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A bullet with mass 4.59 g is fired horizontally into a 1.958-kg block attached to a horizontal spring. The spring has a constant 5.61 102 N/m and reaches a maximum compression of 5.82 cm.
(a) Find the initial speed of the bullet-block system.
m/s
(b) Find the speed of the bullet.
Calculate the gravitational force between the Sun and the Earth. Use the following numbers. G = 6.67 x 10-11 m3/kg/s2, Mass of the Sun (M_sun) = 2.0 x 1030 kg
An object moves with constant acceleration 3.55 m/s2 and over a time interval reaches a final velocity of 12.8 m/s.
Sound is passing perpendicularly through an open window whose dimensions are 1.1 m x 0.75 m. How much sound energy comes through the window
Consider a merry-go-round that has the form of a disc with radius 5.5 m and mass 130 kg. what is the total moment of inertia
A series RLC circuit is shown in the figure. The circuit is powered by an AC source. The peak emf of the AC source is 110 volt, What is the resonant frequency of this RLC circuit (in the unit of Hertz
A 63 resistor is connected in parallel with a 115 resistor. This parallel group is connected in series with a 19 resistor. The total combination is connected across a 15 V battery.
The load and the spring are taken down. Two people pull in opposite directions on the ends of the spring, each with a force of 206 N. Find the length of the spring in this situation
Science is about collecting data. What kind of data do you think you will collect in Physics 320 class? What kind of data will you collect about heat
The reflecting surfaces of two intersecting flat mirrors are at the angle of 59. A light ray strikes the horizontal mirror, reflects off horizontal mirror, impinges on the raised mirror, reflects off the raised mirror and proceeds in the right-han..
In the rainy season, the amazon flows fast and runs deep. In one location, the river is 23m deep and moves at a speed of 4.0m/s toward the east. what is the potential (magnitude and sign) at the surface
Consider a bird that flies at an average speed of 10.7 m/s and releases energy from its body fat reserves at an average rate of 3.70 W, How far will the bird fly before feeding again
A crate travels 30 m due to a constant force of 350 N. The friction can be neglected for the first 15 m. What is the final speed of the crate if it weighs 110 kg
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