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The nucleus of 8Be, which consists of 4 protons and 4 neutrons, is very unstable and spontaneously breaks into two alpha particles (helium nuclei, each consisting of 2 protons and 2 neutrons).
(a) What is the force between the two alpha particles when they are 5.60 10-15 m apart?
an organ pipe is 0.155m long and closed at one end. the temperature of the air inside the pipe is 23 c.a calculate the
A steel cable has a cross-sectional area 3.44 × 10-3 m2 and is kept under a tension of 3.33 × 104 N. At what speed does a transverse wave move along the cable
A positive charge of q1 is located 4.40 m to the left of a negative charge q2. The charges have different magnitudes. How far to the left of the negative charge is one spot
A 40.0-kg shell is fired from a gun with a muzzle velocity 85.0 m/s at 29.0o above the horizontal. What is the horizontal speed of the other fragment
A proton is fired directly at a lithium nucleus. If the protonâ€TMs velocity is 4.0x105 m/s when it is far from the nucleus, how close will the particles get to each other
Electron microscopy has proved invaluable for investigations of viruses, cell membranes and subcellular structures, bacterial surfaces, visual receptors, chloroplasts, and the contractile properties of muscles. The "lenses" of an electron microsco..
A converging lens with a diameter of 30.0 cm forms an image of a satellite passing overhead. what is the altitude of the satellite
How much time does it take to lift container with the motor.
Consider an airplane window (area 0.29 m2). If the pressure inside the plane is atmospheric pressure and the pressure outside is 22% of Patm, what is the force on the window
A series R-L-C circuit is connected to a 150Hz ac source that has Vrms = 80.0V. What average power is delivered to the circuit by the source
A white billiard ball with mass mw = 1.3 kg is moving directly to the right with a speed of v = 3.42 m/s and collides elastically with a black billiard ball with the same mass mb = 1.3 kg, What is the final speed of the white ball
A large gear is made by starting with a solid metal disk of mass 5 kg and radius 25 cm. Determine the moment of inertia for the gear spinning
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