An electric motor has an effective resistance of 32.0 ohms and an inductive reactance of 45.0 ohms when working underload. The rms voltage across the alternating source is 420 V. Calculate the rms current

Scientific laws are so complex that they can rarely be explained by mathematical equations. True or false?

Derive the relationship between g and g

Why is my autistic sister closer. to a friend of ours than she is me?

What do geographers explore

if a star 100 light years from earth is beginning to expand into a giant star how long will it take for astronomers to observe this development explain

At a certain harbor, the tides cause the ocean surface to rise and fall a distance d (from highest level to lowest level) in simple harmonic motion, with a period of 12.4 h. how long does it take for the water to fall a distance 0.

What is the average speed of an object with a total distance traveled of 45 meters in 50 seconds

Some machines do not multiply the force that is applied to them

An automotive research facility is testing a new design on bumpers to determine the force at which it will break.

Gravity is greater when there is