Questions and answers by

trump101

Questions (14)

What is the equation to determine the MA of a wedge?MA = length * width MA = length + width MA = length - width MA = length /
1. 1 answer
2. 22 views
True or False. The amount of work is less when you use a machine.true False
1. 1 answer
2. 25 views
True or False. A wheel and axle are a rotating lever that move around an effort armFalse True
1. 1 answer
2. 23 views
What is the mechanical advantage of a simple block and tackle with one rope?4 2 1 3
1. 1 answer
2. 21 views
True or False. A pulley is a system of wheels and ropes.True False
1. 1 answer
2. 27 views
The first law of thermodynamics says that a machine cannot create any more _____ than is supplied as fuel.motion energy force
1. 1 answer
2. 22 views
If a hammer has a resistance arm of 3 inches and the effort arm is 15 inches. What is the mechanical advantage?MA = 2 MA = 10 Ma
1. 1 answer
2. 25 views
Which screw would create a strong hold?The screw with 6 wraps. The screw with 10 wraps. The screw with 2 wraps. The screw with 9
1. 1 answer
2. 25 views
What two simple machines is a wheelbarrow made up of?Wedge and screw Wheel and lever Wedge and lever Wheel and wedge
1. 1 answer
2. 26 views
What are machines fueled by?Energy Sun Electricity only Gasoline only
1. 1 answer
2. 16 views
A big wheel with triple the circumference of a smaller wheel will rotate with ____ the force.one time quadruple triple twice
1. 1 answer
2. 26 views
What is the equation for the mechanical advantage of a lever?MA = length of effort arm * length of resistance arm MA = length of
1. 1 answer
2. 30 views
Calculate the mechanical advantage if a machine allows you to move a 60 newton rock by only exerting 15 newtons of force.110
1. 1 answer
2. 32 views
The ________ the handle of a wrench, the _________ the mechanical advantage.shorter, less shorter, less shorter, greater longer,
1. 3 answers
2. 49 views