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A bomb that is initially at rest at the origin explodes and breaks into two pieces of mass m1 = 1497 kg and m2 = 2454 kg as shown in the figure below. If piece 1 has a velocity of +32 m/s directed along x, what is the velocity of piece 2 after the explosion?
A block of mass 4 kg is compressing a spring with K=2500 N/m a distance of 0.3 m. How much work does the spring do on the block
A mass-spring system with a natural frequency of 4.4 Hz is started in motion with an initial displacement from equilibrium of 5.7 cm, What is the amplitude of the resulting motion
A conducting sphere of radius 0.26 m has a potential of 240 V (with V = 0 at infinity). What is the charge density on its surface
A full length mirror on a closet door is 2.0 m tall. The bottom touches the floor. How long is the streak of reflected light across the floor
A uniform bar is 5.00 m long and weighs 975 N. A weight of 255 N is attached to one end while a weight of 375 N is attached 1.50 m from the other end. Find the tension in the cable
If the diameter of the fifth circular orbit of the hydrogen atom is 26.5 A, what is the frequency of the reveloution
For a demonstration, a professor uses a razor blade to cut a thin slit in a piece of aluminum foil. evaluate the width of the slit
The Van der Waals constants for carbon monoxide are a=1.4541 dm^6 mol^-1. Using the hybrid hard-sphere/r^-6 potential, estimate values for the hard-sphere molecular radius \(\sigma/2\) and the \(c_{6}\) value characterizing the attractive tail of ..
A rocket which has an exhaust speed of 8.0 km/s is to have a lift-off vertical acceleration of 8.0 m/s2 from the NASA launch pad. at what minimum rate must the rocket consume fuel
A woman is riding a Jet Ski at a speed of 24 m/s and notices a seawall straight ahead. what is the minimum distance from the seawall that she can begin making her turn and still avoid a crash
q1. a 500.0 g pot of water at room temperature 20.0 degrees c is placed on a stove. how much heat is required to change
A projectile is launched into the air with an initial speed of vi at a launch angle of 30 degrees above the horizontal. Calculate the horizontal distance traveled by the projectile
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