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A 53 kg springboard diver leaps from a 2m high board by bouncing until she has increased the energy in the board to 1040 joules. Approximately how much gravitational potential energy does she possess at the top of her jump? What is the maximum height above the water of the diver during her dive?
A cannon, placed in the valley, fires a shell at 52 degrees with respect to the horizontal line. The initial speed of the shell is 516 m/s, Calculate the range of the shell
An initially stationary 4.1 kg object accelerates horizontally and uniformly to a speed of 12 m/s in 3.3 s. how much work is done on the object by the force accelerating it
A 25 g glass tumbler contains 370 mL of water at 24°C. If two 11 g ice cubes each at a temperature of -3°C are dropped into the tumbler, what is the final temperature of the drink
An RLC series circuit has a resistance of R = 334 %u03A9, an inductance L = 0.270 mH, what is the maximum source voltage amplitude when the circuit is operated at the resonant frequency
question1a 71.0 person holds his arms so that his hands are 1.80 apart. typically a persons hand makes up about 1.00 of
A 5000 kg truck moving right at 20 m/s collides and sticks to a 2000 kg car moving left at 10 m/s. If momentum is conserved, then what is the velocity after the collision
Two capacitors are connected parallel to each other and connected to the battery with voltage 30V. By how much energy of the system decreases
A uniform disk of radius 0.463 m and unknown mass is constrained to rotate about a perpendicular axis through its center. Find the mass of the disk
A speeding motorist traveling 100km/h passes a stationary police officer. The officer immediately begins pursuit at a constant acceleration of 12km/h/s (note the mixed units).
The blood speed in a normal segment of a horizontal artery is 0.162 m/s. What is the difference in blood pressure between the normal and constricted segments of the artery
A block of mass 2.50 kg is pushed 3.00 m along a frictionless horizontal table by a constant 18.0 N force directed 25.0° below the horizontal. Determine the work done by the net force on the block
From the shore of a frozen lake, a QB throws a 2 kg football at a velocity of 20 m/s. How far does the person slide before they come to a stop
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