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Mechanical Engineering

When machining Ti, in Nacl electrolyte, what values of current efficiencies are obtained?

» Unconventional Machine Process (UMP) solved MCQs /
Question:

When machining Ti, in Nacl electrolyte, what values of current efficiencies are obtained?

A.

10 – 20 %

B.

20 – 30 %

C.

30 – 50 %

D.

50 – 80 %

Answer» a. 10 – 20 %

Note: The above multiple-choice question is for all general and Competitive Exams in India. 

When machining Ti, in Nacl electrolyte, what values of current efficiencies are obtained? Read More »

» Unconventional Machine Process (UMP) solved MCQs

Which of the following material cannot be machined using ECM?

» Unconventional Machine Process (UMP) solved MCQs /
Question:

Which of the following material cannot be machined using ECM?

A.

high strength alloys

B.

hardened steels

C.

nonconductive materials

D.

all of the mentioned

Answer» c. nonconductive materials

Note: The above multiple-choice question is for all general and Competitive Exams in India. 

Which of the following material cannot be machined using ECM? Read More »

» Unconventional Machine Process (UMP) solved MCQs

Local metal removal rates are high at which gap locations mentioned below?

» Unconventional Machine Process (UMP) solved MCQs /
Question:

Local metal removal rates are high at which gap locations mentioned below?

A.

small gap

B.

medium gap

C.

large gap

D.

none of the mentioned

Answer» a. small gap

Note: The above multiple-choice question is for all general and Competitive Exams in India. 

Local metal removal rates are high at which gap locations mentioned below? Read More »

» Unconventional Machine Process (UMP) solved MCQs

At constant gap thickness material removal becomes equal to feed rate. What is this gap called?

» Unconventional Machine Process (UMP) solved MCQs /
Question:

At constant gap thickness material removal becomes equal to feed rate. What is this gap called?

A.

equal gap

B.

equilibrium gap

C.

unique gap

D.

narrow gap

Answer» b. equilibrium gap

Note: The above multiple-choice question is for all general and Competitive Exams in India. 

At constant gap thickness material removal becomes equal to feed rate. What is this gap called? Read More »

» Unconventional Machine Process (UMP) solved MCQs

Electro chemical dissolution phase starts with the movement of ions between which two components?

» Unconventional Machine Process (UMP) solved MCQs /
Question:

Electro chemical dissolution phase starts with the movement of ions between which two components?

A.

cathode and anode

B.

cathode and power source

C.

power source and anode

D.

power source and electrolyte

Answer» a. cathode and anode

Note: The above multiple-choice question is for all general and Competitive Exams in India. 

Electro chemical dissolution phase starts with the movement of ions between which two components? Read More »

» Unconventional Machine Process (UMP) solved MCQs

For how many days is radioactive solid waste kept is kept under water at 6m deep for initial cooling?

» Power Plant Engineering (PPE) solved MCQs /
Question:

For how many days is radioactive solid waste kept is kept under water at 6m deep for initial cooling?

A.

15 days

B.

50 days

C.

30 days

D.

100 days

Answer» d. 100 days

Note: The above multiple-choice question is for all general and Competitive Exams in India. 

For how many days is radioactive solid waste kept is kept under water at 6m deep for initial cooling? Read More »

» Power Plant Engineering (PPE) solved MCQs

When the pressure chamber is big, the flow velocities are                    

» Thermal Engineering 2 solved MCQs /
Question:

When the pressure chamber is big, the flow velocities are                    

A.

large

B.

negligible

C.

constant

D.

increasing

Answer» b. negligible

Note: The above multiple-choice question is for all general and Competitive Exams in India. 

When the pressure chamber is big, the flow velocities are                     Read More »

» Thermal Engineering 2 solved MCQs