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It is possible to shoot an arrow at a speed as high as 119 m/s.
a) If friction is neglected, how high would a narrow launched at this speed rise if shot straight up?
b) How long would the arrow be in the air?
A proton (mass m = 1.67 x 10-27 kg) is being accelerated along a straight line at 5.3 x 1011 m/s2 in a machine. If the proton has an initial speed of 7.5 x 105 m/s and travels 2.5 cm, what then is (a) its speed and (b) the increase in its kinetic ene..
When two capacitors are connected in parallel across a 10.0 V rms, 1.0 kHz oscillator, the oscillator supplies a total rms current of 523 mA. What are the values of the two capacitors
A slide projector has a converging lens whose focal length is103.00 mm. How far from the lens must the screen be located if a slide is placed 105 mm from the lens? If the slide measures 21.0 mm× 37.0 mm, what are the dimensions (in mm) of its image?
A copper bowl of mass m1 contains a mass m2 of water, both at temperature T (which is below the boiling point of water). How much energy is transferred to the water as heat
A tanker ship is filled with 2.25 x 10^5 m^3 of gasoline at a refinery in southern Texas when the temperature is 17.2° C. how much has the volume of the gasoline decreased
What is the speed of the second asteroid? Now suppose that the first and second asteroids carry charges of 3.68 C and -3.68 C, respectively. How fast would the second asteroid have to be moving in order to occupy the same circular orbit as before?
A 12kg projectile is launched with an initial vertical speed of 20m/s. It rises to a height of 18m above the launch point. How much work is done with the dissipative resistive force on the projectile during this ascent?
A solid sphere with a radius of 0.70 m can be rotated about an axis through its center by a torque of 10.5 N *m which accelerates it uniformly from rest through a total of 180 revolutions in 15.0 s
One of Saturn's moons has an orbital distance of 1.87 x 108 m. estimate a mass for the planet Saturn
If this amount were shaped into a cube, what would be the length of one edge of that cube (in meters)
A piece of wood is 0.700m long, 0.300m wide, and 8.00×10?2m thick. What is the mass of this volume of lead
A 34-kg girl is bouncing on a trampoline. During a certain interval after she leaves the surface of the trampoline, How high does she rise during this interval
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