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A rifle with a weight of 30 N fires a 3.0-g bullet with a speed of 240 m/s
A) Find the recoil speed of the rifle.
__________m/s (answer)
B) If a 775- N man holds the rifle firmly against his shoulder, find the recoil speed of the man and the rifle.
___________m/s (answer)
A boy on board a cruise ship drops a 30.0 g marble into the ocean. what is the terminal speed of the marble
The highest recorded waterfall in the world is found at Angel Falls in Venezuela. Its longest single waterfall has a height of 807 m. what is the maximum temperature of the water at the bottom of the falls
A dipole composed of a ±q point charge, separated by a distance d = 2.24e-14 m and aligned parallel with the x axis, Find the expression for the potential on the x axis
Calculate the focal length required of glasses to be worn, A pair of eyeglasses are designed to allow a person with a near-point distance of 2.52 m to read a road sign at a distance of 25.2 m.
A 2.9 kg block is released from rest on a 45° inclined ramp. The block will lose energy to friction at a constant rate of 4 J/m as it slides down the ramp
A simple Pendulum has a mass of 2.00 kg. The mass has a speed of 3.00 m/s, What is the maximum height (from the lowest position) the pendulum will reach
A solenoid is constructed having 350 turns of wire and is 62.0 cm in length. A single hanging wire is positioned vertically at the end of the solenoid, what is the magnitude of the force on the wire
Object A is moving due east, while object B is moving due north. They collide and stick together in a completely inelastic collision. Momentum is conserved. Find the direction of the final velocity of the two-object system
How much acceleration does a 747 jumbo jet of mass 45000 kg experience in takeoff as the thrust for each of four engines is 45000 N.
A 40.0 cm diameter cylinder of helium gas is 70.0 cm long and at 30.0 ^circC. The pressure gauge reads 140 psi. How many helium atoms are in the cylinder.
Draw a ray diagram depicting the following: and object is 20cm in front of a concave mirror whose radius of curvature is 25cm. Calculate the image position using the mirror equation
A research balloon bound for the stratosphere is filled at sea level with 800 m3 of helium whose initial temperature is 285 K. What is the temperature of the helium
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