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An astronaut on a space walk discovers that his jet pack no longer works, leaving him stranded 40 meter from the spaceship. If the jet pack is removable, describe how the astronaut can still use it to return to the ship.
A projectile is fired at v0 = 381.0 m/s at an angle of ? = 65.7o with respect to the horizontal, How far will the projectile travel in the horizontal direction, R
A classic 1957 Chevrolet Corvette mass 1240 kg starts fromrest, What is its radial acceleration at this time
A railroad locomotive with a mass of can exert a force of. At what rate can it accelerate when pulling a train
Establish the Force required to raise a 25.50 kg object by 2 pulleys, the diameter of larger circular pulley is 12.0 cm and the smaller pulley is 8.5 cm.
The equation of a transverse wave on a string is y = (5.7 mm) sin[(20 m-1)x + (760 s-1)t]. The tension in the string is 30 N. Find the linear density of this string in grams per meter
A 0.140 kg baseball is thrown horizontally with a velocity of 28.9 m/s. It is struck with a constant horizontal force that lasts for 1.85 ms, What was the magnitude of the horizontal force
The moon orbits the earth at a distance of 3.85 x 10^8 m. Assume that this distance is between the centers of the earth and the moon and that the mass of the earth is 5.98 x 10^24 kg. Find the period (in days) for the moon’s motion around the earth.
a car with a mass 1865 kg is travelling west and slows down uniformly to 8.5 m/s over a distance of 108 m. calculate the initial speed of the car if the required braking force is 7525 N
Calculate the fundamental frequency for an organ pipe, with an effective length equal to 12.0 m that is open at both ends. Use 343 m/s as the speed of sound in air
You have been given 1.752 g of copper from which you are to fashion a wire whose resistance is 2.519 ohms. What will be the density of the wire you fashion
An 1100 kg airplane starts from rest; 7.1s later it reaches its takeoff speed of 40m/s. What is the average acceleration of the airplane during this time?
The electronic flash attachment for a camera contains a capacitor for storing the energy used to produce the flash, Assuming that the flash lasts for 4.6 ms, find the effective power or "wattage" of the flash
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