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February 2019

Which of the following countries have officially set up a payment channel with Iran called INSTEX?

World Current Affairs MCQs /
Which of the following countries have officially set up a payment channel with Iran called INSTEX?

A. Italy, Russia and the Netherlands
B. Brazil, South Africa and Egypt
C. Saudi Arabia, Denmark and Japan
D. Germany, France and the UK

Which of the following countries have officially set up a payment channel with Iran called INSTEX? Read More »

World Current Affairs MCQs

Though tin occurs lower than iron in the electrochemical series, yet it is coated on steel for corrosion protection, because of its________________?

Chemical Engineering Basics /
Though tin occurs lower than iron in the electrochemical series, yet it is coated on steel for corrosion protection, because of its________________?

A. Lower cost
B. Abundant availability
C. Resistance to vegetable acids as the tin plate are commercially used in ‘canning’ industry
D. None of these

Though tin occurs lower than iron in the electrochemical series, yet it is coated on steel for corrosion protection, because of its________________? Read More »

Chemical Engineering Basics

Parallel straight line pattern of temperature distribution for both hot and cold fluids is observed in case of heat exchanger of the type________________?

Chemical Engineering Basics /
Parallel straight line pattern of temperature distribution for both hot and cold fluids is observed in case of heat exchanger of the type________________?

A. Parallel flow with equal heat capacities
B. Counter flow with equal heat capacities
C. Counter flow with unequal heat capacities
D. Parallel flow with unequal heat capacities

Parallel straight line pattern of temperature distribution for both hot and cold fluids is observed in case of heat exchanger of the type________________? Read More »

Chemical Engineering Basics

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?

Chemical Engineering Basics /
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

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? Read More »

Chemical Engineering Basics