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Q1. A space station, in the form of a wheel 128 m in diameter, rotates to provide an "artificial gravity" of 3.20 m/s2 for persons who walk around on the inner wall of the outer rim. Find the rate of the wheel's rotation in revolutions per minute that will produce this effect.
Q2. Two ocean liners, each with a mass of 40,000 metric tons, are moving on parallel courses, 92 m apart. What is the magnitude of the acceleration of one of the liners toward the other due to their mutual gravitational attraction? Care for the ships as particles.
q1. a 32 percent efficient electric power plant produces 900 mj of electric energy per second and discharges waste heat
You have a cylindrical cup of water that springs a leak 5 cm below the surface of the water. What is the velocity of the water coming out of the hole
At the instant a traffic light turns green a car that has been waiting at the intersection starts ahead with a constant acceleration of 2.00 m/s2. Determine the speed the car when it passes the truck
A car travels at a constant speed around a circular track whose radius is 2.02 km. What is the magnitude of the centripetal acceleration of the car
A projectile is fired at v0 = 394.0 m/s at an angle of θ = 64.2o with respect to the horizontal, How far will the projectile travel in the horizontal direction, R
A wheel moves forward for 2 seconds making two complete revolutions. The wheel rotates during an arc length of 8.2 meters.
The link between portfolio level objectives with portfolio success factors that are achieved through individual projects and points out how contributes to strategic fit, use of synergies, etc.
The 20-cm-long wrench in the figure swings on its hook with a period of 0.74s, What is the wrench's moment of inertia about the hook
A golf ball is hit on a 7.2m tall hill at 23m/s and 30° above the horizontal, what is its velocity at the peak of its flight
A 65-g ice cube at 0°C is placed in 665 g of water at 30°C. What is the final temperature of the mixture? °C, What is the final temperature of the water after the ice has melted
If the frequencies are swept over a plusminus.gif2.00% range centered on 86.0 MHz, what is the range of wavelengths broadcast
An asteroid is discovered heading straight toward Earth at 15km/s. An international team manages to attach a giant rocket engine to the asteroid. The rocket fires for 10 min, after which the asteroid is moving at 29degree to its original path at a..
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