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What is the magnitude of the electric field within the cell membrane?
What is the temperature change of the bullet? Assume that all the internal energy generated by the impact remains with the bullet.
We can place a maximum of [u] pieces of cargo in the hold of the vessel without sinking the vessel.
When a kangaroo leaps forward, what is the force that accelerates the kangaroo, and what is the direction of that force?
Use the magnetic field lines to indicate roughly how the field varies with increasing distance from the wire.
What is the marble's terminal velocity in this liquid? How much time elapses before the marble has reached 90% of its terminal velocity?
You arrive home after driving 4.5h. How far is your hometown from school? What was your average speed?
Take west to be the positive direction. What is the boat's acceleration, with correct sign?
Assume the ocean will have a consistent density of 1.00 x 10^3 kg/m^3 all the way down.
The hand generating the pulses moves up and down through a complete cycle 2.74 times every 6.48 s. Find the velocity of the wave.
Where would a positive test charge have the least potential energy?
What is the electric flux through the surface of a sphere that has this charge at its center and that has radius 0.157 m ?
What is the relationship between temperature and absolute brightness?
The tenth interference minimum (dark fringe) is observed to be 7.26mm from the central maximum. Determine the spacing of the slits.
Assume the following configuration of static electric E and magnetic B fields, (a) derive the trajectory of the charge particles.
Accelerates a 2.5-gram ping-pong ball from rest to a speed of 300 m/s in a distance of 1.8 meters. What is the average force on the ping-pong ball?
World-class sprinters can accelerate out of the starting blocks with an acceleration that is nearly horizontal and has magnitude 15m/s2.
What is the velocity of the dog and the skateboard together (after the dog jumped on it)?
What is the ratio of the new kinetic energy to the original kinetic energy of a moving car when the ratio of the new speed to the original speed is 1/7?
During the time you talk from mission control to one os the astronaunts the shuttle travels at 820 km. How long were you talking to the astronaut?
The coefficient of kinetic friction between the box and the ramp is 0.115, and the rope pulling the box is parallel to the ramp.
100 V is applied between the plates, how much charge is there on each plate? How much energy is stored in the capacitor in part a?
How long is the skateboarder in the air? With what velocity does the skateboarder land on the slope?
The rain is falling with a velocity of which has both an x-component as it blows sideways and a y-component as it falls.
What did the voltage across the capacitor do when you first closed the circuit?