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A highway curve of radius 600m is designed for traffic moving at a speed of 73.0km/hr .
a) What is the correct banking angle of the road?
If the player hears the sound of the splash 3.19 s later, illustrate what was the initial speed given to the rock? Assume the speed of sound in air to be 343 m/s.
An air-filled parallel plate capacitor with a plate spacing of 1.20 cm has a capacitance of 4.30, Calculate the dielectric constant of the inserted material
A pressure of 10 Pa is applied through a piston uniformly on the surface of water in a cylinder. How much of this pressure if it is 80 cm deep?
A 17 kg girl slides down a playground slide that is 3.1 m high. When she reaches the bottom of the slide, her speed is 1.3 m/s. what is the coefficient of friction between the girl and the slide
A hot air balloonist rises vertically with a constant velocity of 6.0 m/s and releases a sandbag at the precise instant when the balloon is 40.0 m above the ground. what is the time when the sandbag hits the ground
A section of hollow pipe and a solid cylinder have the same radius and mass. Which has the most rotational kinetic energy
o skydivers are holding on to each other while falling straight down at a common terminal speed of 57.1 m/s. compute the change in kinetic energy of the system
nozzle of a hose is pointing straight up. the water rises to a height h above nozzle openig. how high does the water rise
A steel cable with total length 59 m and mass 110 kg is connected to two poles. The tension in the cable is 1,260 N, and the wind makes the cable vibrate with a frequency of 2 Hz. Calculate the wavelength of the resulting wave on the cable
An oscillating block-spring system has a mechanical energy of 1.00 J, an amplitude of 10.0 cm, and a maximum speed of 1.20 m/s. find the mass of the block, and the frequency of oscillation
A coil formed by wrapping 45 turns of wire in the shape of a square is positioned in a magnetic field so that the normal to the plane of the coil, What is the total length of the wire
A tennis ball of mass 0.0611 kg is served. It strikes the ground with a velocity of 55.6 m/s (124 mi/h) at an angle of 21.2° below the horizontal. what average force did the ground exert on the ball
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