...
- A rectangular bar 2 cm in breadth and 1 cm in depth and 100 cm in length is supported at its ends, and a load of 2 kg is applied...
- Two pieces of wire A and B of the same material have their lengths in the ratio 1:2, and their diameters are in the ratio 2:1. If...
- A steel wire is of length 1 m, area of cross-section 2 mm^2 (Y=2 10^ 11 Nm^ -2 ). How much energy is required for increasing its...
- The Poisson's ratio of a material is 0.1. If the longitudinal strain of a rod of this material is 10^ -3 , then the percentage...
- The twisting couple per unit twist for a solid cylinder of radius 3 cm is 0.1 N-m. The twisting couple per unit twist, for a...
- An iron bar of length L, cross-section A and Young's modulus Y is pulled by a force F from both ends so as to produce an...
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