Heat Exchangers and Fluid Flow

Play an AI-generated podcast conversation about this lesson

What is the effect of upward suction on a helicopter?

It is pushed downwards

It is pulled upwards

It is pushed upwards (correct)

It has no effect

What is the major similarity between a whale's body and a submarine?

Capacity

Colour

Shape of body (correct)

Speed

What is the term used to describe the study of marine and freshwater research projects?

Hydrography

Oceanography (correct)

Marinography

Windography

Who proposed the information theory in the communication industry?

Shannon Signup and view all the answers

What is the DNA backbone made up of outside the double helix?

Phosphate and sugar Signup and view all the answers

Which of the following is a purine nitrogenous base of DNA?

Guanine Signup and view all the answers

Who introduced the concept of DNA computing?

Adleman Signup and view all the answers

What does HDP stand for in the context of Adleman's article?

Hamiltonian directed path problem Signup and view all the answers

What problem did Adleman use to test his theory of DNA computing?

Traveling Salesman Problem (TSP) Signup and view all the answers

What is the limitation of DNA computing?

Time consuming laboratory procedures Signup and view all the answers

What is the science of using computational tools and systems to answer problems of biology?

Bioinformatics Signup and view all the answers

What is a disadvantage of using DNA strands for computing?

DNA is organic and decays Signup and view all the answers

What type of fluid flow occurs in a heat exchanger?

Counter current Signup and view all the answers

What is the purpose of a heat exchanger in a vehicle engine?

To prevent overheating Signup and view all the answers

How is the core body temperature of large fish and aquatic mammals maintained?

Counter current heat exchange Signup and view all the answers

What is a characteristic of the tuna fish?

Being warm-blooded like mammals Signup and view all the answers

What is the unique feature of DNA that makes it suitable for error corrections?

Complementarities Signup and view all the answers

Who drew the first aircraft design art?

Leonardo da Vinci Signup and view all the answers

What is the full form of SONAR?

Sound Navigation And Ranging Signup and view all the answers

What was the name of the Wright brothers' first flight?

Flyer 1 Signup and view all the answers

Which of the following creatures use sound waves to locate objects?

Bats Signup and view all the answers

What is the primary mechanism by which bats sense their direction?

Echolocation Signup and view all the answers

What is the condition in which electrical impulses may be blocked along the pathway through the heart?

Heart block Signup and view all the answers

What is the primary component of a pacemaker system?

Pulse generator, leads Signup and view all the answers

What is the primary function of a sound processor in a cochlear implant?

To convert sound into digital code Signup and view all the answers

Who is a suitable candidate for a cochlear implant?

Someone with moderate hearing loss in both ears and little or no benefit from a hearing aid Signup and view all the answers

What is the primary benefit of a cochlear implant for a hearing-impaired person?

Ability to reconnect with missed sounds Signup and view all the answers

What is the term used to describe age-related loss of central vision?

Macular degeneration Signup and view all the answers

What is the Bionic eye used for?

To restore vision in people with certain types of blindness Signup and view all the answers

How many cochlear implant surgeries have been performed since 1972?

Over 250,000 Signup and view all the answers