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After staying on Penitgy for a few days, the landing craft returns to its mothership. At take-off, both engines are run at full thrust for 87 s. What height does the landing craft attain during this time period? Note: Previously, when landing in Part 3, 35% of an engine's full thrust was used. Answer in units of km.
An electric field of 11.0 N/C directed due north is superposed on an existing electric field of 15.3 N/C directed due east
The energy released by each fission within the core of a nuclear reactor is 2.00 x 102 MeV. Determine the power (in watts) that the reactor generates
A centrifuge in a medical laboratory rotates at an angular speed of 3,700 rev/min. Find the constant angular acceleration (in rad/s2) of the centrifuge
A 12.5-µC particle with a mass 2.80x10-5kg moves perpendicular to a 1.01-T magnetic field in a circular path of radius 21.8m. How fast is the particle moving
The radius of the hydrogen atom is 0.053 nm. find the Coulomb force between the electron and the proton in the atom
A crate is dragged 4.0m along a rough floor with a constant velocity by a worker applying a force of 450N to a rope at an angle of 30? to the horizontal. What is the total work done on the crate
An Olympic runner is at the starting gate and hears the starting gun, Using only acceleration, ai, and time, tr, write an expression for the runner's final speed, vr, when he crosses the finish line
In tae-kwon-do, a hand is slammed down onto a target at a speed of 13 m/s and comes to a stop during the 7.0 ms collision. What are the magnitudes of the impulse
Suppose you throw a rock from an initial height h0 at a speed v0 and angle ? from the horizontal. Neglect drag or friction, Determine the coordinate system and draw a diagram of the trajectory. Draw the free-body diagram and find the net force
A person uses corrective glasses of power -8.5 D. If the glasses are worn 2.0 cm from the eye, what is the person's far point without glasses
A rocket moves with a velocity of 0.91c to the right with respect to a stationary observer A. What is the velocity of observer
The water in a deep underground well is used as the cold reservoir of a Carnot heat pump that maintains the temperature of a house at 294 K. Determine the temperature of the well water
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