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Question: One hundred stones are placed on the ground 3 ft. apart, the first being 3 feet from a basket. If the basket and all of the stones are in a straight line, how far does a person travel who starts from the basket and brings the the stones to it one by one?
Block A weighs 19.9 lb and is moving toward the left with a velocity of 4 ft/s just before it is struck by the bullet B from a caliber 50 machine gun. The coefficient of kinetic friction between A and the plane is 0.25. The bullet weighs 0.10 lb a..
A 10-cm-diameter parallel-plate capacitor has a 1.0 mmspacing. What is the magnetic field strength on the axis
You drive at 65 mi/h towards the east for 2 hours and then turn towards the north and drive at 56mi/h for 1 hour. find the average speed and average velocity
A sample of helium-4 behaves as an ideal gas as it isheated at constant pressure from 294 K to 404 K. what is the mass of helium present
A 2.30 N force pushes it to the left, and a 0.800 N force pushes it to the right. (a) Taking right to be positive, what is the net force acting on it? (b) What is its acceleration?
Four particles with masses 7 kg, 6 kg, 2 kg,and 5 kg are connected by rigid rods of nelgigible mass as shown. Find the rotational energy of the system
A car with a mass of 1500kg moving at 40m/s comes to a stop in8 seconds. What is the change in momentum of the car
A model rocket with mass 1.62 kg starts from rest on the ground and accelerates upward with engine force 45.8 N. Find the work done by the rocket engine
An astronomical telescope for hobbyists has an angular magnification of -150. The eyepiece has a focal length of 4.90 mm, About how long is the telescope
question on a certain game show contestants spin a wheel when it is their turn. one contestant gives the wheel an
A railroad flatcar of weight 7840 N can roll without friction along a straight horizontal track. What is the change in velocity of the car
A gas is contained in a vertical, frictionless piston-cylinder device. The piston has a mass of 4 kg and a cross-sectional area of 40 cm2. Determine the pressure inside the cylinder
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