Answer from: drivinghydra
The correct answer is 15 N.
The mechanical advantage of a machine is calculated as,
M.A = Output Force/ Input Force
Given, mechanical advantage=2
Output force = 30 N
Substituting the values,
Input force = 15 N
∴ The input force must be 15 N.
Physics, 22.06.2019 11:20
How to tell if a molecule is polar or nonpolar with electronegativity
Physics, 22.06.2019 12:30
What would be the strength of earth's gravitational field at a point where an 80.0 kg astronaut would experience a 80% reduction in weight
Physics, 22.06.2019 14:00
How much energy must a refrigerator absorb from 225 g of water so that the temperature of the water will drop from 35°c to 5°c
Physics, 22.06.2019 18:00
Sunidhi made a study chart about changes in states of matter. which headings best complete the chart?
Suppose you use a machine that gives you a mechanical advantage of 2 to achieve an output force of 3...
Biology, 31.07.2019 18:20
Mathematics, 31.07.2019 18:20
Chemistry, 31.07.2019 18:20