What is the force required to produce to produce a current of one ampere through a resistance of one ohm?

There is a naturally occurring electric field near the surface of the Earth whose magnitude is 80√pi V/m. How much energy is stored per cubic meter in this field?

1000 kg elevator accelerates upward at 1.0 m/s 2 for 10 m, starting from rest. a. how much work does gravity do on the elevator? b. how much work does the tension in the elevator cable do on the elevator? c.

What do sound waves, light waves, moving objects, and heat all have in common? - they all need a medium to travel - they are all electromagnetic waves -they are all mechanical waves -they all transfer energy

How many moles are there in one ounce (28.4g) of pure gold? a. 1.97 x 10-2mol b. 6.94mol c. 0.144mol d. 0.0721mol e. 5.08 x 10-3 mol?

A tube with a cap on one end, but open at the other end, produces a standing wave whose fundamental frequency is 130.8 Hz. The speed of sound is 343 m/s. a. If the cap is removed, what is the new fundamental frequency?

Will is in an experiment in which he is asked to raise his hand every time he thinks he hears a tone. At a particular intensity level, Will accurately detects the tone 50% of the time. This is Wills

What is implicit memory?

A student places a cup of cold water on a counter in a warm room. The student measures the temperature of the water every minute until it stops changing. The water's final temperature is 28 degrees celsius. What is the final temperature of the room?

You pull a simple pendulum of length 0.225m to the side through an angle of 3.50∘ and release it. Part A How much time does it take the pendulum bob to reach its highest speed? Take free fall acceleration to be 9.80 m/s^2.

At a soccer practice, the players run sprints. They start at the goal, run 10 m toward the center of the field and then run back to the goal. Then they run 20 m toward the center of the field and back to the goal.