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The suspension system of your 1200 kg car has a natural oscillation frequency of 2:00 Hz without functioning shock absorbers. The shock absorbers provide critical damping to the system. Along a worn section of concrete highway you notice concrete joints spaced 10.0 m apart setup a violent oscillation of the car. At what speed are you driving?
A cacher catches a 145 g baseball traveling horizontally at 34 m/s, How large an impulse does the ball give it to the catcher
An airplane with a speed of 87.7 m/s is climbing upward at an angle of 35.1 ° with respect to the horizontal. When the plane's altitude is 533 m, the pilot releases a package.
A 25 g of copper pellets are removed from a 300 C oven and immediately dropped into 120 mL of water at 18 C in an insulated cup. What will the new water temperature be.
A cord passes over a weightless and frictionless pulley. Masses of 200 and 300 grams are attached to the ends of the cord. Find the distance the masses will move during the fifth second after they had started.
A skater spins with her arms extended at a speed of 11 m/s. If she then whips her arms in to her body to form a circle with a radius of 0.4 m, what was the radius of the circle
A styrofoam cooler (k = 0.030 W/(m·K)) has outside dimensions of 0.270 m by 0.230 m by 0.280 m, and an average thickness of 2.6 cm. About how long would it take for 1.60 kg of ice at 0 °C to melt in the cooler if the outside temperature is 30.0 °C..
Two objects attract each other gravitationally with a force of 3.0×10-10 N when they are 0.60 m apart. Their total mass is 4.0 kg. Determine their individual masses.
What would be the electric current intercepted by the total surface area of the planet?
A woman on a bridge 81.0 m high sees a raft floating at a constant speed on the river below. Find the speed of the raft
A factory worker pushes a 34.0 kg crate a distance of 3.7 m along a level floor at constant velocity by pushing horizontally on it, How much work is done on the crate by the normal force
What is the Lens Equation? What do o, i and f stand for in the equation and what are the five parts of the Optical Bench used in this experiment? Briefly describe what each part does.
A passenger walks from one side of a ferry to the other as it approaches a dock. what are the direction and magnitude of the ferry's velocity relative to the water
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