Which of the following formulas can be used tro calculate mechanical advantage

A circuit has a current of 1.2 A. If the voltage decreases to one-third of its original amount while the resistance remains constant, what will be the reaulting current?

Give an example of how you would see metamaterials in the present world?

A pump is to lift 18 kg of water per minute tthrough a height of 3.6 m. what output rating (watts) should the pump have?

Is it ever possible for the domain and range in a function to have different numbers of entries

Melanie recorded observations on the effect of two new fertilizers on the growth of plants. Three identical plants having a height of 15 cm were used for the experiment.

Determine the mechanical energy of this object: a 1-kg ball sits on a 10-meter high cliff. A. The ball isn't moving, so the mechanical energy is zero B. 10 J C. 98 J D.

A proton that has a mass m and is moving at + 164 m/s undergoes a head-on elastic collision with a stationary carbon nucleus of mass 12m. the velocity of the proton after the collision is answer

what is the mass number in atomic mass units of an atom with 14 protons, 14 electrons, and 16 neutrons

How much work does an elephant do while moving a circus wagon 20 meters with a pulling force of 200n

Which is the best description of the acceleration of an object? an airplane changes elevation from 10,000 ft to 5,000 ft a cars velocity changes from 25 m/s to 20 m/s in 5 seconds a runner travels 100 m in one minute a remote-control car speeds up