A. copper
B. brass
C. lead
D. silver
E. aluminium
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Related Mcqs:
- The ultimate tensile strength and yield strength of most of the metals, when temperature falls from 0 to l00°C will _________________?
- A. increase B. decrease C. remain same D. first increase and then decrease E. show unpredictable behaviour...
- Super conduction by metals is observed in the temperature range of_________________?
- A. below 10°K B. above 100°K C. around 0°C D. around 100°C E. above 1000°C...
- Slow plastic defomiation of metals under a constant stress is known as________________?
- A. creep B. fatigue C. endurance D. plastic deformation E. non-plastic deformation...
- Work study comprises following main techniques_________________?
- A. method study and work measurement B. method study and time study C. time study and work measurement D. method study and job evaluation E. value analysis and work measurement...
- Which of the following engines can work on very lean mixture__________________?
- A. S.I. engine B. C.I. engine C. two stroke engine D. four stroke engine E. all of the above...
- Maximum work is done in compressing air when the compression is_________________?
- A. isothermal B. adiabatic C. polytropic D. any one of the above E. none of the above...
- The work done per unit mass of air in compression will’be least when n is equal to______________?
- A. 1 B. 1.2 , C. 1.3 D. 1.4 E. 1.5...
- Which of the following element results in presence of free graphite in C.I_________________?
- A. carbon B. sulphur C. silicon D. manganese E. phosphorous...
- Cupola produces following material__________________?
- A. cast iron B. pig iron C. wrought iron D. malleable iron E. white iron...
- Alnico, an alloy used extensively for permanent magnets contains iron, nickel, aluminium and cobalt in the following ratio _____________________?
- A. 50 : 20 : 20 : 10 B. 40 : 30 : 20 : 10 C. 50 : 20 : 10 : 20 D. 30 : 20 : 30 : 20 E. 50 : 10 : 20 : 20...
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