During a Tensile Test on a Specimen of 1 Cm

question 4

Multiple Choice

During a tensile test on a specimen of 1 cm cross-section, maximum load observed was 8 tonnes and area of cross-section at neck was 0.5 cm². Ultimate tensile strength of specimen is

• A)4 tonnes/cm²
• B)8 tonnes/cm²
• C)16 tonnes/cm²
• D)22 tonnes/cm²

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Definitions:

Birthrates

The number of live births per thousand of the population in a specific time period.

Demographic Transition

The massive decline in birth rates that occurs once a developing country achieves higher standards of living because the perceived marginal cost of additional children begins to exceed the perceived marginal benefit.

Death Rates

The number of deaths in a particular population, scaled to the size of that population, per unit of time, typically expressed per 1000 individuals per year.

Productive Resources

Resources that are used in the production of goods and services, including land, labor, and capital.