A wire has a current density of 6.25 * 10 6 A / m 2 6.25*106 A/m2. If the cross-sectional area of the wire is 1.79 mm 2 1.79 mm2, what current I I does the wire carry?

What must her minimum speed be just as she leaves the top of the cliff so that she will miss the ledge at the bottom, which is w = 1.75 m wide and h = 8.00 m below the top of the cliff?

A pendulum makes 40 vibrations in 20 seconds. Calculate the period?

How many grams of NH3 are in 3.011x10^23 molecules of NH3

How many objects to Newton's first and second laws deal with

The distance between earth and mars is 51 G meters. What is the minimum RTT for a link between Earth and Mars if speed of light is 3 * 108 meters/second.

How do you best determine whether j/m2 and m*s2/n are equivalent units?

Which is the most important radiation conduction or convection? Explain

A compressed spring has 16.2 J of elastic potential energy when it is compressed 0.30 m. What is the spring constant of the spring?

A smart phone charger delivers charge to the phone, in the form of electrons, at rate of - 0.75 C/s. How many electrons are delivered to the phone during 45 min of charging?

Which type of wave can transmit energy through a vacuum?