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A spaceship of rest lenght 130 m is traveling at a constant speed of 0.7c with respect to the Earth. A small meteorite, travelling in the same direction at a constant speed of 0.9c relative to the spaceship, passes by the spaceship.
a. Using a laser gun mounted on the back of the spaceship, the captain of the spaceship fires a light pulse at the meteorite as it passes the front of the spaceship. According to the captain, how far from the front of the spaceship will the meteorite be when it is hit by the light pulse?
Calculate the mass difference in atomic mass units, between the helium nucleus and its constituent nucleons
Jim's dog Sparky runs 45.0 northeast to a tree, then 75.0 west to a second tree, and finally 15.0 south to a third tree. Calculate the direction of Sparky's net displacement
What is the peak voltage? What is the rms value of the current drawn by the heater? What is the resistance of the heater?
The distance to a point source is decreased with a factor of three. Suppose that the sound is emitted by the source uniformly in all directions. By what additive amount does the intensity level increase?
Two charges, q1 = −3.00 mC and q2 = 4.50 mC, are located at −2.00 cm and 3.00 cm on the x axis, respectively. What are the magnitude and direction of the resulting field at (a) x = −3.00 cm? (b) x = 0 cm? (c) x = 5.00 cm?
A uniform electric field of magnitude 4.10 × 105 N/C points in the positive x direction, Find the change in electric potential energy
Regarding the Earth and a cloud layer 800 m above the earth as the "plates" of a capacitor, calculate the capacitance. What is the maximum charge the cloud can hold
A cart is placed on an inclined plane (a wooden board which is seton an angle) and attached to a pulley by a rope at the end of thewooden board. On the other side of the rope, hanging below theinclined plane is a weight.
A nurse applies a force of 4.30 Newton to the piston of a syringe. The piston has an area of 5.47 x 10-5 m2. Find the pressure increase in the fluid within the syringe
The Beretta Model 92S (the standard-issue U.S. army pistol) has a barrel 127 long. What is the acceleration of the bullet while it is in the barrel
there are two stable states of caco3 known as aragonite and calcite. using information from the table reference data at
1. the ground state ofnbsp has jpi 32-1 the first excited state at 67.4 kev has jpi 12-1 and the second excited state
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