Use of flux during soldering is done to__________________?

Related Mcqs:

The ratio of mass of a neutron to that of an electron is about 1839. What is the ratio of the mass of a proton to that of an electron ?

A. 159 B. 1837 C. 2537 D. 10000...

The majority charge carriers in p-type silicon are______________________?

A. Free electrons B. Ions C. Conduction electrons D. Holes...

For a spontaneous natural process at constant temperature and pressure, the free energy of the system always____________________?

A. Increases B. Decreases C. Remain constant D. Increases to a maximum before decreasing...

Often earing defects are found during deep drawing operation, because the __________________?

A. Surface finish of the sheet is poor B. Sheet material has been given substantial spring back C. Starting sheet has planer anisotropy due to its texture D. Starting sheet has normal anisotropy due to its texture...

Maximum heat dissipation occurs from a steel wire (k = 0.5 W/m. k) of 15 mm diameter exposed to air (h = 20W/m2 .k), when the insulation thickness is ________________ mm?

A. 15 B. 25 C. 10 D. 30...