NAVEDTRA 14037, BASIC MACHINES PRACTICE QUESTIONS AND ANSWERS
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Course
NAVEDTRA
Institution
NAVEDTRA
NAVEDTRA 14037, BASIC MACHINES
PRACTICE QUESTIONS AND ANSWERS
What is any device called that helps you to do work? - Answer️️ -Machine
The six simple machines include the following: lever, block, wheel and axle, inclined
plane, screw, and what else? - Answer️️ -Gear
What is the simples...
NAVEDTRA 14037, BASIC MACHINES
PRACTICE QUESTIONS AND ANSWERS
What is any device called that helps you to do work? - Answer✔️✔️-Machine
The six simple machines include the following: lever, block, wheel and axle, inclined
plane, screw, and what else? - Answer✔️✔️-Gear
What is the simplest of all machines? - Answer✔️✔️-Lever
What class of lever provides what is called a fractional mechanical advantage? -
Answer✔️✔️-Third
What is the formula for mechanical advantage? - Answer✔️✔️-Mechanical advantage =
Resistance/Effort
Hatches are locked shut by lugs called what? - Answer✔️✔️-Dogs
What type of levers have the effort and the resistance on the same side of the fulcrum
but the effort is farther from the fulcrum that is the resistance? - Answer✔️✔️-Second
class
What type of levers have the effort and the resistance on opposite sides of the fulcrum,
and the effort and resistance move in opposite directions? - Answer✔️✔️-First class
A single movable block gives a mechanical advantage of what? - Answer✔️✔️-2
What is a grooved wheel that turns by the action of a rope in the groove? - Answer✔️✔️-
Pulley
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