An LCR circuit is connected to an AC source of emf 200v and adjusted for resonance. The current in the circuit is 2.5 A. If XL=10 ohm, calculate the resistance R? ​

If steel is more dense that lake water, why can a boat float

As a pendulum bob swings back and forth several times, the maximum height it reaches becomes less and less. this is because more and more of the pendulum bob's energy is being transformed into a. heat energy b. kinetic energy c. potential energy d. kinetic energy and potential energy

Holes drilled several kilometers into earth’s crust provide direct evidence about earth’s interior in the form of