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A 0.029-kg bullet is fired vertically at 225 m/s into a 0.15-kg baseball that is initially at rest. How high does the combined bullet and baseball rise after the collision, assuming the bullet embeds itself in the ball?
m
Two objects with masses of 3.70kg and 7.80kg are connected by a light string that passes over a frictionless pulley. Determine the acceleration of each object
A fresh pumpkin has a mass of 2.44 kg is droped from above the ground. Ignore air friction. Calculate the momentum change of the pumpkin
A square wire 2.0 cm on each side is oriented so that a 5.00 mT magnetic field makes a 30.0 degree angle with the normal to the plane of the square. how many loops does the wire make
A uniform electric field of magnitude 2500N/C makes an angle of 27 degrees with a plane surface of area 0.355 m2. what is the net charge inside the box
question1a sailboat is being propelled westerly by the wind at 4ms. if the current is flowing 2ms to the northeast
A 74 kg person is parachuting and experiencing a downward acceleration of 2.9 m/s2. The mass of the parachute is 5.8 kg. find the upward force on the open parachute from the air
when two light bulbs are connected in series bulb a is brighter than bulb b.if the positions of the bulbs were reversed
A uniform ladder is 10-m long and it weighs 100-N. The ladder leans against a smooth wall with its base on a sidewalk 6-m from the base of the wall. Find the force exerted on the ladder by the wall
A race car is one lap behind the lead car when the lead car has 43 laps to go in a race. If the speed of the lead car is 54.2 m/s, what should be the average speed of the second car to catch the lead car just before the end of the race (i.e. right..
An angler hangs a 4.52-kg fish from a vertical steel wire 1.65m long and 5.47×10?3cm2 in cross-sectional area. Calculate the amount the wire is stretched by the hanging fish
A coil has a DC resistance of 90 ? and animpedance of 200 ? at a frequency of 1.5 kHz. What is the inductance of the coil
A particle of mass m is subjected to a force acting in the x-direction, Fx = (2.77 + 0.351x) N. Find the work done by the force as the particle moves from x = 0 to x = 4.41 m
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