Defining Mechanical Advantage and Efficiency

Mechanical advantage is the ratio of

Efficiency is the ratio of

expressed as a percentage.

Intro

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Activity

Which SI unit indicates the mass on an average sized cereal box

If you weigh 665 N on the earth, what would be your weight on the surface of a neutron star that has the same mass as our sun and a diameter of 18.0 km? Take the mass of the sun to be ms = 1.99*10^30 kg, the gravitational constant to be G = 6.

How does resonance occur when you play a horn?

Definition of velocity in your own words?

The last page of a book is numbered 764. The book is 3.0 cm thick, not including its covers. What is the average thickness (in centimeters) of a page in the book, rounded to the proper number of significant figures?

A 747 jetliner lands and begins to slow to a stop as it moves along the runway. If its mass is 3.5 x 10 exponent 5 kg, its speed is 27.0 m/s and the net braking force is 4.30 x 10 exponent 5 N, (A) what id its speed 7.

What is matter in context clues

The metallic elements which all react in water are found in the: same group same period rare earth elements

How much work is required to move a box 5 meters across the floor with a force of 15N?

Why have plants in the alpine biome adapted to survive on limited nutrients?