A Jet Engine Develops 2

question 53

Multiple Choice

A jet engine develops 2.0 × 10⁵ N of thrust in moving an airplane forward at a speed of 900 km/h.What is the power developed by the engine?

• A) 500 kW
• B) 10 MW
• C) 25 MW
• D) 50 MW

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Definitions:

Restriction Enzymes

Restriction enzymes are proteins that cut DNA at specific nucleotide sequences, used in molecular biology for DNA manipulation and analysis.

Single-Stranded Ends

The ends of DNA or RNA molecules that are not paired with a complementary sequence in double-stranded structures.

Methylate

The process of adding a methyl group to a molecule, often affecting the function or properties of the molecule.

Restriction Enzymes

Proteins produced by bacteria that cut DNA at specific sequences, widely used in molecular biology for DNA manipulation and cloning.